diff --git a/java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/VmMigrationClient.java b/java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/VmMigrationClient.java
index 144570ddaaba..9c48b2166c50 100644
--- a/java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/VmMigrationClient.java
+++ b/java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/VmMigrationClient.java
@@ -47,8 +47,11 @@
  * calls that map to API methods. Sample code to get started:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
  *   SourceName name = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]");
  *   Source response = vmMigrationClient.getSource(name);
@@ -84,8 +87,11 @@
  * <p>To customize credentials:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * VmMigrationSettings vmMigrationSettings =
  *     VmMigrationSettings.newBuilder()
  *         .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
@@ -96,8 +102,11 @@
  * <p>To customize the endpoint:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * VmMigrationSettings vmMigrationSettings =
  *     VmMigrationSettings.newBuilder().setEndpoint(myEndpoint).build();
  * VmMigrationClient vmMigrationClient = VmMigrationClient.create(vmMigrationSettings);
@@ -107,8 +116,11 @@
  * the wire:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * VmMigrationSettings vmMigrationSettings =
  *     VmMigrationSettings.newBuilder()
  *         .setTransportChannelProvider(
@@ -200,8 +212,11 @@ public final OperationsClient getHttpJsonOperationsClient() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   for (Source element : vmMigrationClient.listSources(parent).iterateAll()) {
@@ -228,8 +243,11 @@ public final ListSourcesPagedResponse listSources(LocationName parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   for (Source element : vmMigrationClient.listSources(parent).iterateAll()) {
@@ -253,8 +271,11 @@ public final ListSourcesPagedResponse listSources(String parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListSourcesRequest request =
    *       ListSourcesRequest.newBuilder()
@@ -284,8 +305,11 @@ public final ListSourcesPagedResponse listSources(ListSourcesRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListSourcesRequest request =
    *       ListSourcesRequest.newBuilder()
@@ -315,8 +339,11 @@ public final ListSourcesPagedResponse listSources(ListSourcesRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListSourcesRequest request =
    *       ListSourcesRequest.newBuilder()
@@ -352,8 +379,11 @@ public final UnaryCallable<ListSourcesRequest, ListSourcesResponse> listSourcesC
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   SourceName name = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]");
    *   Source response = vmMigrationClient.getSource(name);
@@ -376,8 +406,11 @@ public final Source getSource(SourceName name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String name = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]").toString();
    *   Source response = vmMigrationClient.getSource(name);
@@ -399,8 +432,11 @@ public final Source getSource(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   GetSourceRequest request =
    *       GetSourceRequest.newBuilder()
@@ -424,8 +460,11 @@ public final Source getSource(GetSourceRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   GetSourceRequest request =
    *       GetSourceRequest.newBuilder()
@@ -448,8 +487,11 @@ public final UnaryCallable<GetSourceRequest, Source> getSourceCallable() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   Source source = Source.newBuilder().build();
@@ -481,8 +523,11 @@ public final OperationFuture<Source, OperationMetadata> createSourceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   Source source = Source.newBuilder().build();
@@ -514,8 +559,11 @@ public final OperationFuture<Source, OperationMetadata> createSourceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateSourceRequest request =
    *       CreateSourceRequest.newBuilder()
@@ -543,8 +591,11 @@ public final OperationFuture<Source, OperationMetadata> createSourceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateSourceRequest request =
    *       CreateSourceRequest.newBuilder()
@@ -572,8 +623,11 @@ public final OperationFuture<Source, OperationMetadata> createSourceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateSourceRequest request =
    *       CreateSourceRequest.newBuilder()
@@ -599,8 +653,11 @@ public final UnaryCallable<CreateSourceRequest, Operation> createSourceCallable(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   Source source = Source.newBuilder().build();
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -629,8 +686,11 @@ public final OperationFuture<Source, OperationMetadata> updateSourceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   UpdateSourceRequest request =
    *       UpdateSourceRequest.newBuilder()
@@ -657,8 +717,11 @@ public final OperationFuture<Source, OperationMetadata> updateSourceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   UpdateSourceRequest request =
    *       UpdateSourceRequest.newBuilder()
@@ -685,8 +748,11 @@ public final OperationFuture<Source, OperationMetadata> updateSourceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   UpdateSourceRequest request =
    *       UpdateSourceRequest.newBuilder()
@@ -711,8 +777,11 @@ public final UnaryCallable<UpdateSourceRequest, Operation> updateSourceCallable(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   SourceName name = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]");
    *   vmMigrationClient.deleteSourceAsync(name).get();
@@ -735,8 +804,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteSourceAsync(SourceN
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String name = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]").toString();
    *   vmMigrationClient.deleteSourceAsync(name).get();
@@ -758,8 +830,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteSourceAsync(String
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   DeleteSourceRequest request =
    *       DeleteSourceRequest.newBuilder()
@@ -785,8 +860,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteSourceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   DeleteSourceRequest request =
    *       DeleteSourceRequest.newBuilder()
@@ -812,8 +890,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteSourceAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   DeleteSourceRequest request =
    *       DeleteSourceRequest.newBuilder()
@@ -840,8 +921,11 @@ public final UnaryCallable<DeleteSourceRequest, Operation> deleteSourceCallable(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   SourceName source = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]");
    *   FetchInventoryResponse response = vmMigrationClient.fetchInventory(source);
@@ -869,8 +953,11 @@ public final FetchInventoryResponse fetchInventory(SourceName source) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String source = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]").toString();
    *   FetchInventoryResponse response = vmMigrationClient.fetchInventory(source);
@@ -895,8 +982,11 @@ public final FetchInventoryResponse fetchInventory(String source) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   FetchInventoryRequest request =
    *       FetchInventoryRequest.newBuilder()
@@ -924,8 +1014,11 @@ public final FetchInventoryResponse fetchInventory(FetchInventoryRequest request
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   FetchInventoryRequest request =
    *       FetchInventoryRequest.newBuilder()
@@ -951,8 +1044,11 @@ public final FetchInventoryResponse fetchInventory(FetchInventoryRequest request
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   SourceName parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]");
    *   for (UtilizationReport element :
@@ -980,8 +1076,11 @@ public final ListUtilizationReportsPagedResponse listUtilizationReports(SourceNa
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]").toString();
    *   for (UtilizationReport element :
@@ -1007,8 +1106,11 @@ public final ListUtilizationReportsPagedResponse listUtilizationReports(String p
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListUtilizationReportsRequest request =
    *       ListUtilizationReportsRequest.newBuilder()
@@ -1041,8 +1143,11 @@ public final ListUtilizationReportsPagedResponse listUtilizationReports(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListUtilizationReportsRequest request =
    *       ListUtilizationReportsRequest.newBuilder()
@@ -1074,8 +1179,11 @@ public final ListUtilizationReportsPagedResponse listUtilizationReports(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListUtilizationReportsRequest request =
    *       ListUtilizationReportsRequest.newBuilder()
@@ -1114,8 +1222,11 @@ public final ListUtilizationReportsPagedResponse listUtilizationReports(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   UtilizationReportName name =
    *       UtilizationReportName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[UTILIZATION_REPORT]");
@@ -1141,8 +1252,11 @@ public final UtilizationReport getUtilizationReport(UtilizationReportName name)
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String name =
    *       UtilizationReportName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[UTILIZATION_REPORT]")
@@ -1167,8 +1281,11 @@ public final UtilizationReport getUtilizationReport(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   GetUtilizationReportRequest request =
    *       GetUtilizationReportRequest.newBuilder()
@@ -1196,8 +1313,11 @@ public final UtilizationReport getUtilizationReport(GetUtilizationReportRequest
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   GetUtilizationReportRequest request =
    *       GetUtilizationReportRequest.newBuilder()
@@ -1226,8 +1346,11 @@ public final UtilizationReport getUtilizationReport(GetUtilizationReportRequest
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   SourceName parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]");
    *   UtilizationReport utilizationReport = UtilizationReport.newBuilder().build();
@@ -1265,8 +1388,11 @@ public final OperationFuture<UtilizationReport, OperationMetadata> createUtiliza
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]").toString();
    *   UtilizationReport utilizationReport = UtilizationReport.newBuilder().build();
@@ -1304,8 +1430,11 @@ public final OperationFuture<UtilizationReport, OperationMetadata> createUtiliza
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateUtilizationReportRequest request =
    *       CreateUtilizationReportRequest.newBuilder()
@@ -1333,8 +1462,11 @@ public final OperationFuture<UtilizationReport, OperationMetadata> createUtiliza
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateUtilizationReportRequest request =
    *       CreateUtilizationReportRequest.newBuilder()
@@ -1363,8 +1495,11 @@ public final OperationFuture<UtilizationReport, OperationMetadata> createUtiliza
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateUtilizationReportRequest request =
    *       CreateUtilizationReportRequest.newBuilder()
@@ -1392,8 +1527,11 @@ public final OperationFuture<UtilizationReport, OperationMetadata> createUtiliza
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   UtilizationReportName name =
    *       UtilizationReportName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[UTILIZATION_REPORT]");
@@ -1420,8 +1558,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteUtilizationReportAs
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String name =
    *       UtilizationReportName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[UTILIZATION_REPORT]")
@@ -1446,8 +1587,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteUtilizationReportAs
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   DeleteUtilizationReportRequest request =
    *       DeleteUtilizationReportRequest.newBuilder()
@@ -1476,8 +1620,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteUtilizationReportAs
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   DeleteUtilizationReportRequest request =
    *       DeleteUtilizationReportRequest.newBuilder()
@@ -1506,8 +1653,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteUtilizationReportAs
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   DeleteUtilizationReportRequest request =
    *       DeleteUtilizationReportRequest.newBuilder()
@@ -1536,8 +1686,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteUtilizationReportAs
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   SourceName parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]");
    *   for (DatacenterConnector element :
@@ -1565,8 +1718,11 @@ public final ListDatacenterConnectorsPagedResponse listDatacenterConnectors(Sour
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]").toString();
    *   for (DatacenterConnector element :
@@ -1592,8 +1748,11 @@ public final ListDatacenterConnectorsPagedResponse listDatacenterConnectors(Stri
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListDatacenterConnectorsRequest request =
    *       ListDatacenterConnectorsRequest.newBuilder()
@@ -1625,8 +1784,11 @@ public final ListDatacenterConnectorsPagedResponse listDatacenterConnectors(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListDatacenterConnectorsRequest request =
    *       ListDatacenterConnectorsRequest.newBuilder()
@@ -1657,8 +1819,11 @@ public final ListDatacenterConnectorsPagedResponse listDatacenterConnectors(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListDatacenterConnectorsRequest request =
    *       ListDatacenterConnectorsRequest.newBuilder()
@@ -1696,8 +1861,11 @@ public final ListDatacenterConnectorsPagedResponse listDatacenterConnectors(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   DatacenterConnectorName name =
    *       DatacenterConnectorName.of(
@@ -1724,8 +1892,11 @@ public final DatacenterConnector getDatacenterConnector(DatacenterConnectorName
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String name =
    *       DatacenterConnectorName.of(
@@ -1751,8 +1922,11 @@ public final DatacenterConnector getDatacenterConnector(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   GetDatacenterConnectorRequest request =
    *       GetDatacenterConnectorRequest.newBuilder()
@@ -1779,8 +1953,11 @@ public final DatacenterConnector getDatacenterConnector(GetDatacenterConnectorRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   GetDatacenterConnectorRequest request =
    *       GetDatacenterConnectorRequest.newBuilder()
@@ -1808,8 +1985,11 @@ public final DatacenterConnector getDatacenterConnector(GetDatacenterConnectorRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   SourceName parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]");
    *   DatacenterConnector datacenterConnector = DatacenterConnector.newBuilder().build();
@@ -1849,8 +2029,11 @@ public final DatacenterConnector getDatacenterConnector(GetDatacenterConnectorRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]").toString();
    *   DatacenterConnector datacenterConnector = DatacenterConnector.newBuilder().build();
@@ -1888,8 +2071,11 @@ public final DatacenterConnector getDatacenterConnector(GetDatacenterConnectorRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateDatacenterConnectorRequest request =
    *       CreateDatacenterConnectorRequest.newBuilder()
@@ -1918,8 +2104,11 @@ public final DatacenterConnector getDatacenterConnector(GetDatacenterConnectorRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateDatacenterConnectorRequest request =
    *       CreateDatacenterConnectorRequest.newBuilder()
@@ -1948,8 +2137,11 @@ public final DatacenterConnector getDatacenterConnector(GetDatacenterConnectorRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateDatacenterConnectorRequest request =
    *       CreateDatacenterConnectorRequest.newBuilder()
@@ -1977,8 +2169,11 @@ public final DatacenterConnector getDatacenterConnector(GetDatacenterConnectorRe
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   DatacenterConnectorName name =
    *       DatacenterConnectorName.of(
@@ -2006,8 +2201,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteDatacenterConnector
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String name =
    *       DatacenterConnectorName.of(
@@ -2034,8 +2232,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteDatacenterConnector
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   DeleteDatacenterConnectorRequest request =
    *       DeleteDatacenterConnectorRequest.newBuilder()
@@ -2064,8 +2265,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteDatacenterConnector
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   DeleteDatacenterConnectorRequest request =
    *       DeleteDatacenterConnectorRequest.newBuilder()
@@ -2094,8 +2298,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteDatacenterConnector
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   DeleteDatacenterConnectorRequest request =
    *       DeleteDatacenterConnectorRequest.newBuilder()
@@ -2124,8 +2331,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteDatacenterConnector
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   UpgradeApplianceRequest request =
    *       UpgradeApplianceRequest.newBuilder()
@@ -2154,8 +2364,11 @@ public final OperationFuture<UpgradeApplianceResponse, OperationMetadata> upgrad
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   UpgradeApplianceRequest request =
    *       UpgradeApplianceRequest.newBuilder()
@@ -2185,8 +2398,11 @@ public final OperationFuture<UpgradeApplianceResponse, OperationMetadata> upgrad
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   UpgradeApplianceRequest request =
    *       UpgradeApplianceRequest.newBuilder()
@@ -2214,8 +2430,11 @@ public final UnaryCallable<UpgradeApplianceRequest, Operation> upgradeApplianceC
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   SourceName parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]");
    *   MigratingVm migratingVm = MigratingVm.newBuilder().build();
@@ -2248,8 +2467,11 @@ public final OperationFuture<MigratingVm, OperationMetadata> createMigratingVmAs
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]").toString();
    *   MigratingVm migratingVm = MigratingVm.newBuilder().build();
@@ -2282,8 +2504,11 @@ public final OperationFuture<MigratingVm, OperationMetadata> createMigratingVmAs
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateMigratingVmRequest request =
    *       CreateMigratingVmRequest.newBuilder()
@@ -2311,8 +2536,11 @@ public final OperationFuture<MigratingVm, OperationMetadata> createMigratingVmAs
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateMigratingVmRequest request =
    *       CreateMigratingVmRequest.newBuilder()
@@ -2340,8 +2568,11 @@ public final OperationFuture<MigratingVm, OperationMetadata> createMigratingVmAs
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateMigratingVmRequest request =
    *       CreateMigratingVmRequest.newBuilder()
@@ -2368,8 +2599,11 @@ public final UnaryCallable<CreateMigratingVmRequest, Operation> createMigratingV
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   SourceName parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]");
    *   for (MigratingVm element : vmMigrationClient.listMigratingVms(parent).iterateAll()) {
@@ -2396,8 +2630,11 @@ public final ListMigratingVmsPagedResponse listMigratingVms(SourceName parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]").toString();
    *   for (MigratingVm element : vmMigrationClient.listMigratingVms(parent).iterateAll()) {
@@ -2422,8 +2659,11 @@ public final ListMigratingVmsPagedResponse listMigratingVms(String parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListMigratingVmsRequest request =
    *       ListMigratingVmsRequest.newBuilder()
@@ -2454,8 +2694,11 @@ public final ListMigratingVmsPagedResponse listMigratingVms(ListMigratingVmsRequ
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListMigratingVmsRequest request =
