Fix various OCTET_STRING bits that should be CHAR_STRING.

Fixes project-chip#5542 Fixes project-chip#6112 Fixes project-chip#7112 Fixes project-chip#7322 Fixes project-chip#7654 Fixes project-chip#7655 Fixes project-chip#8704 Fixes project-chip#8705 Fixes project-chip#8706 Fixes project-chip#8707 Fixes project-chip#9797 Fixes project-chip#9798 Fixes project-chip#10508 Fixes project-chip#10509
bzbarsky-apple · Oct 21, 2021 · c1e81de · c1e81de
1 parent b5a9acb
commit c1e81de
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Showing 21 changed files with 49 additions and 51 deletions.
diff --git a/examples/bridge-app/esp32/main/main.cpp b/examples/bridge-app/esp32/main/main.cpp
@@ -179,8 +179,8 @@ void EncodeFixedLabel(const char * label, const char * value, uint8_t * buffer,
     uint16_t listCount = 1;
     _LabelStruct labelStruct;
 
-    labelStruct.label = chip::ByteSpan(Uint8::from_const_char(label), strlen(label));
-    labelStruct.value = chip::ByteSpan(Uint8::from_const_char(value), strlen(value));
+    labelStruct.label = chip::CharSpan(label, strlen(label));
+    labelStruct.value = chip::CharSpan(value, strlen(value));
 
     emberAfCopyList(ZCL_FIXED_LABEL_CLUSTER_ID, am, true, buffer, reinterpret_cast<uint8_t *>(&labelStruct), 1);
     emberAfCopyList(ZCL_FIXED_LABEL_CLUSTER_ID, am, true, buffer, reinterpret_cast<uint8_t *>(&listCount), 0);

diff --git a/examples/bridge-app/linux/main.cpp b/examples/bridge-app/linux/main.cpp
@@ -200,10 +200,14 @@ void EncodeFixedLabel(const char * label, const char * value, uint8_t * buffer,
     uint16_t listCount = 1;
     _LabelStruct labelStruct;
 
-    labelStruct.label = chip::ByteSpan(reinterpret_cast<const uint8_t *>(label), kFixedLabelElementsOctetStringSize);
+    // TODO: This size is obviously wrong.  See
+    // https://github.com/project-chip/connectedhomeip/issues/10743
+    labelStruct.label = CharSpan(label, kFixedLabelElementsOctetStringSize);
 
     strncpy(zclOctetStrBuf, value, sizeof(zclOctetStrBuf));
-    labelStruct.value = chip::ByteSpan(reinterpret_cast<uint8_t *>(&zclOctetStrBuf[0]), sizeof(zclOctetStrBuf));
+    // TODO: This size is obviously wrong.  See
+    // https://github.com/project-chip/connectedhomeip/issues/10743
+    labelStruct.value = CharSpan(&zclOctetStrBuf[0], sizeof(zclOctetStrBuf));
 
     emberAfCopyList(ZCL_FIXED_LABEL_CLUSTER_ID, am, true, buffer, reinterpret_cast<uint8_t *>(&labelStruct), 1);
     emberAfCopyList(ZCL_FIXED_LABEL_CLUSTER_ID, am, true, buffer, reinterpret_cast<uint8_t *>(&listCount), 0);

diff --git a/examples/chip-tool/templates/partials/test_cluster.zapt b/examples/chip-tool/templates/partials/test_cluster.zapt
@@ -119,7 +119,6 @@ class {{filename}}: public TestCommand
         {{/chip_tests_item_parameters}}
 
         auto success = [](void * context, const responseType & data) {
-            {{! TODO Update CHAR_STRING to be of type chip::CharSpan instead of chip::ByteSpan }}
             (static_cast<{{filename}} *>(context))->OnSuccessResponse_{{index}}({{#chip_tests_item_response_parameters}}{{#not_first}}, {{/not_first}}data.{{asLowerCamelCase name}}{{/chip_tests_item_response_parameters}});
         };
 

diff --git a/examples/tv-app/linux/include/audio-output/AudioOutputManager.cpp b/examples/tv-app/linux/include/audio-output/AudioOutputManager.cpp
@@ -51,7 +51,7 @@ CHIP_ERROR AudioOutputManager::proxyGetListOfAudioOutputInfo(chip::app::Attribut
         {
             chip::app::Clusters::AudioOutput::Structs::AudioOutputInfo::Type audioOutputInfo;
             audioOutputInfo.outputType = EMBER_ZCL_AUDIO_OUTPUT_TYPE_HDMI;
-            audioOutputInfo.name       = chip::ByteSpan(chip::Uint8::from_char(name), sizeof(name) - 1);
+            audioOutputInfo.name       = chip::CharSpan(name, sizeof(name) - 1);
             audioOutputInfo.index      = static_cast<uint8_t>(1 + i);
             ReturnErrorOnFailure(encoder.Encode(audioOutputInfo));
         }