    *       ListMigratingVmsRequest.newBuilder()
@@ -2487,8 +2730,11 @@ public final ListMigratingVmsPagedResponse listMigratingVms(ListMigratingVmsRequ
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListMigratingVmsRequest request =
    *       ListMigratingVmsRequest.newBuilder()
@@ -2527,8 +2773,11 @@ public final ListMigratingVmsPagedResponse listMigratingVms(ListMigratingVmsRequ
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   MigratingVmName name =
    *       MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]");
@@ -2552,8 +2801,11 @@ public final MigratingVm getMigratingVm(MigratingVmName name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String name =
    *       MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]").toString();
@@ -2576,8 +2828,11 @@ public final MigratingVm getMigratingVm(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   GetMigratingVmRequest request =
    *       GetMigratingVmRequest.newBuilder()
@@ -2604,8 +2859,11 @@ public final MigratingVm getMigratingVm(GetMigratingVmRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   GetMigratingVmRequest request =
    *       GetMigratingVmRequest.newBuilder()
@@ -2632,8 +2890,11 @@ public final UnaryCallable<GetMigratingVmRequest, MigratingVm> getMigratingVmCal
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   MigratingVm migratingVm = MigratingVm.newBuilder().build();
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -2666,8 +2927,11 @@ public final OperationFuture<MigratingVm, OperationMetadata> updateMigratingVmAs
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   UpdateMigratingVmRequest request =
    *       UpdateMigratingVmRequest.newBuilder()
@@ -2694,8 +2958,11 @@ public final OperationFuture<MigratingVm, OperationMetadata> updateMigratingVmAs
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   UpdateMigratingVmRequest request =
    *       UpdateMigratingVmRequest.newBuilder()
@@ -2722,8 +2989,11 @@ public final OperationFuture<MigratingVm, OperationMetadata> updateMigratingVmAs
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   UpdateMigratingVmRequest request =
    *       UpdateMigratingVmRequest.newBuilder()
@@ -2749,8 +3019,11 @@ public final UnaryCallable<UpdateMigratingVmRequest, Operation> updateMigratingV
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   MigratingVmName name =
    *       MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]");
@@ -2777,8 +3050,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteMigratingVmAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String name =
    *       MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]").toString();
@@ -2801,8 +3077,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteMigratingVmAsync(St
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   DeleteMigratingVmRequest request =
    *       DeleteMigratingVmRequest.newBuilder()
@@ -2829,8 +3108,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteMigratingVmAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   DeleteMigratingVmRequest request =
    *       DeleteMigratingVmRequest.newBuilder()
@@ -2857,8 +3139,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteMigratingVmAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   DeleteMigratingVmRequest request =
    *       DeleteMigratingVmRequest.newBuilder()
@@ -2885,8 +3170,11 @@ public final UnaryCallable<DeleteMigratingVmRequest, Operation> deleteMigratingV
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   MigratingVmName migratingVm =
    *       MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]");
@@ -2914,8 +3202,11 @@ public final OperationFuture<StartMigrationResponse, OperationMetadata> startMig
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String migratingVm =
    *       MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]").toString();
@@ -2941,8 +3232,11 @@ public final OperationFuture<StartMigrationResponse, OperationMetadata> startMig
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   StartMigrationRequest request =
    *       StartMigrationRequest.newBuilder()
@@ -2970,8 +3264,11 @@ public final OperationFuture<StartMigrationResponse, OperationMetadata> startMig
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   StartMigrationRequest request =
    *       StartMigrationRequest.newBuilder()
@@ -2999,8 +3296,11 @@ public final OperationFuture<StartMigrationResponse, OperationMetadata> startMig
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   StartMigrationRequest request =
    *       StartMigrationRequest.newBuilder()
@@ -3028,8 +3328,11 @@ public final UnaryCallable<StartMigrationRequest, Operation> startMigrationCalla
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ResumeMigrationRequest request =
    *       ResumeMigrationRequest.newBuilder()
@@ -3059,8 +3362,11 @@ public final OperationFuture<ResumeMigrationResponse, OperationMetadata> resumeM
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ResumeMigrationRequest request =
    *       ResumeMigrationRequest.newBuilder()
@@ -3090,8 +3396,11 @@ public final OperationFuture<ResumeMigrationResponse, OperationMetadata> resumeM
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ResumeMigrationRequest request =
    *       ResumeMigrationRequest.newBuilder()
@@ -3117,8 +3426,11 @@ public final UnaryCallable<ResumeMigrationRequest, Operation> resumeMigrationCal
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   PauseMigrationRequest request =
    *       PauseMigrationRequest.newBuilder()
@@ -3146,8 +3458,11 @@ public final OperationFuture<PauseMigrationResponse, OperationMetadata> pauseMig
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   PauseMigrationRequest request =
    *       PauseMigrationRequest.newBuilder()
@@ -3175,8 +3490,11 @@ public final OperationFuture<PauseMigrationResponse, OperationMetadata> pauseMig
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   PauseMigrationRequest request =
    *       PauseMigrationRequest.newBuilder()
@@ -3202,8 +3520,11 @@ public final UnaryCallable<PauseMigrationRequest, Operation> pauseMigrationCalla
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   MigratingVmName migratingVm =
    *       MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]");
@@ -3232,8 +3553,11 @@ public final OperationFuture<FinalizeMigrationResponse, OperationMetadata> final
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String migratingVm =
    *       MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]").toString();
@@ -3260,8 +3584,11 @@ public final OperationFuture<FinalizeMigrationResponse, OperationMetadata> final
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   FinalizeMigrationRequest request =
    *       FinalizeMigrationRequest.newBuilder()
@@ -3289,8 +3616,11 @@ public final OperationFuture<FinalizeMigrationResponse, OperationMetadata> final
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   FinalizeMigrationRequest request =
    *       FinalizeMigrationRequest.newBuilder()
@@ -3319,8 +3649,11 @@ public final OperationFuture<FinalizeMigrationResponse, OperationMetadata> final
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   FinalizeMigrationRequest request =
    *       FinalizeMigrationRequest.newBuilder()
@@ -3346,8 +3679,11 @@ public final UnaryCallable<FinalizeMigrationRequest, Operation> finalizeMigratio
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   MigratingVmName parent =
    *       MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]");
@@ -3380,8 +3716,11 @@ public final OperationFuture<CloneJob, OperationMetadata> createCloneJobAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String parent =
    *       MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]").toString();
@@ -3414,8 +3753,11 @@ public final OperationFuture<CloneJob, OperationMetadata> createCloneJobAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateCloneJobRequest request =
    *       CreateCloneJobRequest.newBuilder()
@@ -3445,8 +3787,11 @@ public final OperationFuture<CloneJob, OperationMetadata> createCloneJobAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateCloneJobRequest request =
    *       CreateCloneJobRequest.newBuilder()
@@ -3476,8 +3821,11 @@ public final OperationFuture<CloneJob, OperationMetadata> createCloneJobAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateCloneJobRequest request =
    *       CreateCloneJobRequest.newBuilder()
@@ -3505,8 +3853,11 @@ public final UnaryCallable<CreateCloneJobRequest, Operation> createCloneJobCalla
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CloneJobName name =
    *       CloneJobName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]", "[CLONE_JOB]");
@@ -3531,8 +3882,11 @@ public final OperationFuture<CancelCloneJobResponse, OperationMetadata> cancelCl
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String name =
    *       CloneJobName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]", "[CLONE_JOB]")
@@ -3557,8 +3911,11 @@ public final OperationFuture<CancelCloneJobResponse, OperationMetadata> cancelCl
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CancelCloneJobRequest request =
    *       CancelCloneJobRequest.newBuilder()
@@ -3586,8 +3943,11 @@ public final OperationFuture<CancelCloneJobResponse, OperationMetadata> cancelCl
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CancelCloneJobRequest request =
    *       CancelCloneJobRequest.newBuilder()
@@ -3615,8 +3975,11 @@ public final OperationFuture<CancelCloneJobResponse, OperationMetadata> cancelCl
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CancelCloneJobRequest request =
    *       CancelCloneJobRequest.newBuilder()
@@ -3642,8 +4005,11 @@ public final UnaryCallable<CancelCloneJobRequest, Operation> cancelCloneJobCalla
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   MigratingVmName parent =
    *       MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]");
@@ -3671,8 +4037,11 @@ public final ListCloneJobsPagedResponse listCloneJobs(MigratingVmName parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String parent =
    *       MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]").toString();
@@ -3697,8 +4066,11 @@ public final ListCloneJobsPagedResponse listCloneJobs(String parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListCloneJobsRequest request =
    *       ListCloneJobsRequest.newBuilder()
@@ -3730,8 +4102,11 @@ public final ListCloneJobsPagedResponse listCloneJobs(ListCloneJobsRequest reque
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListCloneJobsRequest request =
    *       ListCloneJobsRequest.newBuilder()
@@ -3764,8 +4139,11 @@ public final ListCloneJobsPagedResponse listCloneJobs(ListCloneJobsRequest reque
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListCloneJobsRequest request =
    *       ListCloneJobsRequest.newBuilder()
@@ -3803,8 +4181,11 @@ public final UnaryCallable<ListCloneJobsRequest, ListCloneJobsResponse> listClon
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CloneJobName name =
    *       CloneJobName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]", "[CLONE_JOB]");
@@ -3828,8 +4209,11 @@ public final CloneJob getCloneJob(CloneJobName name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String name =
    *       CloneJobName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]", "[CLONE_JOB]")
@@ -3853,8 +4237,11 @@ public final CloneJob getCloneJob(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   GetCloneJobRequest request =
    *       GetCloneJobRequest.newBuilder()
@@ -3881,8 +4268,11 @@ public final CloneJob getCloneJob(GetCloneJobRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   GetCloneJobRequest request =
    *       GetCloneJobRequest.newBuilder()
@@ -3909,8 +4299,11 @@ public final UnaryCallable<GetCloneJobRequest, CloneJob> getCloneJobCallable() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   MigratingVmName parent =
    *       MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]");
@@ -3945,8 +4338,11 @@ public final OperationFuture<CutoverJob, OperationMetadata> createCutoverJobAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String parent =
    *       MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]").toString();
@@ -3981,8 +4377,11 @@ public final OperationFuture<CutoverJob, OperationMetadata> createCutoverJobAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateCutoverJobRequest request =
    *       CreateCutoverJobRequest.newBuilder()
@@ -4013,8 +4412,11 @@ public final OperationFuture<CutoverJob, OperationMetadata> createCutoverJobAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateCutoverJobRequest request =
    *       CreateCutoverJobRequest.newBuilder()
@@ -4045,8 +4447,11 @@ public final OperationFuture<CutoverJob, OperationMetadata> createCutoverJobAsyn
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateCutoverJobRequest request =
    *       CreateCutoverJobRequest.newBuilder()
@@ -4075,8 +4480,11 @@ public final UnaryCallable<CreateCutoverJobRequest, Operation> createCutoverJobC
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CutoverJobName name =
    *       CutoverJobName.of(
@@ -4102,8 +4510,11 @@ public final OperationFuture<CancelCutoverJobResponse, OperationMetadata> cancel
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String name =
    *       CutoverJobName.of(
@@ -4129,8 +4540,11 @@ public final OperationFuture<CancelCutoverJobResponse, OperationMetadata> cancel
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CancelCutoverJobRequest request =
    *       CancelCutoverJobRequest.newBuilder()
@@ -4158,8 +4572,11 @@ public final OperationFuture<CancelCutoverJobResponse, OperationMetadata> cancel
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CancelCutoverJobRequest request =
    *       CancelCutoverJobRequest.newBuilder()
@@ -4188,8 +4605,11 @@ public final OperationFuture<CancelCutoverJobResponse, OperationMetadata> cancel
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CancelCutoverJobRequest request =
    *       CancelCutoverJobRequest.newBuilder()
@@ -4216,8 +4636,11 @@ public final UnaryCallable<CancelCutoverJobRequest, Operation> cancelCutoverJobC
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   MigratingVmName parent =
    *       MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]");
@@ -4245,8 +4668,11 @@ public final ListCutoverJobsPagedResponse listCutoverJobs(MigratingVmName parent
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String parent =
    *       MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]").toString();
@@ -4271,8 +4697,11 @@ public final ListCutoverJobsPagedResponse listCutoverJobs(String parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListCutoverJobsRequest request =
    *       ListCutoverJobsRequest.newBuilder()
@@ -4304,8 +4733,11 @@ public final ListCutoverJobsPagedResponse listCutoverJobs(ListCutoverJobsRequest
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListCutoverJobsRequest request =
    *       ListCutoverJobsRequest.newBuilder()
@@ -4338,8 +4770,11 @@ public final ListCutoverJobsPagedResponse listCutoverJobs(ListCutoverJobsRequest
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListCutoverJobsRequest request =
    *       ListCutoverJobsRequest.newBuilder()
@@ -4379,8 +4814,11 @@ public final ListCutoverJobsPagedResponse listCutoverJobs(ListCutoverJobsRequest
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CutoverJobName name =
    *       CutoverJobName.of(
@@ -4405,8 +4843,11 @@ public final CutoverJob getCutoverJob(CutoverJobName name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String name =
    *       CutoverJobName.of(
@@ -4431,8 +4872,11 @@ public final CutoverJob getCutoverJob(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   GetCutoverJobRequest request =
    *       GetCutoverJobRequest.newBuilder()
@@ -4459,8 +4903,11 @@ public final CutoverJob getCutoverJob(GetCutoverJobRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   GetCutoverJobRequest request =
    *       GetCutoverJobRequest.newBuilder()
@@ -4486,8 +4933,11 @@ public final UnaryCallable<GetCutoverJobRequest, CutoverJob> getCutoverJobCallab
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   for (Group element : vmMigrationClient.listGroups(parent).iterateAll()) {
@@ -4512,8 +4962,11 @@ public final ListGroupsPagedResponse listGroups(LocationName parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   for (Group element : vmMigrationClient.listGroups(parent).iterateAll()) {
@@ -4537,8 +4990,11 @@ public final ListGroupsPagedResponse listGroups(String parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListGroupsRequest request =
    *       ListGroupsRequest.newBuilder()
@@ -4568,8 +5024,11 @@ public final ListGroupsPagedResponse listGroups(ListGroupsRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListGroupsRequest request =
    *       ListGroupsRequest.newBuilder()
@@ -4598,8 +5057,11 @@ public final UnaryCallable<ListGroupsRequest, ListGroupsPagedResponse> listGroup
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListGroupsRequest request =
    *       ListGroupsRequest.newBuilder()
@@ -4635,8 +5097,11 @@ public final UnaryCallable<ListGroupsRequest, ListGroupsResponse> listGroupsCall
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   GroupName name = GroupName.of("[PROJECT]", "[LOCATION]", "[GROUP]");
    *   Group response = vmMigrationClient.getGroup(name);
@@ -4659,8 +5124,11 @@ public final Group getGroup(GroupName name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String name = GroupName.of("[PROJECT]", "[LOCATION]", "[GROUP]").toString();
    *   Group response = vmMigrationClient.getGroup(name);
@@ -4682,8 +5150,11 @@ public final Group getGroup(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   GetGroupRequest request =
    *       GetGroupRequest.newBuilder()
@@ -4707,8 +5178,11 @@ public final Group getGroup(GetGroupRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   GetGroupRequest request =
    *       GetGroupRequest.newBuilder()
@@ -4731,8 +5205,11 @@ public final UnaryCallable<GetGroupRequest, Group> getGroupCallable() {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   Group group = Group.newBuilder().build();
@@ -4764,8 +5241,11 @@ public final OperationFuture<Group, OperationMetadata> createGroupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   Group group = Group.newBuilder().build();
@@ -4797,8 +5277,11 @@ public final OperationFuture<Group, OperationMetadata> createGroupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateGroupRequest request =
    *       CreateGroupRequest.newBuilder()
@@ -4826,8 +5309,11 @@ public final OperationFuture<Group, OperationMetadata> createGroupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateGroupRequest request =
    *       CreateGroupRequest.newBuilder()
@@ -4855,8 +5341,11 @@ public final OperationFuture<Group, OperationMetadata> createGroupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateGroupRequest request =
    *       CreateGroupRequest.newBuilder()
@@ -4882,8 +5371,11 @@ public final UnaryCallable<CreateGroupRequest, Operation> createGroupCallable()
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   Group group = Group.newBuilder().build();
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -4912,8 +5404,11 @@ public final OperationFuture<Group, OperationMetadata> updateGroupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   UpdateGroupRequest request =
    *       UpdateGroupRequest.newBuilder()
@@ -4940,8 +5435,11 @@ public final OperationFuture<Group, OperationMetadata> updateGroupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   UpdateGroupRequest request =
    *       UpdateGroupRequest.newBuilder()
@@ -4968,8 +5466,11 @@ public final OperationFuture<Group, OperationMetadata> updateGroupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   UpdateGroupRequest request =
    *       UpdateGroupRequest.newBuilder()
@@ -4994,8 +5495,11 @@ public final UnaryCallable<UpdateGroupRequest, Operation> updateGroupCallable()
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   GroupName name = GroupName.of("[PROJECT]", "[LOCATION]", "[GROUP]");
    *   vmMigrationClient.deleteGroupAsync(name).get();
@@ -5018,8 +5522,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteGroupAsync(GroupNam
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String name = GroupName.of("[PROJECT]", "[LOCATION]", "[GROUP]").toString();
    *   vmMigrationClient.deleteGroupAsync(name).get();
@@ -5041,8 +5548,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteGroupAsync(String n
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   DeleteGroupRequest request =
    *       DeleteGroupRequest.newBuilder()
@@ -5068,8 +5578,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteGroupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   DeleteGroupRequest request =
    *       DeleteGroupRequest.newBuilder()
@@ -5095,8 +5608,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteGroupAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   DeleteGroupRequest request =
    *       DeleteGroupRequest.newBuilder()
@@ -5120,8 +5636,11 @@ public final UnaryCallable<DeleteGroupRequest, Operation> deleteGroupCallable()
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   GroupName group = GroupName.of("[PROJECT]", "[LOCATION]", "[GROUP]");
    *   AddGroupMigrationResponse response = vmMigrationClient.addGroupMigrationAsync(group).get();
@@ -5147,8 +5666,11 @@ public final OperationFuture<AddGroupMigrationResponse, OperationMetadata> addGr
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String group = GroupName.of("[PROJECT]", "[LOCATION]", "[GROUP]").toString();
    *   AddGroupMigrationResponse response = vmMigrationClient.addGroupMigrationAsync(group).get();
@@ -5172,8 +5694,11 @@ public final OperationFuture<AddGroupMigrationResponse, OperationMetadata> addGr
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   AddGroupMigrationRequest request =
    *       AddGroupMigrationRequest.newBuilder()
@@ -5201,8 +5726,11 @@ public final OperationFuture<AddGroupMigrationResponse, OperationMetadata> addGr
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   AddGroupMigrationRequest request =
    *       AddGroupMigrationRequest.newBuilder()
@@ -5231,8 +5759,11 @@ public final OperationFuture<AddGroupMigrationResponse, OperationMetadata> addGr
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   AddGroupMigrationRequest request =
    *       AddGroupMigrationRequest.newBuilder()
@@ -5259,8 +5790,11 @@ public final UnaryCallable<AddGroupMigrationRequest, Operation> addGroupMigratio
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   GroupName group = GroupName.of("[PROJECT]", "[LOCATION]", "[GROUP]");
    *   RemoveGroupMigrationResponse response =
@@ -5287,8 +5821,11 @@ public final UnaryCallable<AddGroupMigrationRequest, Operation> addGroupMigratio
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String group = GroupName.of("[PROJECT]", "[LOCATION]", "[GROUP]").toString();
    *   RemoveGroupMigrationResponse response =
@@ -5313,8 +5850,11 @@ public final UnaryCallable<AddGroupMigrationRequest, Operation> addGroupMigratio
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   RemoveGroupMigrationRequest request =
    *       RemoveGroupMigrationRequest.newBuilder()
@@ -5343,8 +5883,11 @@ public final UnaryCallable<AddGroupMigrationRequest, Operation> addGroupMigratio
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   RemoveGroupMigrationRequest request =
    *       RemoveGroupMigrationRequest.newBuilder()
@@ -5373,8 +5916,11 @@ public final UnaryCallable<AddGroupMigrationRequest, Operation> addGroupMigratio
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   RemoveGroupMigrationRequest request =
    *       RemoveGroupMigrationRequest.newBuilder()
@@ -5405,8 +5951,11 @@ public final UnaryCallable<AddGroupMigrationRequest, Operation> addGroupMigratio
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   for (TargetProject element : vmMigrationClient.listTargetProjects(parent).iterateAll()) {
@@ -5436,8 +5985,11 @@ public final ListTargetProjectsPagedResponse listTargetProjects(LocationName par
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   for (TargetProject element : vmMigrationClient.listTargetProjects(parent).iterateAll()) {
@@ -5465,8 +6017,11 @@ public final ListTargetProjectsPagedResponse listTargetProjects(String parent) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListTargetProjectsRequest request =
    *       ListTargetProjectsRequest.newBuilder()
@@ -5500,8 +6055,11 @@ public final ListTargetProjectsPagedResponse listTargetProjects(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListTargetProjectsRequest request =
    *       ListTargetProjectsRequest.newBuilder()
@@ -5535,8 +6093,11 @@ public final ListTargetProjectsPagedResponse listTargetProjects(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   ListTargetProjectsRequest request =
    *       ListTargetProjectsRequest.newBuilder()
@@ -5577,8 +6138,11 @@ public final ListTargetProjectsPagedResponse listTargetProjects(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   TargetProjectName name = TargetProjectName.of("[PROJECT]", "[LOCATION]", "[TARGET_PROJECT]");
    *   TargetProject response = vmMigrationClient.getTargetProject(name);
@@ -5604,8 +6168,11 @@ public final TargetProject getTargetProject(TargetProjectName name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String name = TargetProjectName.of("[PROJECT]", "[LOCATION]", "[TARGET_PROJECT]").toString();
    *   TargetProject response = vmMigrationClient.getTargetProject(name);
@@ -5630,8 +6197,11 @@ public final TargetProject getTargetProject(String name) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   GetTargetProjectRequest request =
    *       GetTargetProjectRequest.newBuilder()
@@ -5659,8 +6229,11 @@ public final TargetProject getTargetProject(GetTargetProjectRequest request) {
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   GetTargetProjectRequest request =
    *       GetTargetProjectRequest.newBuilder()
@@ -5688,8 +6261,11 @@ public final UnaryCallable<GetTargetProjectRequest, TargetProject> getTargetProj
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
    *   TargetProject targetProject = TargetProject.newBuilder().build();
@@ -5725,8 +6301,11 @@ public final OperationFuture<TargetProject, OperationMetadata> createTargetProje
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
    *   TargetProject targetProject = TargetProject.newBuilder().build();
@@ -5762,8 +6341,11 @@ public final OperationFuture<TargetProject, OperationMetadata> createTargetProje
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateTargetProjectRequest request =
    *       CreateTargetProjectRequest.newBuilder()
@@ -5794,8 +6376,11 @@ public final OperationFuture<TargetProject, OperationMetadata> createTargetProje
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateTargetProjectRequest request =
    *       CreateTargetProjectRequest.newBuilder()
@@ -5826,8 +6411,11 @@ public final OperationFuture<TargetProject, OperationMetadata> createTargetProje
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   CreateTargetProjectRequest request =
    *       CreateTargetProjectRequest.newBuilder()
@@ -5857,8 +6445,11 @@ public final UnaryCallable<CreateTargetProjectRequest, Operation> createTargetPr
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   TargetProject targetProject = TargetProject.newBuilder().build();
    *   FieldMask updateMask = FieldMask.newBuilder().build();
@@ -5894,8 +6485,11 @@ public final OperationFuture<TargetProject, OperationMetadata> updateTargetProje
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   UpdateTargetProjectRequest request =
    *       UpdateTargetProjectRequest.newBuilder()
@@ -5925,8 +6519,11 @@ public final OperationFuture<TargetProject, OperationMetadata> updateTargetProje
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   UpdateTargetProjectRequest request =
    *       UpdateTargetProjectRequest.newBuilder()
@@ -5956,8 +6553,11 @@ public final OperationFuture<TargetProject, OperationMetadata> updateTargetProje
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   UpdateTargetProjectRequest request =
    *       UpdateTargetProjectRequest.newBuilder()
@@ -5986,8 +6586,11 @@ public final UnaryCallable<UpdateTargetProjectRequest, Operation> updateTargetPr
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   TargetProjectName name = TargetProjectName.of("[PROJECT]", "[LOCATION]", "[TARGET_PROJECT]");
    *   vmMigrationClient.deleteTargetProjectAsync(name).get();
@@ -6016,8 +6619,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteTargetProjectAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   String name = TargetProjectName.of("[PROJECT]", "[LOCATION]", "[TARGET_PROJECT]").toString();
    *   vmMigrationClient.deleteTargetProjectAsync(name).get();
@@ -6043,8 +6649,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteTargetProjectAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   DeleteTargetProjectRequest request =
    *       DeleteTargetProjectRequest.newBuilder()
@@ -6074,8 +6683,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteTargetProjectAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   DeleteTargetProjectRequest request =
    *       DeleteTargetProjectRequest.newBuilder()
@@ -6105,8 +6717,11 @@ public final OperationFuture<Empty, OperationMetadata> deleteTargetProjectAsync(
    * <p>Sample code:
    *
    * <pre>{@code
-   * // This snippet has been automatically generated for illustrative purposes only.
-   * // It may require modifications to work in your environment.
+   * // This snippet has been automatically generated and should be regarded as a code template only.
+   * // It will require modifications to work:
+   * // - It may require correct/in-range values for request initialization.
+   * // - It may require specifying regional endpoints when creating the service client as shown in
+   * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
    * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
    *   DeleteTargetProjectRequest request =
    *       DeleteTargetProjectRequest.newBuilder()
diff --git a/java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/VmMigrationSettings.java b/java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/VmMigrationSettings.java
index 5fd5edea4ca3..c0b1ebcc9f55 100644
--- a/java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/VmMigrationSettings.java
+++ b/java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/VmMigrationSettings.java
@@ -63,16 +63,16 @@
  * <p>For example, to set the total timeout of getSource to 30 seconds:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * VmMigrationSettings.Builder vmMigrationSettingsBuilder = VmMigrationSettings.newBuilder();
  * vmMigrationSettingsBuilder
  *     .getSourceSettings()
  *     .setRetrySettings(
- *         vmMigrationSettingsBuilder
- *             .getSourceSettings()
- *             .getRetrySettings()
- *             .toBuilder()
+ *         vmMigrationSettingsBuilder.getSourceSettings().getRetrySettings().toBuilder()
  *             .setTotalTimeout(Duration.ofSeconds(30))
  *             .build());
  * VmMigrationSettings vmMigrationSettings = vmMigrationSettingsBuilder.build();
diff --git a/java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/package-info.java b/java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/package-info.java
index f3f0b435bd3e..64b7134a2785 100644
--- a/java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/package-info.java
+++ b/java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/package-info.java
@@ -26,8 +26,11 @@
  * <p>Sample for VmMigrationClient:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
  *   SourceName name = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]");
  *   Source response = vmMigrationClient.getSource(name);
diff --git a/java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/stub/HttpJsonVmMigrationStub.java b/java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/stub/HttpJsonVmMigrationStub.java
index 68c48255cbbd..c21d90b0351f 100644
--- a/java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/stub/HttpJsonVmMigrationStub.java
+++ b/java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/stub/HttpJsonVmMigrationStub.java
@@ -251,7 +251,8 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                           })
                       .setRequestBodyExtractor(
                           request ->
-                              ProtoRestSerializer.create().toBody("source", request.getSource()))
+                              ProtoRestSerializer.create()
+                                  .toBody("source", request.getSource(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -292,7 +293,8 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                           })
                       .setRequestBodyExtractor(
                           request ->
-                              ProtoRestSerializer.create().toBody("source", request.getSource()))
+                              ProtoRestSerializer.create()
+                                  .toBody("source", request.getSource(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -480,7 +482,8 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("utilizationReport", request.getUtilizationReport()))
+                                  .toBody(
+                                      "utilizationReport", request.getUtilizationReport(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -634,7 +637,10 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("datacenterConnector", request.getDatacenterConnector()))
+                                  .toBody(
+                                      "datacenterConnector",
+                                      request.getDatacenterConnector(),
+                                      false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -713,7 +719,9 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                           request ->
                               ProtoRestSerializer.create()
                                   .toBody(
-                                      "*", request.toBuilder().clearDatacenterConnector().build()))
+                                      "*",
+                                      request.toBuilder().clearDatacenterConnector().build(),
+                                      false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -755,7 +763,7 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("migratingVm", request.getMigratingVm()))
+                                  .toBody("migratingVm", request.getMigratingVm(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -869,7 +877,7 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("migratingVm", request.getMigratingVm()))
+                                  .toBody("migratingVm", request.getMigratingVm(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -945,7 +953,8 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearMigratingVm().build()))
+                                  .toBody(
+                                      "*", request.toBuilder().clearMigratingVm().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -985,7 +994,8 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearMigratingVm().build()))
+                                  .toBody(
+                                      "*", request.toBuilder().clearMigratingVm().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -1025,7 +1035,8 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearMigratingVm().build()))
+                                  .toBody(
+                                      "*", request.toBuilder().clearMigratingVm().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -1065,7 +1076,8 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearMigratingVm().build()))
+                                  .toBody(
+                                      "*", request.toBuilder().clearMigratingVm().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -1106,7 +1118,7 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("cloneJob", request.getCloneJob()))
+                                  .toBody("cloneJob", request.getCloneJob(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -1145,7 +1157,7 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearName().build()))
+                                  .toBody("*", request.toBuilder().clearName().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -1257,7 +1269,7 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("cutoverJob", request.getCutoverJob()))
+                                  .toBody("cutoverJob", request.getCutoverJob(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -1296,7 +1308,7 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearName().build()))
+                                  .toBody("*", request.toBuilder().clearName().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -1475,7 +1487,8 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                           })
                       .setRequestBodyExtractor(
                           request ->
-                              ProtoRestSerializer.create().toBody("group", request.getGroup()))
+                              ProtoRestSerializer.create()
+                                  .toBody("group", request.getGroup(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -1516,7 +1529,8 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                           })
                       .setRequestBodyExtractor(
                           request ->
-                              ProtoRestSerializer.create().toBody("group", request.getGroup()))
+                              ProtoRestSerializer.create()
+                                  .toBody("group", request.getGroup(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -1592,7 +1606,7 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearGroup().build()))
+                                  .toBody("*", request.toBuilder().clearGroup().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -1631,7 +1645,7 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("*", request.toBuilder().clearGroup().build()))
+                                  .toBody("*", request.toBuilder().clearGroup().build(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -1743,7 +1757,7 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("targetProject", request.getTargetProject()))
+                                  .toBody("targetProject", request.getTargetProject(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
@@ -1785,7 +1799,7 @@ public class HttpJsonVmMigrationStub extends VmMigrationStub {
                       .setRequestBodyExtractor(
                           request ->
                               ProtoRestSerializer.create()
-                                  .toBody("targetProject", request.getTargetProject()))
+                                  .toBody("targetProject", request.getTargetProject(), false))
                       .build())
               .setResponseParser(
                   ProtoMessageResponseParser.<Operation>newBuilder()
diff --git a/java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/stub/VmMigrationStubSettings.java b/java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/stub/VmMigrationStubSettings.java
index 775e0549cf93..d6df5eff9f70 100644
--- a/java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/stub/VmMigrationStubSettings.java
+++ b/java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/stub/VmMigrationStubSettings.java
@@ -154,17 +154,17 @@
  * <p>For example, to set the total timeout of getSource to 30 seconds:
  *
  * <pre>{@code
- * // This snippet has been automatically generated for illustrative purposes only.
- * // It may require modifications to work in your environment.
+ * // This snippet has been automatically generated and should be regarded as a code template only.
+ * // It will require modifications to work:
+ * // - It may require correct/in-range values for request initialization.