diff --git a/examples/tv-app/linux/include/media-input/MediaInputManager.cpp b/examples/tv-app/linux/include/media-input/MediaInputManager.cpp
@@ -47,8 +47,8 @@ CHIP_ERROR MediaInputManager::proxyGetInputList(chip::app::AttributeValueEncoder
         for (int i = 0; i < maximumVectorSize; ++i)
         {
             chip::app::Clusters::MediaInput::Structs::MediaInputInfo::Type mediaInput;
-            mediaInput.description = chip::ByteSpan(chip::Uint8::from_char(description), sizeof(description) - 1);
-            mediaInput.name        = chip::ByteSpan(chip::Uint8::from_char(name), sizeof(name) - 1);
+            mediaInput.description = chip::CharSpan(description, sizeof(description) - 1);
+            mediaInput.name        = chip::CharSpan(name, sizeof(name) - 1);
             mediaInput.inputType   = EMBER_ZCL_MEDIA_INPUT_TYPE_HDMI;
             mediaInput.index       = static_cast<uint8_t>(1 + i);
             ReturnErrorOnFailure(encoder.Encode(mediaInput));

diff --git a/examples/tv-app/linux/include/target-navigator/TargetNavigatorManager.cpp b/examples/tv-app/linux/include/target-navigator/TargetNavigatorManager.cpp
@@ -47,7 +47,7 @@ CHIP_ERROR TargetNavigatorManager::proxyGetTargetInfoList(chip::app::AttributeVa
         for (int i = 0; i < maximumVectorSize; ++i)
         {
             chip::app::Clusters::TargetNavigator::Structs::NavigateTargetTargetInfo::Type targetInfo;
-            targetInfo.name       = chip::ByteSpan(chip::Uint8::from_char(name), sizeof(name) - 1);
+            targetInfo.name       = chip::CharSpan(name, sizeof(name) - 1);
             targetInfo.identifier = static_cast<uint8_t>(1 + i);
             ReturnErrorOnFailure(encoder.Encode(targetInfo));
         }

diff --git a/examples/tv-app/linux/include/tv-channel/TvChannelManager.cpp b/examples/tv-app/linux/include/tv-channel/TvChannelManager.cpp
@@ -55,9 +55,9 @@ CHIP_ERROR TvChannelManager::proxyGetTvChannelList(chip::app::AttributeValueEnco
         for (int i = 0; i < maximumVectorSize; ++i)
         {
             chip::app::Clusters::TvChannel::Structs::TvChannelInfo::Type channelInfo;
-            channelInfo.affiliateCallSign = ByteSpan(Uint8::from_char(affiliateCallSign), sizeof(affiliateCallSign) - 1);
-            channelInfo.callSign          = ByteSpan(Uint8::from_char(callSign), sizeof(callSign) - 1);
-            channelInfo.name              = ByteSpan(Uint8::from_char(name), sizeof(name) - 1);
+            channelInfo.affiliateCallSign = CharSpan(affiliateCallSign, sizeof(affiliateCallSign) - 1);
+            channelInfo.callSign          = CharSpan(callSign, sizeof(callSign) - 1);
+            channelInfo.name              = CharSpan(name, sizeof(name) - 1);
             channelInfo.majorNumber       = static_cast<uint8_t>(1 + i);
             channelInfo.minorNumber       = static_cast<uint16_t>(2 + i);
             ReturnErrorOnFailure(encoder.Encode(channelInfo));

diff --git a/src/app/clusters/operational-credentials-server/operational-credentials-server.cpp b/src/app/clusters/operational-credentials-server/operational-credentials-server.cpp
@@ -89,9 +89,7 @@ CHIP_ERROR OperationalCredentialsAttrAccess::ReadFabricsList(EndpointId endpoint
             fabricDescriptor.vendorId    = fabricInfo.GetVendorId();
             fabricDescriptor.fabricId    = fabricInfo.GetFabricId();
 
-            // TODO: The type of 'label' should be 'CharSpan', need to fix the XML definition for broken member type.
-            fabricDescriptor.label =
-                ByteSpan(Uint8::from_const_char(fabricInfo.GetFabricLabel().data()), fabricInfo.GetFabricLabel().size());
+            fabricDescriptor.label         = fabricInfo.GetFabricLabel();
             fabricDescriptor.rootPublicKey = fabricInfo.GetRootPubkey();
 