+ * // - It may require specifying regional endpoints when creating the service client as shown in
+ * // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
  * VmMigrationStubSettings.Builder vmMigrationSettingsBuilder =
  *     VmMigrationStubSettings.newBuilder();
  * vmMigrationSettingsBuilder
  *     .getSourceSettings()
  *     .setRetrySettings(
- *         vmMigrationSettingsBuilder
- *             .getSourceSettings()
- *             .getRetrySettings()
- *             .toBuilder()
+ *         vmMigrationSettingsBuilder.getSourceSettings().getRetrySettings().toBuilder()
  *             .setTotalTimeout(Duration.ofSeconds(30))
  *             .build());
  * VmMigrationStubSettings vmMigrationSettings = vmMigrationSettingsBuilder.build();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/stub/vmmigrationstubsettings/getsource/SyncGetSource.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/stub/vmmigrationstubsettings/getsource/SyncGetSource.java
index 22f75dcf8e6d..c387ba7daf63 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/stub/vmmigrationstubsettings/getsource/SyncGetSource.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/stub/vmmigrationstubsettings/getsource/SyncGetSource.java
@@ -27,17 +27,17 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetSource() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     VmMigrationStubSettings.Builder vmMigrationSettingsBuilder =
         VmMigrationStubSettings.newBuilder();
     vmMigrationSettingsBuilder
         .getSourceSettings()
         .setRetrySettings(
-            vmMigrationSettingsBuilder
-                .getSourceSettings()
-                .getRetrySettings()
-                .toBuilder()
+            vmMigrationSettingsBuilder.getSourceSettings().getRetrySettings().toBuilder()
                 .setTotalTimeout(Duration.ofSeconds(30))
                 .build());
     VmMigrationStubSettings vmMigrationSettings = vmMigrationSettingsBuilder.build();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/addgroupmigration/AsyncAddGroupMigration.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/addgroupmigration/AsyncAddGroupMigration.java
index 3d52b282d647..bb489683c5ed 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/addgroupmigration/AsyncAddGroupMigration.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/addgroupmigration/AsyncAddGroupMigration.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncAddGroupMigration() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       AddGroupMigrationRequest request =
           AddGroupMigrationRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/addgroupmigration/AsyncAddGroupMigrationLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/addgroupmigration/AsyncAddGroupMigrationLRO.java
index e422e1f4f40a..52cdd603ea05 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/addgroupmigration/AsyncAddGroupMigrationLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/addgroupmigration/AsyncAddGroupMigrationLRO.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncAddGroupMigrationLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       AddGroupMigrationRequest request =
           AddGroupMigrationRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/addgroupmigration/SyncAddGroupMigration.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/addgroupmigration/SyncAddGroupMigration.java
index 6f59d438e33d..83ed7b2fdd2e 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/addgroupmigration/SyncAddGroupMigration.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/addgroupmigration/SyncAddGroupMigration.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncAddGroupMigration() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       AddGroupMigrationRequest request =
           AddGroupMigrationRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/addgroupmigration/SyncAddGroupMigrationGroupname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/addgroupmigration/SyncAddGroupMigrationGroupname.java
index e4f76a279388..dcac16c861b7 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/addgroupmigration/SyncAddGroupMigrationGroupname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/addgroupmigration/SyncAddGroupMigrationGroupname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncAddGroupMigrationGroupname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       GroupName group = GroupName.of("[PROJECT]", "[LOCATION]", "[GROUP]");
       AddGroupMigrationResponse response = vmMigrationClient.addGroupMigrationAsync(group).get();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/addgroupmigration/SyncAddGroupMigrationString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/addgroupmigration/SyncAddGroupMigrationString.java
index e6e9c7fd79ef..e0a8fb6554ab 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/addgroupmigration/SyncAddGroupMigrationString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/addgroupmigration/SyncAddGroupMigrationString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncAddGroupMigrationString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String group = GroupName.of("[PROJECT]", "[LOCATION]", "[GROUP]").toString();
       AddGroupMigrationResponse response = vmMigrationClient.addGroupMigrationAsync(group).get();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelclonejob/AsyncCancelCloneJob.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelclonejob/AsyncCancelCloneJob.java
index 3f835f7a8dd6..d80f471d8497 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelclonejob/AsyncCancelCloneJob.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelclonejob/AsyncCancelCloneJob.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCancelCloneJob() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CancelCloneJobRequest request =
           CancelCloneJobRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelclonejob/AsyncCancelCloneJobLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelclonejob/AsyncCancelCloneJobLRO.java
index 6095b20c1a02..b5e9b07af30f 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelclonejob/AsyncCancelCloneJobLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelclonejob/AsyncCancelCloneJobLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCancelCloneJobLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CancelCloneJobRequest request =
           CancelCloneJobRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelclonejob/SyncCancelCloneJob.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelclonejob/SyncCancelCloneJob.java
index f97226cfb911..eebdcba36b55 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelclonejob/SyncCancelCloneJob.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelclonejob/SyncCancelCloneJob.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCancelCloneJob() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CancelCloneJobRequest request =
           CancelCloneJobRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelclonejob/SyncCancelCloneJobClonejobname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelclonejob/SyncCancelCloneJobClonejobname.java
index 6e5f97e44a3f..c13cf9b32f7a 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelclonejob/SyncCancelCloneJobClonejobname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelclonejob/SyncCancelCloneJobClonejobname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCancelCloneJobClonejobname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CloneJobName name =
           CloneJobName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]", "[CLONE_JOB]");
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelclonejob/SyncCancelCloneJobString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelclonejob/SyncCancelCloneJobString.java
index 7636ff03f7f6..f8190735c5ab 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelclonejob/SyncCancelCloneJobString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelclonejob/SyncCancelCloneJobString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCancelCloneJobString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String name =
           CloneJobName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]", "[CLONE_JOB]")
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelcutoverjob/AsyncCancelCutoverJob.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelcutoverjob/AsyncCancelCutoverJob.java
index 9c5773214a02..d63e5227ed92 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelcutoverjob/AsyncCancelCutoverJob.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelcutoverjob/AsyncCancelCutoverJob.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCancelCutoverJob() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CancelCutoverJobRequest request =
           CancelCutoverJobRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelcutoverjob/AsyncCancelCutoverJobLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelcutoverjob/AsyncCancelCutoverJobLRO.java
index 8e4f17852062..08395cab39a2 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelcutoverjob/AsyncCancelCutoverJobLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelcutoverjob/AsyncCancelCutoverJobLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCancelCutoverJobLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CancelCutoverJobRequest request =
           CancelCutoverJobRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelcutoverjob/SyncCancelCutoverJob.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelcutoverjob/SyncCancelCutoverJob.java
index de03dcf3fa22..d8ec8ee4376f 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelcutoverjob/SyncCancelCutoverJob.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelcutoverjob/SyncCancelCutoverJob.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCancelCutoverJob() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CancelCutoverJobRequest request =
           CancelCutoverJobRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelcutoverjob/SyncCancelCutoverJobCutoverjobname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelcutoverjob/SyncCancelCutoverJobCutoverjobname.java
index 256666adba55..fc284b9beec6 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelcutoverjob/SyncCancelCutoverJobCutoverjobname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelcutoverjob/SyncCancelCutoverJobCutoverjobname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCancelCutoverJobCutoverjobname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CutoverJobName name =
           CutoverJobName.of(
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelcutoverjob/SyncCancelCutoverJobString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelcutoverjob/SyncCancelCutoverJobString.java
index 38b0dcaa8418..6d0de9a2912b 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelcutoverjob/SyncCancelCutoverJobString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/cancelcutoverjob/SyncCancelCutoverJobString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCancelCutoverJobString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String name =
           CutoverJobName.of(
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/create/SyncCreateSetCredentialsProvider.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/create/SyncCreateSetCredentialsProvider.java
index 773e35426a6d..4423a1fa5536 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/create/SyncCreateSetCredentialsProvider.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/create/SyncCreateSetCredentialsProvider.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     VmMigrationSettings vmMigrationSettings =
         VmMigrationSettings.newBuilder()
             .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/create/SyncCreateSetCredentialsProvider1.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/create/SyncCreateSetCredentialsProvider1.java
index e3263f6f00a4..b0d23b964c2b 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/create/SyncCreateSetCredentialsProvider1.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/create/SyncCreateSetCredentialsProvider1.java
@@ -27,8 +27,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetCredentialsProvider1() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     VmMigrationSettings vmMigrationSettings =
         VmMigrationSettings.newBuilder()
             .setTransportChannelProvider(
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/create/SyncCreateSetEndpoint.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/create/SyncCreateSetEndpoint.java
index ed59d95e5085..8bb66dbc53d4 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/create/SyncCreateSetEndpoint.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/create/SyncCreateSetEndpoint.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSetEndpoint() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     VmMigrationSettings vmMigrationSettings =
         VmMigrationSettings.newBuilder().setEndpoint(myEndpoint).build();
     VmMigrationClient vmMigrationClient = VmMigrationClient.create(vmMigrationSettings);
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createclonejob/AsyncCreateCloneJob.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createclonejob/AsyncCreateCloneJob.java
index 847ac944c26f..e29e7f0a0236 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createclonejob/AsyncCreateCloneJob.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createclonejob/AsyncCreateCloneJob.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateCloneJob() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateCloneJobRequest request =
           CreateCloneJobRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createclonejob/AsyncCreateCloneJobLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createclonejob/AsyncCreateCloneJobLRO.java
index ad8102083b9d..79a21f7273b1 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createclonejob/AsyncCreateCloneJobLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createclonejob/AsyncCreateCloneJobLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateCloneJobLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateCloneJobRequest request =
           CreateCloneJobRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createclonejob/SyncCreateCloneJob.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createclonejob/SyncCreateCloneJob.java
index 512dcb5aa4e4..80e9fb247011 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createclonejob/SyncCreateCloneJob.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createclonejob/SyncCreateCloneJob.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateCloneJob() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateCloneJobRequest request =
           CreateCloneJobRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createclonejob/SyncCreateCloneJobMigratingvmnameClonejobString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createclonejob/SyncCreateCloneJobMigratingvmnameClonejobString.java
index 41c8ec114e50..75711671c077 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createclonejob/SyncCreateCloneJobMigratingvmnameClonejobString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createclonejob/SyncCreateCloneJobMigratingvmnameClonejobString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateCloneJobMigratingvmnameClonejobString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       MigratingVmName parent =
           MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]");
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createclonejob/SyncCreateCloneJobStringClonejobString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createclonejob/SyncCreateCloneJobStringClonejobString.java
index fb0cf0c9c70b..ab8ff0f8d0e7 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createclonejob/SyncCreateCloneJobStringClonejobString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createclonejob/SyncCreateCloneJobStringClonejobString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateCloneJobStringClonejobString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String parent =
           MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]").toString();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createcutoverjob/AsyncCreateCutoverJob.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createcutoverjob/AsyncCreateCutoverJob.java
index 9acece72e981..4b0cdf61b804 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createcutoverjob/AsyncCreateCutoverJob.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createcutoverjob/AsyncCreateCutoverJob.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateCutoverJob() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateCutoverJobRequest request =
           CreateCutoverJobRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createcutoverjob/AsyncCreateCutoverJobLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createcutoverjob/AsyncCreateCutoverJobLRO.java
index f4c53cd77791..5a3ea64b0b23 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createcutoverjob/AsyncCreateCutoverJobLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createcutoverjob/AsyncCreateCutoverJobLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateCutoverJobLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateCutoverJobRequest request =
           CreateCutoverJobRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createcutoverjob/SyncCreateCutoverJob.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createcutoverjob/SyncCreateCutoverJob.java
index ee75df902980..2fb4e374ff88 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createcutoverjob/SyncCreateCutoverJob.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createcutoverjob/SyncCreateCutoverJob.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateCutoverJob() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateCutoverJobRequest request =
           CreateCutoverJobRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createcutoverjob/SyncCreateCutoverJobMigratingvmnameCutoverjobString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createcutoverjob/SyncCreateCutoverJobMigratingvmnameCutoverjobString.java
index 22d536a5ebbb..9e153cf0534b 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createcutoverjob/SyncCreateCutoverJobMigratingvmnameCutoverjobString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createcutoverjob/SyncCreateCutoverJobMigratingvmnameCutoverjobString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateCutoverJobMigratingvmnameCutoverjobString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       MigratingVmName parent =
           MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]");
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createcutoverjob/SyncCreateCutoverJobStringCutoverjobString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createcutoverjob/SyncCreateCutoverJobStringCutoverjobString.java
index 592860e2915d..c71576549c35 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createcutoverjob/SyncCreateCutoverJobStringCutoverjobString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createcutoverjob/SyncCreateCutoverJobStringCutoverjobString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateCutoverJobStringCutoverjobString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String parent =
           MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]").toString();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createdatacenterconnector/AsyncCreateDatacenterConnector.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createdatacenterconnector/AsyncCreateDatacenterConnector.java
index cef80901b182..a94fdfa13156 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createdatacenterconnector/AsyncCreateDatacenterConnector.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createdatacenterconnector/AsyncCreateDatacenterConnector.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateDatacenterConnector() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateDatacenterConnectorRequest request =
           CreateDatacenterConnectorRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createdatacenterconnector/AsyncCreateDatacenterConnectorLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createdatacenterconnector/AsyncCreateDatacenterConnectorLRO.java
index 017e75f83489..4ace192261dd 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createdatacenterconnector/AsyncCreateDatacenterConnectorLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createdatacenterconnector/AsyncCreateDatacenterConnectorLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateDatacenterConnectorLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateDatacenterConnectorRequest request =
           CreateDatacenterConnectorRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createdatacenterconnector/SyncCreateDatacenterConnector.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createdatacenterconnector/SyncCreateDatacenterConnector.java
index de673f8da79d..932356adfa8e 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createdatacenterconnector/SyncCreateDatacenterConnector.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createdatacenterconnector/SyncCreateDatacenterConnector.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateDatacenterConnector() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateDatacenterConnectorRequest request =
           CreateDatacenterConnectorRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createdatacenterconnector/SyncCreateDatacenterConnectorSourcenameDatacenterconnectorString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createdatacenterconnector/SyncCreateDatacenterConnectorSourcenameDatacenterconnectorString.java
index 6446d29a7de3..7af9c4b5d3f1 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createdatacenterconnector/SyncCreateDatacenterConnectorSourcenameDatacenterconnectorString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createdatacenterconnector/SyncCreateDatacenterConnectorSourcenameDatacenterconnectorString.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncCreateDatacenterConnectorSourcenameDatacenterconnectorString()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       SourceName parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]");
       DatacenterConnector datacenterConnector = DatacenterConnector.newBuilder().build();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createdatacenterconnector/SyncCreateDatacenterConnectorStringDatacenterconnectorString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createdatacenterconnector/SyncCreateDatacenterConnectorStringDatacenterconnectorString.java
index 4a0b558863b9..4b3332060984 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createdatacenterconnector/SyncCreateDatacenterConnectorStringDatacenterconnectorString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createdatacenterconnector/SyncCreateDatacenterConnectorStringDatacenterconnectorString.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncCreateDatacenterConnectorStringDatacenterconnectorString()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]").toString();
       DatacenterConnector datacenterConnector = DatacenterConnector.newBuilder().build();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/creategroup/AsyncCreateGroup.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/creategroup/AsyncCreateGroup.java
index 078f1240ac9a..bd046bc1867c 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/creategroup/AsyncCreateGroup.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/creategroup/AsyncCreateGroup.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateGroup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateGroupRequest request =
           CreateGroupRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/creategroup/AsyncCreateGroupLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/creategroup/AsyncCreateGroupLRO.java
index 0f014eb8805a..de273199df36 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/creategroup/AsyncCreateGroupLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/creategroup/AsyncCreateGroupLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateGroupLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateGroupRequest request =
           CreateGroupRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/creategroup/SyncCreateGroup.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/creategroup/SyncCreateGroup.java
index 0d7486db1ce3..853f56b20b35 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/creategroup/SyncCreateGroup.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/creategroup/SyncCreateGroup.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateGroup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateGroupRequest request =
           CreateGroupRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/creategroup/SyncCreateGroupLocationnameGroupString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/creategroup/SyncCreateGroupLocationnameGroupString.java
index e41a5455c28e..4e7c912938d7 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/creategroup/SyncCreateGroupLocationnameGroupString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/creategroup/SyncCreateGroupLocationnameGroupString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateGroupLocationnameGroupString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       Group group = Group.newBuilder().build();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/creategroup/SyncCreateGroupStringGroupString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/creategroup/SyncCreateGroupStringGroupString.java
index 8afe65fefecc..5415b8dc2ca9 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/creategroup/SyncCreateGroupStringGroupString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/creategroup/SyncCreateGroupStringGroupString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateGroupStringGroupString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       Group group = Group.newBuilder().build();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createmigratingvm/AsyncCreateMigratingVm.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createmigratingvm/AsyncCreateMigratingVm.java
index 3b949cd3bb77..14641876b217 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createmigratingvm/AsyncCreateMigratingVm.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createmigratingvm/AsyncCreateMigratingVm.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateMigratingVm() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateMigratingVmRequest request =
           CreateMigratingVmRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createmigratingvm/AsyncCreateMigratingVmLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createmigratingvm/AsyncCreateMigratingVmLRO.java
index 60fbb239dbd3..41ad02b69226 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createmigratingvm/AsyncCreateMigratingVmLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createmigratingvm/AsyncCreateMigratingVmLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateMigratingVmLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateMigratingVmRequest request =
           CreateMigratingVmRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createmigratingvm/SyncCreateMigratingVm.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createmigratingvm/SyncCreateMigratingVm.java
index 40342f449b9d..e28561d6e57f 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createmigratingvm/SyncCreateMigratingVm.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createmigratingvm/SyncCreateMigratingVm.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateMigratingVm() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateMigratingVmRequest request =
           CreateMigratingVmRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createmigratingvm/SyncCreateMigratingVmSourcenameMigratingvmString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createmigratingvm/SyncCreateMigratingVmSourcenameMigratingvmString.java
index 28893d13975a..c3fcf43ed511 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createmigratingvm/SyncCreateMigratingVmSourcenameMigratingvmString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createmigratingvm/SyncCreateMigratingVmSourcenameMigratingvmString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateMigratingVmSourcenameMigratingvmString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       SourceName parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]");
       MigratingVm migratingVm = MigratingVm.newBuilder().build();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createmigratingvm/SyncCreateMigratingVmStringMigratingvmString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createmigratingvm/SyncCreateMigratingVmStringMigratingvmString.java
index f5b78320faf2..18109a08ed29 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createmigratingvm/SyncCreateMigratingVmStringMigratingvmString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createmigratingvm/SyncCreateMigratingVmStringMigratingvmString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateMigratingVmStringMigratingvmString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]").toString();
       MigratingVm migratingVm = MigratingVm.newBuilder().build();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createsource/AsyncCreateSource.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createsource/AsyncCreateSource.java
index b11742fbeca6..15d0590bfc43 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createsource/AsyncCreateSource.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createsource/AsyncCreateSource.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateSource() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateSourceRequest request =
           CreateSourceRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createsource/AsyncCreateSourceLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createsource/AsyncCreateSourceLRO.java
index d71feed62b2a..56a0737065ec 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createsource/AsyncCreateSourceLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createsource/AsyncCreateSourceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateSourceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateSourceRequest request =
           CreateSourceRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createsource/SyncCreateSource.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createsource/SyncCreateSource.java
index 7a75a608c519..944e28db7e50 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createsource/SyncCreateSource.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createsource/SyncCreateSource.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSource() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateSourceRequest request =
           CreateSourceRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createsource/SyncCreateSourceLocationnameSourceString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createsource/SyncCreateSourceLocationnameSourceString.java
index cf46644a4aba..d2f25f5788dc 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createsource/SyncCreateSourceLocationnameSourceString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createsource/SyncCreateSourceLocationnameSourceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSourceLocationnameSourceString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       Source source = Source.newBuilder().build();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createsource/SyncCreateSourceStringSourceString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createsource/SyncCreateSourceStringSourceString.java
index 40994c386298..b03d3fec97ab 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createsource/SyncCreateSourceStringSourceString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createsource/SyncCreateSourceStringSourceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateSourceStringSourceString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       Source source = Source.newBuilder().build();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createtargetproject/AsyncCreateTargetProject.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createtargetproject/AsyncCreateTargetProject.java
index 0a75ba3b9138..e1a17f1e5632 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createtargetproject/AsyncCreateTargetProject.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createtargetproject/AsyncCreateTargetProject.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateTargetProject() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateTargetProjectRequest request =
           CreateTargetProjectRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createtargetproject/AsyncCreateTargetProjectLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createtargetproject/AsyncCreateTargetProjectLRO.java
index 281fedfa432a..35ddb37a5319 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createtargetproject/AsyncCreateTargetProjectLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createtargetproject/AsyncCreateTargetProjectLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateTargetProjectLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateTargetProjectRequest request =
           CreateTargetProjectRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createtargetproject/SyncCreateTargetProject.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createtargetproject/SyncCreateTargetProject.java
index 96730e171a3e..88840eb591a9 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createtargetproject/SyncCreateTargetProject.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createtargetproject/SyncCreateTargetProject.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateTargetProject() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateTargetProjectRequest request =
           CreateTargetProjectRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createtargetproject/SyncCreateTargetProjectLocationnameTargetprojectString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createtargetproject/SyncCreateTargetProjectLocationnameTargetprojectString.java
index 0a272064f105..0549962aa6e4 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createtargetproject/SyncCreateTargetProjectLocationnameTargetprojectString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createtargetproject/SyncCreateTargetProjectLocationnameTargetprojectString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateTargetProjectLocationnameTargetprojectString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       TargetProject targetProject = TargetProject.newBuilder().build();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createtargetproject/SyncCreateTargetProjectStringTargetprojectString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createtargetproject/SyncCreateTargetProjectStringTargetprojectString.java
index ddc30a489f12..b3bfcb3f5cdb 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createtargetproject/SyncCreateTargetProjectStringTargetprojectString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createtargetproject/SyncCreateTargetProjectStringTargetprojectString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateTargetProjectStringTargetprojectString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       TargetProject targetProject = TargetProject.newBuilder().build();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createutilizationreport/AsyncCreateUtilizationReport.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createutilizationreport/AsyncCreateUtilizationReport.java
index 199f990b7dbb..027a588c779f 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createutilizationreport/AsyncCreateUtilizationReport.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createutilizationreport/AsyncCreateUtilizationReport.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateUtilizationReport() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateUtilizationReportRequest request =
           CreateUtilizationReportRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createutilizationreport/AsyncCreateUtilizationReportLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createutilizationreport/AsyncCreateUtilizationReportLRO.java
index d9f022e3652c..5707f0f9db3e 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createutilizationreport/AsyncCreateUtilizationReportLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createutilizationreport/AsyncCreateUtilizationReportLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncCreateUtilizationReportLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateUtilizationReportRequest request =
           CreateUtilizationReportRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createutilizationreport/SyncCreateUtilizationReport.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createutilizationreport/SyncCreateUtilizationReport.java
index b5a2ed8a1513..eea66232e93c 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createutilizationreport/SyncCreateUtilizationReport.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createutilizationreport/SyncCreateUtilizationReport.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateUtilizationReport() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CreateUtilizationReportRequest request =
           CreateUtilizationReportRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createutilizationreport/SyncCreateUtilizationReportSourcenameUtilizationreportString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createutilizationreport/SyncCreateUtilizationReportSourcenameUtilizationreportString.java
index 48f6ab406441..e36629e9229c 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createutilizationreport/SyncCreateUtilizationReportSourcenameUtilizationreportString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createutilizationreport/SyncCreateUtilizationReportSourcenameUtilizationreportString.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
 
   public static void syncCreateUtilizationReportSourcenameUtilizationreportString()
       throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       SourceName parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]");
       UtilizationReport utilizationReport = UtilizationReport.newBuilder().build();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createutilizationreport/SyncCreateUtilizationReportStringUtilizationreportString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createutilizationreport/SyncCreateUtilizationReportStringUtilizationreportString.java
index 91287b67affd..bb468cd554bd 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createutilizationreport/SyncCreateUtilizationReportStringUtilizationreportString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/createutilizationreport/SyncCreateUtilizationReportStringUtilizationreportString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncCreateUtilizationReportStringUtilizationreportString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]").toString();
       UtilizationReport utilizationReport = UtilizationReport.newBuilder().build();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletedatacenterconnector/AsyncDeleteDatacenterConnector.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletedatacenterconnector/AsyncDeleteDatacenterConnector.java
index 5542da53f4fb..2309ef383eab 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletedatacenterconnector/AsyncDeleteDatacenterConnector.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletedatacenterconnector/AsyncDeleteDatacenterConnector.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteDatacenterConnector() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       DeleteDatacenterConnectorRequest request =
           DeleteDatacenterConnectorRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletedatacenterconnector/AsyncDeleteDatacenterConnectorLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletedatacenterconnector/AsyncDeleteDatacenterConnectorLRO.java
index cedd06c5927e..c6b693e83742 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletedatacenterconnector/AsyncDeleteDatacenterConnectorLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletedatacenterconnector/AsyncDeleteDatacenterConnectorLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteDatacenterConnectorLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       DeleteDatacenterConnectorRequest request =
           DeleteDatacenterConnectorRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletedatacenterconnector/SyncDeleteDatacenterConnector.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletedatacenterconnector/SyncDeleteDatacenterConnector.java
index f29e538d26a8..9caf03a63e25 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletedatacenterconnector/SyncDeleteDatacenterConnector.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletedatacenterconnector/SyncDeleteDatacenterConnector.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteDatacenterConnector() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       DeleteDatacenterConnectorRequest request =
           DeleteDatacenterConnectorRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletedatacenterconnector/SyncDeleteDatacenterConnectorDatacenterconnectorname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletedatacenterconnector/SyncDeleteDatacenterConnectorDatacenterconnectorname.java
index a776116998f1..3c5d71766351 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletedatacenterconnector/SyncDeleteDatacenterConnectorDatacenterconnectorname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletedatacenterconnector/SyncDeleteDatacenterConnectorDatacenterconnectorname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteDatacenterConnectorDatacenterconnectorname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       DatacenterConnectorName name =
           DatacenterConnectorName.of(
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletedatacenterconnector/SyncDeleteDatacenterConnectorString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletedatacenterconnector/SyncDeleteDatacenterConnectorString.java
index 05a6de225a18..b54f406dc52d 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletedatacenterconnector/SyncDeleteDatacenterConnectorString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletedatacenterconnector/SyncDeleteDatacenterConnectorString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteDatacenterConnectorString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String name =
           DatacenterConnectorName.of(
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletegroup/AsyncDeleteGroup.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletegroup/AsyncDeleteGroup.java
index e5cbb22ccd2b..b794b81b7f94 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletegroup/AsyncDeleteGroup.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletegroup/AsyncDeleteGroup.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteGroup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       DeleteGroupRequest request =
           DeleteGroupRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletegroup/AsyncDeleteGroupLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletegroup/AsyncDeleteGroupLRO.java
index 7f91107eefde..7a1dc8d3a9ab 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletegroup/AsyncDeleteGroupLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletegroup/AsyncDeleteGroupLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteGroupLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       DeleteGroupRequest request =
           DeleteGroupRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletegroup/SyncDeleteGroup.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletegroup/SyncDeleteGroup.java
index a6d5962ecb0b..dbbf35a57bd0 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletegroup/SyncDeleteGroup.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletegroup/SyncDeleteGroup.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteGroup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       DeleteGroupRequest request =
           DeleteGroupRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletegroup/SyncDeleteGroupGroupname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletegroup/SyncDeleteGroupGroupname.java
index 668914a54dcb..c5a34bd08648 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletegroup/SyncDeleteGroupGroupname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletegroup/SyncDeleteGroupGroupname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteGroupGroupname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       GroupName name = GroupName.of("[PROJECT]", "[LOCATION]", "[GROUP]");
       vmMigrationClient.deleteGroupAsync(name).get();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletegroup/SyncDeleteGroupString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletegroup/SyncDeleteGroupString.java
index 0c595efebfec..2875038619c1 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletegroup/SyncDeleteGroupString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletegroup/SyncDeleteGroupString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteGroupString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String name = GroupName.of("[PROJECT]", "[LOCATION]", "[GROUP]").toString();
       vmMigrationClient.deleteGroupAsync(name).get();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletemigratingvm/AsyncDeleteMigratingVm.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletemigratingvm/AsyncDeleteMigratingVm.java
index 4b519179be15..d346d70d0ec3 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletemigratingvm/AsyncDeleteMigratingVm.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletemigratingvm/AsyncDeleteMigratingVm.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteMigratingVm() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       DeleteMigratingVmRequest request =
           DeleteMigratingVmRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletemigratingvm/AsyncDeleteMigratingVmLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletemigratingvm/AsyncDeleteMigratingVmLRO.java
index a52205e7901f..45a6b25b93c3 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletemigratingvm/AsyncDeleteMigratingVmLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletemigratingvm/AsyncDeleteMigratingVmLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteMigratingVmLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       DeleteMigratingVmRequest request =
           DeleteMigratingVmRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletemigratingvm/SyncDeleteMigratingVm.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletemigratingvm/SyncDeleteMigratingVm.java
index d020d7b055c2..0c3c859d69ed 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletemigratingvm/SyncDeleteMigratingVm.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletemigratingvm/SyncDeleteMigratingVm.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteMigratingVm() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       DeleteMigratingVmRequest request =
           DeleteMigratingVmRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletemigratingvm/SyncDeleteMigratingVmMigratingvmname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletemigratingvm/SyncDeleteMigratingVmMigratingvmname.java
index b39c3c1b4564..ac556b576d00 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletemigratingvm/SyncDeleteMigratingVmMigratingvmname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletemigratingvm/SyncDeleteMigratingVmMigratingvmname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteMigratingVmMigratingvmname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       MigratingVmName name =
           MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]");
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletemigratingvm/SyncDeleteMigratingVmString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletemigratingvm/SyncDeleteMigratingVmString.java
index 0739e33e5f6e..bd555004db24 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletemigratingvm/SyncDeleteMigratingVmString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletemigratingvm/SyncDeleteMigratingVmString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteMigratingVmString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String name =
           MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]").toString();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletesource/AsyncDeleteSource.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletesource/AsyncDeleteSource.java
index 285a70e0e9a2..332af5edeb9a 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletesource/AsyncDeleteSource.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletesource/AsyncDeleteSource.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteSource() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       DeleteSourceRequest request =
           DeleteSourceRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletesource/AsyncDeleteSourceLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletesource/AsyncDeleteSourceLRO.java
index f30da4708935..4847c8d6c3c5 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletesource/AsyncDeleteSourceLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletesource/AsyncDeleteSourceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteSourceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       DeleteSourceRequest request =
           DeleteSourceRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletesource/SyncDeleteSource.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletesource/SyncDeleteSource.java
index ae27c2b2c673..67c781a560d6 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletesource/SyncDeleteSource.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletesource/SyncDeleteSource.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteSource() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       DeleteSourceRequest request =
           DeleteSourceRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletesource/SyncDeleteSourceSourcename.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletesource/SyncDeleteSourceSourcename.java
index 6b9cc828452e..b60feb3acae3 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletesource/SyncDeleteSourceSourcename.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletesource/SyncDeleteSourceSourcename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteSourceSourcename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       SourceName name = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]");
       vmMigrationClient.deleteSourceAsync(name).get();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletesource/SyncDeleteSourceString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletesource/SyncDeleteSourceString.java
index 51475f2348c2..f4a706cbdbb5 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletesource/SyncDeleteSourceString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletesource/SyncDeleteSourceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteSourceString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String name = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]").toString();
       vmMigrationClient.deleteSourceAsync(name).get();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletetargetproject/AsyncDeleteTargetProject.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletetargetproject/AsyncDeleteTargetProject.java
index 2e17d28a1f9b..8bb983cb0757 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletetargetproject/AsyncDeleteTargetProject.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletetargetproject/AsyncDeleteTargetProject.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteTargetProject() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       DeleteTargetProjectRequest request =
           DeleteTargetProjectRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletetargetproject/AsyncDeleteTargetProjectLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletetargetproject/AsyncDeleteTargetProjectLRO.java
index ac9fb9d4d508..02ff04d4d1e3 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletetargetproject/AsyncDeleteTargetProjectLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletetargetproject/AsyncDeleteTargetProjectLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteTargetProjectLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       DeleteTargetProjectRequest request =
           DeleteTargetProjectRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletetargetproject/SyncDeleteTargetProject.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletetargetproject/SyncDeleteTargetProject.java
index 76c06a91d114..6c31505f0b14 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletetargetproject/SyncDeleteTargetProject.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletetargetproject/SyncDeleteTargetProject.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteTargetProject() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       DeleteTargetProjectRequest request =
           DeleteTargetProjectRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletetargetproject/SyncDeleteTargetProjectString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletetargetproject/SyncDeleteTargetProjectString.java
index 7d2de79fcd1f..0eff1fbfda02 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletetargetproject/SyncDeleteTargetProjectString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletetargetproject/SyncDeleteTargetProjectString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteTargetProjectString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String name = TargetProjectName.of("[PROJECT]", "[LOCATION]", "[TARGET_PROJECT]").toString();
       vmMigrationClient.deleteTargetProjectAsync(name).get();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletetargetproject/SyncDeleteTargetProjectTargetprojectname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletetargetproject/SyncDeleteTargetProjectTargetprojectname.java
index f3248637fdcf..e9a17015fae9 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletetargetproject/SyncDeleteTargetProjectTargetprojectname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deletetargetproject/SyncDeleteTargetProjectTargetprojectname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteTargetProjectTargetprojectname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       TargetProjectName name = TargetProjectName.of("[PROJECT]", "[LOCATION]", "[TARGET_PROJECT]");
       vmMigrationClient.deleteTargetProjectAsync(name).get();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deleteutilizationreport/AsyncDeleteUtilizationReport.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deleteutilizationreport/AsyncDeleteUtilizationReport.java
index ae9adc7bafd1..79ae5c36a556 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deleteutilizationreport/AsyncDeleteUtilizationReport.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deleteutilizationreport/AsyncDeleteUtilizationReport.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteUtilizationReport() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       DeleteUtilizationReportRequest request =
           DeleteUtilizationReportRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deleteutilizationreport/AsyncDeleteUtilizationReportLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deleteutilizationreport/AsyncDeleteUtilizationReportLRO.java
index 3bcf3ff35793..fafb091eb4f1 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deleteutilizationreport/AsyncDeleteUtilizationReportLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deleteutilizationreport/AsyncDeleteUtilizationReportLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncDeleteUtilizationReportLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       DeleteUtilizationReportRequest request =
           DeleteUtilizationReportRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deleteutilizationreport/SyncDeleteUtilizationReport.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deleteutilizationreport/SyncDeleteUtilizationReport.java
index d888c7f0859b..b4dfa5214cfe 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deleteutilizationreport/SyncDeleteUtilizationReport.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deleteutilizationreport/SyncDeleteUtilizationReport.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteUtilizationReport() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       DeleteUtilizationReportRequest request =
           DeleteUtilizationReportRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deleteutilizationreport/SyncDeleteUtilizationReportString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deleteutilizationreport/SyncDeleteUtilizationReportString.java
index c4cbd6848d41..ed9f31605fc5 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deleteutilizationreport/SyncDeleteUtilizationReportString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deleteutilizationreport/SyncDeleteUtilizationReportString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteUtilizationReportString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String name =
           UtilizationReportName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[UTILIZATION_REPORT]")
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deleteutilizationreport/SyncDeleteUtilizationReportUtilizationreportname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deleteutilizationreport/SyncDeleteUtilizationReportUtilizationreportname.java
index cf0e840d3c69..70dd89915824 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deleteutilizationreport/SyncDeleteUtilizationReportUtilizationreportname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/deleteutilizationreport/SyncDeleteUtilizationReportUtilizationreportname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncDeleteUtilizationReportUtilizationreportname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       UtilizationReportName name =
           UtilizationReportName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[UTILIZATION_REPORT]");
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/fetchinventory/AsyncFetchInventory.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/fetchinventory/AsyncFetchInventory.java
index 8398f40929f3..141c5af8859c 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/fetchinventory/AsyncFetchInventory.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/fetchinventory/AsyncFetchInventory.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncFetchInventory() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       FetchInventoryRequest request =
           FetchInventoryRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/fetchinventory/SyncFetchInventory.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/fetchinventory/SyncFetchInventory.java
index d24d2952f1af..bcc4beadf3f4 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/fetchinventory/SyncFetchInventory.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/fetchinventory/SyncFetchInventory.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncFetchInventory() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       FetchInventoryRequest request =
           FetchInventoryRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/fetchinventory/SyncFetchInventorySourcename.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/fetchinventory/SyncFetchInventorySourcename.java
index 299836015ed3..a22e7313d4e1 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/fetchinventory/SyncFetchInventorySourcename.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/fetchinventory/SyncFetchInventorySourcename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncFetchInventorySourcename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       SourceName source = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]");
       FetchInventoryResponse response = vmMigrationClient.fetchInventory(source);
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/fetchinventory/SyncFetchInventoryString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/fetchinventory/SyncFetchInventoryString.java
index f7780f150e4b..3fa95a9c8244 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/fetchinventory/SyncFetchInventoryString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/fetchinventory/SyncFetchInventoryString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncFetchInventoryString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String source = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]").toString();
       FetchInventoryResponse response = vmMigrationClient.fetchInventory(source);
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/finalizemigration/AsyncFinalizeMigration.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/finalizemigration/AsyncFinalizeMigration.java
index 67fd287d67d2..ba070439cead 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/finalizemigration/AsyncFinalizeMigration.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/finalizemigration/AsyncFinalizeMigration.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncFinalizeMigration() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       FinalizeMigrationRequest request =
           FinalizeMigrationRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/finalizemigration/AsyncFinalizeMigrationLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/finalizemigration/AsyncFinalizeMigrationLRO.java
index d70dbd7a64a7..2e5c76482492 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/finalizemigration/AsyncFinalizeMigrationLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/finalizemigration/AsyncFinalizeMigrationLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncFinalizeMigrationLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       FinalizeMigrationRequest request =
           FinalizeMigrationRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/finalizemigration/SyncFinalizeMigration.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/finalizemigration/SyncFinalizeMigration.java
index b3ee384ed920..f91e4008ce11 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/finalizemigration/SyncFinalizeMigration.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/finalizemigration/SyncFinalizeMigration.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncFinalizeMigration() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       FinalizeMigrationRequest request =
           FinalizeMigrationRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/finalizemigration/SyncFinalizeMigrationMigratingvmname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/finalizemigration/SyncFinalizeMigrationMigratingvmname.java
index 7291ec42ca84..496d7294ef78 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/finalizemigration/SyncFinalizeMigrationMigratingvmname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/finalizemigration/SyncFinalizeMigrationMigratingvmname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncFinalizeMigrationMigratingvmname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       MigratingVmName migratingVm =
           MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]");
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/finalizemigration/SyncFinalizeMigrationString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/finalizemigration/SyncFinalizeMigrationString.java
index a238bf6aa0a5..874dfb4dc6e8 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/finalizemigration/SyncFinalizeMigrationString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/finalizemigration/SyncFinalizeMigrationString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncFinalizeMigrationString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String migratingVm =
           MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]").toString();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getclonejob/AsyncGetCloneJob.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getclonejob/AsyncGetCloneJob.java
index 8a5fe29c05ec..9be6dc734a4e 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getclonejob/AsyncGetCloneJob.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getclonejob/AsyncGetCloneJob.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetCloneJob() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       GetCloneJobRequest request =
           GetCloneJobRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getclonejob/SyncGetCloneJob.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getclonejob/SyncGetCloneJob.java
index 46fd969805dc..53498bdc8ff7 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getclonejob/SyncGetCloneJob.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getclonejob/SyncGetCloneJob.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetCloneJob() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       GetCloneJobRequest request =
           GetCloneJobRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getclonejob/SyncGetCloneJobClonejobname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getclonejob/SyncGetCloneJobClonejobname.java
index 659cccfe7625..66318b8ffe7d 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getclonejob/SyncGetCloneJobClonejobname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getclonejob/SyncGetCloneJobClonejobname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetCloneJobClonejobname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CloneJobName name =
           CloneJobName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]", "[CLONE_JOB]");
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getclonejob/SyncGetCloneJobString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getclonejob/SyncGetCloneJobString.java
index f0fb1024f01d..50b446aa9c0d 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getclonejob/SyncGetCloneJobString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getclonejob/SyncGetCloneJobString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetCloneJobString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String name =
           CloneJobName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]", "[CLONE_JOB]")
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getcutoverjob/AsyncGetCutoverJob.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getcutoverjob/AsyncGetCutoverJob.java
index 77d4a2e06936..63da43fca71c 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getcutoverjob/AsyncGetCutoverJob.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getcutoverjob/AsyncGetCutoverJob.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetCutoverJob() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       GetCutoverJobRequest request =
           GetCutoverJobRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getcutoverjob/SyncGetCutoverJob.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getcutoverjob/SyncGetCutoverJob.java
index 57858a3970ca..8a9d7fd6efac 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getcutoverjob/SyncGetCutoverJob.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getcutoverjob/SyncGetCutoverJob.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetCutoverJob() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       GetCutoverJobRequest request =
           GetCutoverJobRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getcutoverjob/SyncGetCutoverJobCutoverjobname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getcutoverjob/SyncGetCutoverJobCutoverjobname.java
index cd4a7fed7a49..c32e3950c3ea 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getcutoverjob/SyncGetCutoverJobCutoverjobname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getcutoverjob/SyncGetCutoverJobCutoverjobname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetCutoverJobCutoverjobname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       CutoverJobName name =
           CutoverJobName.of(
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getcutoverjob/SyncGetCutoverJobString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getcutoverjob/SyncGetCutoverJobString.java
index 21b59b1d77da..976363a781e3 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getcutoverjob/SyncGetCutoverJobString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getcutoverjob/SyncGetCutoverJobString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetCutoverJobString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String name =
           CutoverJobName.of(
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getdatacenterconnector/AsyncGetDatacenterConnector.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getdatacenterconnector/AsyncGetDatacenterConnector.java
index 0e2188d45936..2263a98c80d6 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getdatacenterconnector/AsyncGetDatacenterConnector.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getdatacenterconnector/AsyncGetDatacenterConnector.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetDatacenterConnector() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       GetDatacenterConnectorRequest request =
           GetDatacenterConnectorRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getdatacenterconnector/SyncGetDatacenterConnector.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getdatacenterconnector/SyncGetDatacenterConnector.java
index e7acb63385d3..5c0484d1c59c 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getdatacenterconnector/SyncGetDatacenterConnector.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getdatacenterconnector/SyncGetDatacenterConnector.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetDatacenterConnector() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       GetDatacenterConnectorRequest request =
           GetDatacenterConnectorRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getdatacenterconnector/SyncGetDatacenterConnectorDatacenterconnectorname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getdatacenterconnector/SyncGetDatacenterConnectorDatacenterconnectorname.java
index 199beef12d62..4e3c2dbf4eb8 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getdatacenterconnector/SyncGetDatacenterConnectorDatacenterconnectorname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getdatacenterconnector/SyncGetDatacenterConnectorDatacenterconnectorname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetDatacenterConnectorDatacenterconnectorname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       DatacenterConnectorName name =
           DatacenterConnectorName.of(
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getdatacenterconnector/SyncGetDatacenterConnectorString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getdatacenterconnector/SyncGetDatacenterConnectorString.java
index 9223e2abe2ce..d1d48c1851fa 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getdatacenterconnector/SyncGetDatacenterConnectorString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getdatacenterconnector/SyncGetDatacenterConnectorString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetDatacenterConnectorString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String name =
           DatacenterConnectorName.of(
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getgroup/AsyncGetGroup.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getgroup/AsyncGetGroup.java
index 3fd534d7c9d5..11286eccc4b5 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getgroup/AsyncGetGroup.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getgroup/AsyncGetGroup.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetGroup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       GetGroupRequest request =
           GetGroupRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getgroup/SyncGetGroup.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getgroup/SyncGetGroup.java
index 910f69a7060c..3b44c718bc86 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getgroup/SyncGetGroup.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getgroup/SyncGetGroup.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetGroup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       GetGroupRequest request =
           GetGroupRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getgroup/SyncGetGroupGroupname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getgroup/SyncGetGroupGroupname.java
index 1c8b3f7a426f..50cc070ffc86 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getgroup/SyncGetGroupGroupname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getgroup/SyncGetGroupGroupname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetGroupGroupname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       GroupName name = GroupName.of("[PROJECT]", "[LOCATION]", "[GROUP]");
       Group response = vmMigrationClient.getGroup(name);
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getgroup/SyncGetGroupString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getgroup/SyncGetGroupString.java
index db91809a1d7f..e96d6c9e53ff 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getgroup/SyncGetGroupString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getgroup/SyncGetGroupString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetGroupString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String name = GroupName.of("[PROJECT]", "[LOCATION]", "[GROUP]").toString();
       Group response = vmMigrationClient.getGroup(name);
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getmigratingvm/AsyncGetMigratingVm.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getmigratingvm/AsyncGetMigratingVm.java
index e6e982563987..9a7a939fd392 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getmigratingvm/AsyncGetMigratingVm.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getmigratingvm/AsyncGetMigratingVm.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetMigratingVm() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       GetMigratingVmRequest request =
           GetMigratingVmRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getmigratingvm/SyncGetMigratingVm.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getmigratingvm/SyncGetMigratingVm.java
index 91dc06f8e534..2ed4024350d9 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getmigratingvm/SyncGetMigratingVm.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getmigratingvm/SyncGetMigratingVm.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetMigratingVm() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       GetMigratingVmRequest request =
           GetMigratingVmRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getmigratingvm/SyncGetMigratingVmMigratingvmname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getmigratingvm/SyncGetMigratingVmMigratingvmname.java
index 09f64428ea75..b8dc7bd758df 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getmigratingvm/SyncGetMigratingVmMigratingvmname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getmigratingvm/SyncGetMigratingVmMigratingvmname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetMigratingVmMigratingvmname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       MigratingVmName name =
           MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]");
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getmigratingvm/SyncGetMigratingVmString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getmigratingvm/SyncGetMigratingVmString.java
index 0599f67c5442..12bc6d746141 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getmigratingvm/SyncGetMigratingVmString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getmigratingvm/SyncGetMigratingVmString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetMigratingVmString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String name =
           MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]").toString();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getsource/AsyncGetSource.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getsource/AsyncGetSource.java
index f20a64871ce3..97b10a620df4 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getsource/AsyncGetSource.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getsource/AsyncGetSource.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetSource() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       GetSourceRequest request =
           GetSourceRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getsource/SyncGetSource.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getsource/SyncGetSource.java
index e46fc9ff5bd4..be86d67e9799 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getsource/SyncGetSource.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getsource/SyncGetSource.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetSource() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       GetSourceRequest request =
           GetSourceRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getsource/SyncGetSourceSourcename.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getsource/SyncGetSourceSourcename.java
index 990ba5b4ebf6..11cfac3ae23a 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getsource/SyncGetSourceSourcename.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getsource/SyncGetSourceSourcename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetSourceSourcename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       SourceName name = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]");
       Source response = vmMigrationClient.getSource(name);
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getsource/SyncGetSourceString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getsource/SyncGetSourceString.java
index 565ee9a58e8f..cf06c393977f 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getsource/SyncGetSourceString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getsource/SyncGetSourceString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetSourceString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String name = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]").toString();
       Source response = vmMigrationClient.getSource(name);
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/gettargetproject/AsyncGetTargetProject.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/gettargetproject/AsyncGetTargetProject.java
index 4011a268afc5..49271c28fdde 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/gettargetproject/AsyncGetTargetProject.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/gettargetproject/AsyncGetTargetProject.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetTargetProject() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       GetTargetProjectRequest request =
           GetTargetProjectRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/gettargetproject/SyncGetTargetProject.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/gettargetproject/SyncGetTargetProject.java
index a0ad2b3f41b4..d9e22ce4340e 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/gettargetproject/SyncGetTargetProject.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/gettargetproject/SyncGetTargetProject.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetTargetProject() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       GetTargetProjectRequest request =
           GetTargetProjectRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/gettargetproject/SyncGetTargetProjectString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/gettargetproject/SyncGetTargetProjectString.java
index 7492df2f482d..3935533ed7b4 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/gettargetproject/SyncGetTargetProjectString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/gettargetproject/SyncGetTargetProjectString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetTargetProjectString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String name = TargetProjectName.of("[PROJECT]", "[LOCATION]", "[TARGET_PROJECT]").toString();
       TargetProject response = vmMigrationClient.getTargetProject(name);
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/gettargetproject/SyncGetTargetProjectTargetprojectname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/gettargetproject/SyncGetTargetProjectTargetprojectname.java
index 03e69a39c3eb..cd54e8996f3b 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/gettargetproject/SyncGetTargetProjectTargetprojectname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/gettargetproject/SyncGetTargetProjectTargetprojectname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetTargetProjectTargetprojectname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       TargetProjectName name = TargetProjectName.of("[PROJECT]", "[LOCATION]", "[TARGET_PROJECT]");
       TargetProject response = vmMigrationClient.getTargetProject(name);
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getutilizationreport/AsyncGetUtilizationReport.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getutilizationreport/AsyncGetUtilizationReport.java
index d23c5c14a426..a1af45fdb390 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getutilizationreport/AsyncGetUtilizationReport.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getutilizationreport/AsyncGetUtilizationReport.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncGetUtilizationReport() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       GetUtilizationReportRequest request =
           GetUtilizationReportRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getutilizationreport/SyncGetUtilizationReport.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getutilizationreport/SyncGetUtilizationReport.java
index 09a13f265be6..aac95d60ac3d 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getutilizationreport/SyncGetUtilizationReport.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getutilizationreport/SyncGetUtilizationReport.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetUtilizationReport() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       GetUtilizationReportRequest request =
           GetUtilizationReportRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getutilizationreport/SyncGetUtilizationReportString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getutilizationreport/SyncGetUtilizationReportString.java
index 63afb8e18b31..f02ca74f1807 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getutilizationreport/SyncGetUtilizationReportString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getutilizationreport/SyncGetUtilizationReportString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetUtilizationReportString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String name =
           UtilizationReportName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[UTILIZATION_REPORT]")
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getutilizationreport/SyncGetUtilizationReportUtilizationreportname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getutilizationreport/SyncGetUtilizationReportUtilizationreportname.java
index 9509cd631bad..f70faedeff40 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getutilizationreport/SyncGetUtilizationReportUtilizationreportname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/getutilizationreport/SyncGetUtilizationReportUtilizationreportname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetUtilizationReportUtilizationreportname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       UtilizationReportName name =
           UtilizationReportName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[UTILIZATION_REPORT]");
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listclonejobs/AsyncListCloneJobs.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listclonejobs/AsyncListCloneJobs.java
index 18b1b22b1a9c..158f9760bacc 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listclonejobs/AsyncListCloneJobs.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listclonejobs/AsyncListCloneJobs.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListCloneJobs() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListCloneJobsRequest request =
           ListCloneJobsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listclonejobs/AsyncListCloneJobsPaged.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listclonejobs/AsyncListCloneJobsPaged.java
index 39e790ff6571..7bc4e8735009 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listclonejobs/AsyncListCloneJobsPaged.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listclonejobs/AsyncListCloneJobsPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListCloneJobsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListCloneJobsRequest request =
           ListCloneJobsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listclonejobs/SyncListCloneJobs.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listclonejobs/SyncListCloneJobs.java
index cc25df21f9f7..9cb84421987f 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listclonejobs/SyncListCloneJobs.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listclonejobs/SyncListCloneJobs.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListCloneJobs() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListCloneJobsRequest request =
           ListCloneJobsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listclonejobs/SyncListCloneJobsMigratingvmname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listclonejobs/SyncListCloneJobsMigratingvmname.java
index f07487cba4c0..9c683c4b2132 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listclonejobs/SyncListCloneJobsMigratingvmname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listclonejobs/SyncListCloneJobsMigratingvmname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListCloneJobsMigratingvmname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       MigratingVmName parent =
           MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]");
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listclonejobs/SyncListCloneJobsString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listclonejobs/SyncListCloneJobsString.java
index 8d445301ed4b..f014c0824f10 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listclonejobs/SyncListCloneJobsString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listclonejobs/SyncListCloneJobsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListCloneJobsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String parent =
           MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]").toString();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listcutoverjobs/AsyncListCutoverJobs.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listcutoverjobs/AsyncListCutoverJobs.java
index d6553c26f8e3..526cccb62ef4 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listcutoverjobs/AsyncListCutoverJobs.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listcutoverjobs/AsyncListCutoverJobs.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListCutoverJobs() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListCutoverJobsRequest request =
           ListCutoverJobsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listcutoverjobs/AsyncListCutoverJobsPaged.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listcutoverjobs/AsyncListCutoverJobsPaged.java
index 1a6e0d55a8a7..e720f9d3f7de 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listcutoverjobs/AsyncListCutoverJobsPaged.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listcutoverjobs/AsyncListCutoverJobsPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListCutoverJobsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListCutoverJobsRequest request =
           ListCutoverJobsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listcutoverjobs/SyncListCutoverJobs.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listcutoverjobs/SyncListCutoverJobs.java
index feee81915621..10476c16a49b 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listcutoverjobs/SyncListCutoverJobs.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listcutoverjobs/SyncListCutoverJobs.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListCutoverJobs() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListCutoverJobsRequest request =
           ListCutoverJobsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listcutoverjobs/SyncListCutoverJobsMigratingvmname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listcutoverjobs/SyncListCutoverJobsMigratingvmname.java
index 5108c4e49bdb..18074cf9d1ac 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listcutoverjobs/SyncListCutoverJobsMigratingvmname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listcutoverjobs/SyncListCutoverJobsMigratingvmname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListCutoverJobsMigratingvmname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       MigratingVmName parent =
           MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]");
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listcutoverjobs/SyncListCutoverJobsString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listcutoverjobs/SyncListCutoverJobsString.java
index 6e259568696a..dd7854101d50 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listcutoverjobs/SyncListCutoverJobsString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listcutoverjobs/SyncListCutoverJobsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListCutoverJobsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String parent =
           MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]").toString();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listdatacenterconnectors/AsyncListDatacenterConnectors.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listdatacenterconnectors/AsyncListDatacenterConnectors.java
index 4aca78887529..8df2b7b5397e 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listdatacenterconnectors/AsyncListDatacenterConnectors.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listdatacenterconnectors/AsyncListDatacenterConnectors.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListDatacenterConnectors() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListDatacenterConnectorsRequest request =
           ListDatacenterConnectorsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listdatacenterconnectors/AsyncListDatacenterConnectorsPaged.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listdatacenterconnectors/AsyncListDatacenterConnectorsPaged.java
index 98d86b9d9e9d..423115d7ba8b 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listdatacenterconnectors/AsyncListDatacenterConnectorsPaged.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listdatacenterconnectors/AsyncListDatacenterConnectorsPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListDatacenterConnectorsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListDatacenterConnectorsRequest request =
           ListDatacenterConnectorsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listdatacenterconnectors/SyncListDatacenterConnectors.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listdatacenterconnectors/SyncListDatacenterConnectors.java
index f1bdc893878e..9b5d70e78dc7 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listdatacenterconnectors/SyncListDatacenterConnectors.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listdatacenterconnectors/SyncListDatacenterConnectors.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListDatacenterConnectors() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListDatacenterConnectorsRequest request =
           ListDatacenterConnectorsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listdatacenterconnectors/SyncListDatacenterConnectorsSourcename.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listdatacenterconnectors/SyncListDatacenterConnectorsSourcename.java
index 2589ba13a185..74aeb5110e0c 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listdatacenterconnectors/SyncListDatacenterConnectorsSourcename.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listdatacenterconnectors/SyncListDatacenterConnectorsSourcename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListDatacenterConnectorsSourcename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       SourceName parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]");
       for (DatacenterConnector element :
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listdatacenterconnectors/SyncListDatacenterConnectorsString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listdatacenterconnectors/SyncListDatacenterConnectorsString.java
index 90bb627bf083..b14d12384a31 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listdatacenterconnectors/SyncListDatacenterConnectorsString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listdatacenterconnectors/SyncListDatacenterConnectorsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListDatacenterConnectorsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]").toString();
       for (DatacenterConnector element :
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listgroups/AsyncListGroups.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listgroups/AsyncListGroups.java
index 2041ce99f6bc..273ae1b0638d 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listgroups/AsyncListGroups.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listgroups/AsyncListGroups.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListGroups() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListGroupsRequest request =
           ListGroupsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listgroups/AsyncListGroupsPaged.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listgroups/AsyncListGroupsPaged.java
index 5dadde80b74d..d5f8bbdf8aab 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listgroups/AsyncListGroupsPaged.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listgroups/AsyncListGroupsPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListGroupsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListGroupsRequest request =
           ListGroupsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listgroups/SyncListGroups.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listgroups/SyncListGroups.java
index ca5ebfe274bb..4ee0a3a19a9e 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listgroups/SyncListGroups.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listgroups/SyncListGroups.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListGroups() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListGroupsRequest request =
           ListGroupsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listgroups/SyncListGroupsLocationname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listgroups/SyncListGroupsLocationname.java
index 022dd17227a5..d450dee59b8b 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listgroups/SyncListGroupsLocationname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listgroups/SyncListGroupsLocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListGroupsLocationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       for (Group element : vmMigrationClient.listGroups(parent).iterateAll()) {
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listgroups/SyncListGroupsString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listgroups/SyncListGroupsString.java
index cfb0698f90c7..664d3d4a660a 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listgroups/SyncListGroupsString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listgroups/SyncListGroupsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListGroupsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       for (Group element : vmMigrationClient.listGroups(parent).iterateAll()) {
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listmigratingvms/AsyncListMigratingVms.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listmigratingvms/AsyncListMigratingVms.java
index 2199031ec622..c8e97edf023f 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listmigratingvms/AsyncListMigratingVms.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listmigratingvms/AsyncListMigratingVms.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListMigratingVms() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListMigratingVmsRequest request =
           ListMigratingVmsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listmigratingvms/AsyncListMigratingVmsPaged.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listmigratingvms/AsyncListMigratingVmsPaged.java
index e4c505ff7455..7e3b940291dc 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listmigratingvms/AsyncListMigratingVmsPaged.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listmigratingvms/AsyncListMigratingVmsPaged.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListMigratingVmsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListMigratingVmsRequest request =
           ListMigratingVmsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listmigratingvms/SyncListMigratingVms.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listmigratingvms/SyncListMigratingVms.java
index 4449401af61b..19123b2edcaa 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listmigratingvms/SyncListMigratingVms.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listmigratingvms/SyncListMigratingVms.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListMigratingVms() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListMigratingVmsRequest request =
           ListMigratingVmsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listmigratingvms/SyncListMigratingVmsSourcename.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listmigratingvms/SyncListMigratingVmsSourcename.java
index 395b81dd52a4..32e6c7d3236d 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listmigratingvms/SyncListMigratingVmsSourcename.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listmigratingvms/SyncListMigratingVmsSourcename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListMigratingVmsSourcename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       SourceName parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]");
       for (MigratingVm element : vmMigrationClient.listMigratingVms(parent).iterateAll()) {
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listmigratingvms/SyncListMigratingVmsString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listmigratingvms/SyncListMigratingVmsString.java
index 9478eb794111..4fcbd5a4a7ed 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listmigratingvms/SyncListMigratingVmsString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listmigratingvms/SyncListMigratingVmsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListMigratingVmsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]").toString();
       for (MigratingVm element : vmMigrationClient.listMigratingVms(parent).iterateAll()) {
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listsources/AsyncListSources.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listsources/AsyncListSources.java
index 63714d3bdbd4..b63e9ebde8c5 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listsources/AsyncListSources.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listsources/AsyncListSources.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListSources() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListSourcesRequest request =
           ListSourcesRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listsources/AsyncListSourcesPaged.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listsources/AsyncListSourcesPaged.java
index 0a41993a37ea..00a1458bd1ea 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listsources/AsyncListSourcesPaged.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listsources/AsyncListSourcesPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListSourcesPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListSourcesRequest request =
           ListSourcesRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listsources/SyncListSources.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listsources/SyncListSources.java
index 2c737ca7e185..8636d07e1713 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listsources/SyncListSources.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listsources/SyncListSources.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListSources() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListSourcesRequest request =
           ListSourcesRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listsources/SyncListSourcesLocationname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listsources/SyncListSourcesLocationname.java
index ad7c06f93f3a..459c9a4ed2d9 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listsources/SyncListSourcesLocationname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listsources/SyncListSourcesLocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListSourcesLocationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       for (Source element : vmMigrationClient.listSources(parent).iterateAll()) {
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listsources/SyncListSourcesString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listsources/SyncListSourcesString.java
index 7cab8e928abc..cb541bd7561a 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listsources/SyncListSourcesString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listsources/SyncListSourcesString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListSourcesString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       for (Source element : vmMigrationClient.listSources(parent).iterateAll()) {
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listtargetprojects/AsyncListTargetProjects.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listtargetprojects/AsyncListTargetProjects.java
index 964ee4f9aed7..5bbd71f36801 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listtargetprojects/AsyncListTargetProjects.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listtargetprojects/AsyncListTargetProjects.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListTargetProjects() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListTargetProjectsRequest request =
           ListTargetProjectsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listtargetprojects/AsyncListTargetProjectsPaged.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listtargetprojects/AsyncListTargetProjectsPaged.java
index f632ac7add38..cfff31ba36a2 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listtargetprojects/AsyncListTargetProjectsPaged.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listtargetprojects/AsyncListTargetProjectsPaged.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListTargetProjectsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListTargetProjectsRequest request =
           ListTargetProjectsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listtargetprojects/SyncListTargetProjects.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listtargetprojects/SyncListTargetProjects.java
index 6c1f31e23f4e..22995a585a6c 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listtargetprojects/SyncListTargetProjects.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listtargetprojects/SyncListTargetProjects.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListTargetProjects() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListTargetProjectsRequest request =
           ListTargetProjectsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listtargetprojects/SyncListTargetProjectsLocationname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listtargetprojects/SyncListTargetProjectsLocationname.java
index 482cf9732559..15110587fca5 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listtargetprojects/SyncListTargetProjectsLocationname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listtargetprojects/SyncListTargetProjectsLocationname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListTargetProjectsLocationname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
       for (TargetProject element : vmMigrationClient.listTargetProjects(parent).iterateAll()) {
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listtargetprojects/SyncListTargetProjectsString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listtargetprojects/SyncListTargetProjectsString.java
index 35aef2577a00..16031afc46e3 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listtargetprojects/SyncListTargetProjectsString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listtargetprojects/SyncListTargetProjectsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListTargetProjectsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
       for (TargetProject element : vmMigrationClient.listTargetProjects(parent).iterateAll()) {
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listutilizationreports/AsyncListUtilizationReports.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listutilizationreports/AsyncListUtilizationReports.java