             ReturnErrorOnFailure(encoder.Encode(fabricDescriptor));
@@ -176,7 +174,7 @@ EmberAfStatus writeFabric(FabricIndex fabricIndex, FabricId fabricId, NodeId nod
     fabricDescriptor->NodeId   = nodeId;
     if (!fabricLabel.empty())
     {
-        fabricDescriptor->Label = ByteSpan(Uint8::from_const_char(fabricLabel.data()), fabricLabel.size());
+        fabricDescriptor->Label = fabricLabel;
     }
 
     emberAfPrintln(EMBER_AF_PRINT_DEBUG,
@@ -407,7 +405,7 @@ namespace {
 
 FabricInfo gFabricBeingCommissioned;
 
-CHIP_ERROR SendNOCResponse(app::Command * commandObj, EmberAfNodeOperationalCertStatus status, uint8_t index, ByteSpan debug_text)
+CHIP_ERROR SendNOCResponse(app::Command * commandObj, EmberAfNodeOperationalCertStatus status, uint8_t index, CharSpan debug_text)
 {
     app::CommandPathParams cmdParams = { emberAfCurrentEndpoint(), /* group id */ 0, ZCL_OPERATIONAL_CREDENTIALS_CLUSTER_ID,
                                          ZCL_NOC_RESPONSE_COMMAND_ID, (app::CommandPathFlags::kEndpointIdValid) };
@@ -422,8 +420,7 @@ CHIP_ERROR SendNOCResponse(app::Command * commandObj, EmberAfNodeOperationalCert
     {
         ReturnErrorOnFailure(writer->Put(TLV::ContextTag(1), index));
     }
-    // TODO: Change DebugText to CHAR_STRING once strings are supported in command/response fields
-    ReturnErrorOnFailure(writer->Put(TLV::ContextTag(2), debug_text));
+    ReturnErrorOnFailure(writer->PutString(TLV::ContextTag(2), debug_text));
     return commandObj->FinishCommand();
 }
 
@@ -494,7 +491,7 @@ bool emberAfOperationalCredentialsClusterAddNOCCallback(app::CommandHandler * co
 exit:
 
     gFabricBeingCommissioned.Reset();
-    SendNOCResponse(commandObj, nocResponse, fabricIndex, ByteSpan());
+    SendNOCResponse(commandObj, nocResponse, fabricIndex, CharSpan());
 
     if (nocResponse != EMBER_ZCL_NODE_OPERATIONAL_CERT_STATUS_SUCCESS)
     {
@@ -538,7 +535,7 @@ bool emberAfOperationalCredentialsClusterUpdateNOCCallback(app::CommandHandler *
 
 exit:
 
-    SendNOCResponse(commandObj, nocResponse, fabricIndex, ByteSpan());
+    SendNOCResponse(commandObj, nocResponse, fabricIndex, CharSpan());
 
     if (nocResponse != EMBER_ZCL_NODE_OPERATIONAL_CERT_STATUS_SUCCESS)
     {

diff --git a/src/app/clusters/ota-provider/ota-provider.cpp b/src/app/clusters/ota-provider/ota-provider.cpp
@@ -189,19 +189,14 @@ bool emberAfOtaSoftwareUpdateProviderClusterQueryImageCallback(app::CommandHandl
 
     ChipLogDetail(Zcl, "OTA Provider received QueryImage");
 
-    // TODO: (#7112) support location param and verify length once CHAR_STRING is supported
-    // Using location parameter is blocked by #5542 (use Span for string arguments). For now, there is no way to safely get the
-    // length of the location string because it is not guaranteed to be null-terminated.
-    Span<const char> locationSpan;
-
     if (metadataForProvider.size() > kMaxMetadataLen)
     {
         ChipLogError(Zcl, "metadata size %zu exceeds max %zu", metadataForProvider.size(), kMaxMetadataLen);
         emberAfSendImmediateDefaultResponse(EMBER_ZCL_STATUS_INVALID_ARGUMENT);
     }
 
     status = delegate->HandleQueryImage(commandObj, vendorId, productId, hardwareVersion, softwareVersion, protocolsSupported,
-                                        locationSpan, requestorCanConsent, metadataForProvider);
+                                        commandData.location, requestorCanConsent, metadataForProvider);
     if (status != EMBER_ZCL_STATUS_SUCCESS)
     {
         emberAfSendImmediateDefaultResponse(status);

diff --git a/src/app/zap-templates/templates/app/attribute-size-src.zapt b/src/app/zap-templates/templates/app/attribute-size-src.zapt
@@ -4,6 +4,7 @@
 #include <app/util/af.h>
 #include <app/util/attribute-list-byte-span.h>
 #include <app/util/basic-types.h>
+#include <lib/core/CHIPSafeCasts.h>
 #include <lib/support/SafeInt.h>
 #include <lib/support/logging/CHIPLogging.h>
 
@@ -85,7 +86,12 @@ uint16_t emberAfCopyList(ClusterId clusterId, EmberAfAttributeMetadata * am, boo
                 {{chipType}} * entry = reinterpret_cast<{{chipType}} *>(write ? src : dest);
                 {{#chip_attribute_list_entryTypes}}
                 {{#if (isString type)}}
+                {{#if (isOctetString type)}}
                 ByteSpan * {{name}}Span = &entry->{{name}}; // {{type}}
+                {{else}}
+                ByteSpan {{name}}SpanStorage(Uint8::from_const_char(entry->{{name}}.data()), entry->{{name}}.size()); // {{type}}
+                ByteSpan * {{name}}Span = &{{name}}SpanStorage;
+                {{/if}}
                 if (CHIP_NO_ERROR != (write ? WriteByteSpan(dest + entryOffset, {{size}}, {{name}}Span) : ReadByteSpan(src + entryOffset, {{size}}, {{name}}Span)))
                 {
                     ChipLogError(Zcl, "Index %" PRId32 " is invalid. Not enough remaining space", index);

diff --git a/src/app/zap-templates/zcl/data-model/chip/audio-output-cluster.xml b/src/app/zap-templates/zcl/data-model/chip/audio-output-cluster.xml
@@ -45,7 +45,7 @@ limitations under the License.
     <cluster code="0x050b"/>
     <item name="index" type="INT8U"/>
     <item name="outputType" type="AudioOutputType"/>
-    <item name="name" type="OCTET_STRING" length="32"/> <!-- Change this to CHAR_STRING once it is supported #6112 -->
+    <item name="name" type="CHAR_STRING" length="32"/>
   </struct>
 
   <enum name="AudioOutputType" type="ENUM8">
@@ -58,4 +58,4 @@ limitations under the License.
     <item name="Other" value="0x05"/>
   </enum>
 
-</configurator>
+</configurator>
diff --git a/src/app/zap-templates/zcl/data-model/chip/fixed-label-cluster.xml b/src/app/zap-templates/zcl/data-model/chip/fixed-label-cluster.xml
@@ -19,8 +19,8 @@ limitations under the License.
 
   <struct name="LabelStruct">
     <cluster code="0x0040"/>
-    <item name="label" type="OCTET_STRING" length="16"/> <!-- TODO: Change this to CHAR_STRING once it is supported #6112 -->
-    <item name="value" type="OCTET_STRING" length="16"/> <!-- TODO: Change this to CHAR_STRING once it is supported #6112 -->
+    <item name="label" type="CHAR_STRING" length="16"/>
+    <item name="value" type="CHAR_STRING" length="16"/>
   </struct>
 
   <cluster>

diff --git a/src/app/zap-templates/zcl/data-model/chip/general-diagnostics-cluster.xml b/src/app/zap-templates/zcl/data-model/chip/general-diagnostics-cluster.xml
@@ -67,8 +67,7 @@ limitations under the License.
   </enum>
   <struct name="NetworkInterfaceType">
     <cluster code="0x0033"/>
-    <!-- TODO: CHAR_STRING not supported yet in structs. -->
-    <item name="Name" type="OCTET_STRING" length="32"/>
+    <item name="Name" type="CHAR_STRING" length="32"/>
     <item name="FabricConnected" type="BOOLEAN"/>
     <item name="OffPremiseServicesReachableIPv4" type="BOOLEAN"/>
     <item name="OffPremiseServicesReachableIPv6" type="BOOLEAN"/>

diff --git a/src/app/zap-templates/zcl/data-model/chip/media-input-cluster.xml b/src/app/zap-templates/zcl/data-model/chip/media-input-cluster.xml
@@ -53,8 +53,8 @@ limitations under the License.
     <cluster code="0x0507"/>
     <item name="index" type="INT8U"/>
     <item name="inputType" type="MediaInputType"/>
-    <item name="name" type="OCTET_STRING" length="32"/> <!-- Change this to CHAR_STRING once it is supported #6112 -->
-    <item name="description" type="OCTET_STRING" length="32"/> <!-- Change this to CHAR_STRING once it is supported #6112 -->
+    <item name="name" type="CHAR_STRING" length="32"/>
+    <item name="description" type="CHAR_STRING" length="32"/>
   </struct>
 