index 2d52690ca333..dd91ec914074 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listutilizationreports/AsyncListUtilizationReports.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listutilizationreports/AsyncListUtilizationReports.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListUtilizationReports() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListUtilizationReportsRequest request =
           ListUtilizationReportsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listutilizationreports/AsyncListUtilizationReportsPaged.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listutilizationreports/AsyncListUtilizationReportsPaged.java
index 859e59492233..b9bb13dd6bef 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listutilizationreports/AsyncListUtilizationReportsPaged.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listutilizationreports/AsyncListUtilizationReportsPaged.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncListUtilizationReportsPaged() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListUtilizationReportsRequest request =
           ListUtilizationReportsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listutilizationreports/SyncListUtilizationReports.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listutilizationreports/SyncListUtilizationReports.java
index a380e0719984..da89b46d168a 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listutilizationreports/SyncListUtilizationReports.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listutilizationreports/SyncListUtilizationReports.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListUtilizationReports() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ListUtilizationReportsRequest request =
           ListUtilizationReportsRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listutilizationreports/SyncListUtilizationReportsSourcename.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listutilizationreports/SyncListUtilizationReportsSourcename.java
index d0ac4ca55e31..3b7b4aac5732 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listutilizationreports/SyncListUtilizationReportsSourcename.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listutilizationreports/SyncListUtilizationReportsSourcename.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListUtilizationReportsSourcename() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       SourceName parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]");
       for (UtilizationReport element :
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listutilizationreports/SyncListUtilizationReportsString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listutilizationreports/SyncListUtilizationReportsString.java
index 2b4b80168e8d..2ad269b498b6 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listutilizationreports/SyncListUtilizationReportsString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/listutilizationreports/SyncListUtilizationReportsString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncListUtilizationReportsString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String parent = SourceName.of("[PROJECT]", "[LOCATION]", "[SOURCE]").toString();
       for (UtilizationReport element :
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/pausemigration/AsyncPauseMigration.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/pausemigration/AsyncPauseMigration.java
index 530d8c08ae7b..69feb6596b4b 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/pausemigration/AsyncPauseMigration.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/pausemigration/AsyncPauseMigration.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncPauseMigration() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       PauseMigrationRequest request =
           PauseMigrationRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/pausemigration/AsyncPauseMigrationLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/pausemigration/AsyncPauseMigrationLRO.java
index b47677f44e1e..b6891f6b7659 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/pausemigration/AsyncPauseMigrationLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/pausemigration/AsyncPauseMigrationLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncPauseMigrationLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       PauseMigrationRequest request =
           PauseMigrationRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/pausemigration/SyncPauseMigration.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/pausemigration/SyncPauseMigration.java
index b0b182ff0fe7..26bb21390a92 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/pausemigration/SyncPauseMigration.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/pausemigration/SyncPauseMigration.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncPauseMigration() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       PauseMigrationRequest request =
           PauseMigrationRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/removegroupmigration/AsyncRemoveGroupMigration.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/removegroupmigration/AsyncRemoveGroupMigration.java
index 1594914b231b..62d43a1ab0eb 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/removegroupmigration/AsyncRemoveGroupMigration.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/removegroupmigration/AsyncRemoveGroupMigration.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncRemoveGroupMigration() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       RemoveGroupMigrationRequest request =
           RemoveGroupMigrationRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/removegroupmigration/AsyncRemoveGroupMigrationLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/removegroupmigration/AsyncRemoveGroupMigrationLRO.java
index 78ba3befdd91..44c569c8e0d2 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/removegroupmigration/AsyncRemoveGroupMigrationLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/removegroupmigration/AsyncRemoveGroupMigrationLRO.java
@@ -32,8 +32,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncRemoveGroupMigrationLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       RemoveGroupMigrationRequest request =
           RemoveGroupMigrationRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/removegroupmigration/SyncRemoveGroupMigration.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/removegroupmigration/SyncRemoveGroupMigration.java
index 596a18206eb0..044844be9d8f 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/removegroupmigration/SyncRemoveGroupMigration.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/removegroupmigration/SyncRemoveGroupMigration.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncRemoveGroupMigration() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       RemoveGroupMigrationRequest request =
           RemoveGroupMigrationRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/removegroupmigration/SyncRemoveGroupMigrationGroupname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/removegroupmigration/SyncRemoveGroupMigrationGroupname.java
index 4ad86c85f710..7bfc44afd6e0 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/removegroupmigration/SyncRemoveGroupMigrationGroupname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/removegroupmigration/SyncRemoveGroupMigrationGroupname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncRemoveGroupMigrationGroupname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       GroupName group = GroupName.of("[PROJECT]", "[LOCATION]", "[GROUP]");
       RemoveGroupMigrationResponse response =
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/removegroupmigration/SyncRemoveGroupMigrationString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/removegroupmigration/SyncRemoveGroupMigrationString.java
index 57211e45d404..5f5d2e896516 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/removegroupmigration/SyncRemoveGroupMigrationString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/removegroupmigration/SyncRemoveGroupMigrationString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncRemoveGroupMigrationString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String group = GroupName.of("[PROJECT]", "[LOCATION]", "[GROUP]").toString();
       RemoveGroupMigrationResponse response =
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/resumemigration/AsyncResumeMigration.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/resumemigration/AsyncResumeMigration.java
index 6974b07bc383..d656634b487f 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/resumemigration/AsyncResumeMigration.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/resumemigration/AsyncResumeMigration.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncResumeMigration() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ResumeMigrationRequest request =
           ResumeMigrationRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/resumemigration/AsyncResumeMigrationLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/resumemigration/AsyncResumeMigrationLRO.java
index 997dcee7aeec..352e9d7bd46b 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/resumemigration/AsyncResumeMigrationLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/resumemigration/AsyncResumeMigrationLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncResumeMigrationLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ResumeMigrationRequest request =
           ResumeMigrationRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/resumemigration/SyncResumeMigration.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/resumemigration/SyncResumeMigration.java
index e17e0f17929f..01b8fd4b389f 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/resumemigration/SyncResumeMigration.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/resumemigration/SyncResumeMigration.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncResumeMigration() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       ResumeMigrationRequest request =
           ResumeMigrationRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/startmigration/AsyncStartMigration.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/startmigration/AsyncStartMigration.java
index 5d517cc52391..5fdcd18ed771 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/startmigration/AsyncStartMigration.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/startmigration/AsyncStartMigration.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncStartMigration() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       StartMigrationRequest request =
           StartMigrationRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/startmigration/AsyncStartMigrationLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/startmigration/AsyncStartMigrationLRO.java
index 83fbf185b23e..4047931f278d 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/startmigration/AsyncStartMigrationLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/startmigration/AsyncStartMigrationLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncStartMigrationLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       StartMigrationRequest request =
           StartMigrationRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/startmigration/SyncStartMigration.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/startmigration/SyncStartMigration.java
index 1040748d3c11..2a4d1eda377b 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/startmigration/SyncStartMigration.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/startmigration/SyncStartMigration.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncStartMigration() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       StartMigrationRequest request =
           StartMigrationRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/startmigration/SyncStartMigrationMigratingvmname.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/startmigration/SyncStartMigrationMigratingvmname.java
index 31b284fb48fc..c9f4a60d306e 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/startmigration/SyncStartMigrationMigratingvmname.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/startmigration/SyncStartMigrationMigratingvmname.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncStartMigrationMigratingvmname() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       MigratingVmName migratingVm =
           MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]");
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/startmigration/SyncStartMigrationString.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/startmigration/SyncStartMigrationString.java
index 075b3ac27efa..4ac71c2abc8f 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/startmigration/SyncStartMigrationString.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/startmigration/SyncStartMigrationString.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncStartMigrationString() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       String migratingVm =
           MigratingVmName.of("[PROJECT]", "[LOCATION]", "[SOURCE]", "[MIGRATING_VM]").toString();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updategroup/AsyncUpdateGroup.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updategroup/AsyncUpdateGroup.java
index 95a5e7eb60ff..e1bc9a151cc3 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updategroup/AsyncUpdateGroup.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updategroup/AsyncUpdateGroup.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateGroup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       UpdateGroupRequest request =
           UpdateGroupRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updategroup/AsyncUpdateGroupLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updategroup/AsyncUpdateGroupLRO.java
index f3fa6e3c5642..4edca92f518b 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updategroup/AsyncUpdateGroupLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updategroup/AsyncUpdateGroupLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateGroupLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       UpdateGroupRequest request =
           UpdateGroupRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updategroup/SyncUpdateGroup.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updategroup/SyncUpdateGroup.java
index bb9eae30e26c..a8ace492a974 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updategroup/SyncUpdateGroup.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updategroup/SyncUpdateGroup.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateGroup() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       UpdateGroupRequest request =
           UpdateGroupRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updategroup/SyncUpdateGroupGroupFieldmask.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updategroup/SyncUpdateGroupGroupFieldmask.java
index 7b617bab6394..ef4e1b82442e 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updategroup/SyncUpdateGroupGroupFieldmask.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updategroup/SyncUpdateGroupGroupFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateGroupGroupFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       Group group = Group.newBuilder().build();
       FieldMask updateMask = FieldMask.newBuilder().build();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatemigratingvm/AsyncUpdateMigratingVm.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatemigratingvm/AsyncUpdateMigratingVm.java
index 1816b4a1e440..d5be3487dba8 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatemigratingvm/AsyncUpdateMigratingVm.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatemigratingvm/AsyncUpdateMigratingVm.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateMigratingVm() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       UpdateMigratingVmRequest request =
           UpdateMigratingVmRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatemigratingvm/AsyncUpdateMigratingVmLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatemigratingvm/AsyncUpdateMigratingVmLRO.java
index 1f682fea6b9d..331f5bc2aa01 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatemigratingvm/AsyncUpdateMigratingVmLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatemigratingvm/AsyncUpdateMigratingVmLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateMigratingVmLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       UpdateMigratingVmRequest request =
           UpdateMigratingVmRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatemigratingvm/SyncUpdateMigratingVm.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatemigratingvm/SyncUpdateMigratingVm.java
index b056b0205c8d..241739d57814 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatemigratingvm/SyncUpdateMigratingVm.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatemigratingvm/SyncUpdateMigratingVm.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateMigratingVm() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       UpdateMigratingVmRequest request =
           UpdateMigratingVmRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatemigratingvm/SyncUpdateMigratingVmMigratingvmFieldmask.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatemigratingvm/SyncUpdateMigratingVmMigratingvmFieldmask.java
index 63e45cc0acf2..d496c068ed35 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatemigratingvm/SyncUpdateMigratingVmMigratingvmFieldmask.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatemigratingvm/SyncUpdateMigratingVmMigratingvmFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateMigratingVmMigratingvmFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       MigratingVm migratingVm = MigratingVm.newBuilder().build();
       FieldMask updateMask = FieldMask.newBuilder().build();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatesource/AsyncUpdateSource.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatesource/AsyncUpdateSource.java
index 7af81c108577..f22a2225ebbf 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatesource/AsyncUpdateSource.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatesource/AsyncUpdateSource.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateSource() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       UpdateSourceRequest request =
           UpdateSourceRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatesource/AsyncUpdateSourceLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatesource/AsyncUpdateSourceLRO.java
index 04836028217c..7e5468ea8110 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatesource/AsyncUpdateSourceLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatesource/AsyncUpdateSourceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateSourceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       UpdateSourceRequest request =
           UpdateSourceRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatesource/SyncUpdateSource.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatesource/SyncUpdateSource.java
index 3f7683a1dc3e..0c56118bf899 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatesource/SyncUpdateSource.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatesource/SyncUpdateSource.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateSource() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       UpdateSourceRequest request =
           UpdateSourceRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatesource/SyncUpdateSourceSourceFieldmask.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatesource/SyncUpdateSourceSourceFieldmask.java
index 1b09f2e923d7..531ee2b8c90c 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatesource/SyncUpdateSourceSourceFieldmask.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatesource/SyncUpdateSourceSourceFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateSourceSourceFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       Source source = Source.newBuilder().build();
       FieldMask updateMask = FieldMask.newBuilder().build();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatetargetproject/AsyncUpdateTargetProject.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatetargetproject/AsyncUpdateTargetProject.java
index bb2f365769f9..cf00dfee75fa 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatetargetproject/AsyncUpdateTargetProject.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatetargetproject/AsyncUpdateTargetProject.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateTargetProject() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       UpdateTargetProjectRequest request =
           UpdateTargetProjectRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatetargetproject/AsyncUpdateTargetProjectLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatetargetproject/AsyncUpdateTargetProjectLRO.java
index 20abf03403cc..3d1259b52b55 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatetargetproject/AsyncUpdateTargetProjectLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatetargetproject/AsyncUpdateTargetProjectLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpdateTargetProjectLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       UpdateTargetProjectRequest request =
           UpdateTargetProjectRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatetargetproject/SyncUpdateTargetProject.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatetargetproject/SyncUpdateTargetProject.java
index c583a1afcfd6..5a0b9c99d659 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatetargetproject/SyncUpdateTargetProject.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatetargetproject/SyncUpdateTargetProject.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateTargetProject() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       UpdateTargetProjectRequest request =
           UpdateTargetProjectRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatetargetproject/SyncUpdateTargetProjectTargetprojectFieldmask.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatetargetproject/SyncUpdateTargetProjectTargetprojectFieldmask.java
index 706d293c70b3..b7b26cabcde9 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatetargetproject/SyncUpdateTargetProjectTargetprojectFieldmask.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/updatetargetproject/SyncUpdateTargetProjectTargetprojectFieldmask.java
@@ -28,8 +28,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpdateTargetProjectTargetprojectFieldmask() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       TargetProject targetProject = TargetProject.newBuilder().build();
       FieldMask updateMask = FieldMask.newBuilder().build();
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/upgradeappliance/AsyncUpgradeAppliance.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/upgradeappliance/AsyncUpgradeAppliance.java
index 48ff72a7f885..c9905508e9aa 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/upgradeappliance/AsyncUpgradeAppliance.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/upgradeappliance/AsyncUpgradeAppliance.java
@@ -30,8 +30,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpgradeAppliance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       UpgradeApplianceRequest request =
           UpgradeApplianceRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/upgradeappliance/AsyncUpgradeApplianceLRO.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/upgradeappliance/AsyncUpgradeApplianceLRO.java
index 2c455cd822ef..13842170e063 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/upgradeappliance/AsyncUpgradeApplianceLRO.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/upgradeappliance/AsyncUpgradeApplianceLRO.java
@@ -31,8 +31,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void asyncUpgradeApplianceLRO() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       UpgradeApplianceRequest request =
           UpgradeApplianceRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/upgradeappliance/SyncUpgradeAppliance.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/upgradeappliance/SyncUpgradeAppliance.java
index 94aff1522b47..852b98df9773 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/upgradeappliance/SyncUpgradeAppliance.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationclient/upgradeappliance/SyncUpgradeAppliance.java
@@ -29,8 +29,11 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncUpgradeAppliance() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     try (VmMigrationClient vmMigrationClient = VmMigrationClient.create()) {
       UpgradeApplianceRequest request =
           UpgradeApplianceRequest.newBuilder()
diff --git a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationsettings/getsource/SyncGetSource.java b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationsettings/getsource/SyncGetSource.java
index 2d5139b3344c..d6dcafbc4814 100644
--- a/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationsettings/getsource/SyncGetSource.java
+++ b/java-vmmigration/samples/snippets/generated/com/google/cloud/vmmigration/v1/vmmigrationsettings/getsource/SyncGetSource.java
@@ -27,16 +27,16 @@ public static void main(String[] args) throws Exception {
   }
 
   public static void syncGetSource() throws Exception {
-    // This snippet has been automatically generated for illustrative purposes only.
-    // It may require modifications to work in your environment.
+    // This snippet has been automatically generated and should be regarded as a code template only.
+    // It will require modifications to work:
+    // - It may require correct/in-range values for request initialization.
+    // - It may require specifying regional endpoints when creating the service client as shown in
+    // https://cloud.google.com/java/docs/setup#configure_endpoints_for_the_client_library
     VmMigrationSettings.Builder vmMigrationSettingsBuilder = VmMigrationSettings.newBuilder();
     vmMigrationSettingsBuilder
         .getSourceSettings()
         .setRetrySettings(
-            vmMigrationSettingsBuilder
-                .getSourceSettings()
-                .getRetrySettings()
-                .toBuilder()
+            vmMigrationSettingsBuilder.getSourceSettings().getRetrySettings().toBuilder()
                 .setTotalTimeout(Duration.ofSeconds(30))
                 .build());
     VmMigrationSettings vmMigrationSettings = vmMigrationSettingsBuilder.build();