   <enum name="MediaInputType" type="ENUM8">
@@ -73,4 +73,4 @@ limitations under the License.
     <item name="Other" value="0x0B"/>
   </enum>
 
-</configurator>
+</configurator>
diff --git a/src/app/zap-templates/zcl/data-model/chip/operational-credentials-cluster.xml b/src/app/zap-templates/zcl/data-model/chip/operational-credentials-cluster.xml
@@ -24,7 +24,7 @@ limitations under the License.
     <item name="VendorId" type="INT16U"/> <!-- Change INT16U to new type VendorID #2395 -->
     <item name="FabricId" type="FABRIC_ID"/>
     <item name="NodeId" type="NODE_ID"/>
-    <item name="Label" type="OCTET_STRING" length="32"/><!-- TODO: Add Label once CHAR_STRING or OCTET_STRING works -->
+    <item name="Label" type="CHAR_STRING" length="32"/>
   </struct>
 
   <enum name="NodeOperationalCertStatus" type="ENUM8">
@@ -108,12 +108,11 @@ limitations under the License.
       <arg name="ICACValue" type="OCTET_STRING" optional="true"/>
     </command>
 
-    <!-- TODO: Change DebugText to CHAR_STRING once strings are supported in command/response fields -->
     <command source="server" code="0x08" name="NOCResponse" optional="false">
       <description>Response to AddNOC or UpdateNOC commands.</description>
       <arg name="StatusCode" type="INT8U"/>
       <arg name="FabricIndex" type="INT8U"/>
-      <arg name="DebugText" type="OCTET_STRING"/>
+      <arg name="DebugText" type="CHAR_STRING"/>
     </command>
 
     <command source="client" code="0x09" name="UpdateFabricLabel" optional="false">

diff --git a/src/app/zap-templates/zcl/data-model/chip/software-diagnostics-cluster.xml b/src/app/zap-templates/zcl/data-model/chip/software-diagnostics-cluster.xml
@@ -19,8 +19,7 @@ limitations under the License.
   <struct name="ThreadMetrics">
     <cluster code="0x0034"/>
     <item name="Id" type="INT64U"/>
-    <!-- TODO: CHAR_STRING not supported yet in structs. -->
-    <item name="Name" type="OCTET_STRING" length="8"/>
+    <item name="Name" type="CHAR_STRING" length="8"/>
     <item name="StackFreeCurrent" type="INT32U"/>
     <item name="StackFreeMinimum" type="INT32U"/>
     <item name="StackSize" type="INT32U"/>
@@ -39,4 +38,4 @@ limitations under the License.
       <description>Reception of this command SHALL reset the values: The StackFreeMinimum field of the ThreadMetrics attribute, CurrentHeapHighWaterMark attribute</description>
     </command>
   </cluster>
-</configurator>
+</configurator>
diff --git a/src/app/zap-templates/zcl/data-model/chip/target-navigator-cluster.xml b/src/app/zap-templates/zcl/data-model/chip/target-navigator-cluster.xml
@@ -51,6 +51,6 @@ limitations under the License.
   <struct name="NavigateTargetTargetInfo">
     <cluster code="0x0505"/>
     <item name="identifier" type="INT8U"/>
-    <item name="name" type="OCTET_STRING" length="32"/> <!-- Change this to CHAR_STRING once it is supported #6112 -->
+    <item name="name" type="CHAR_STRING" length="32"/>
   </struct>
 </configurator>
diff --git a/src/app/zap-templates/zcl/data-model/chip/tv-channel-cluster.xml b/src/app/zap-templates/zcl/data-model/chip/tv-channel-cluster.xml
@@ -59,9 +59,9 @@ limitations under the License.
     <cluster code="0x0504"/>
     <item name="majorNumber" type="INT16U"/>
     <item name="minorNumber" type="INT16U"/>
-    <item name="name" type="OCTET_STRING" length="32"/> <!-- Change this to CHAR_STRING once it is supported #6112 -->
-    <item name="callSign" type="OCTET_STRING" length="32"/> <!-- Change this to CHAR_STRING once it is supported #6112 -->
-    <item name="affiliateCallSign" type="OCTET_STRING" length="32"/> <!-- Change this to CHAR_STRING once it is supported #6112 -->
+    <item name="name" type="CHAR_STRING" length="32"/>
+    <item name="callSign" type="CHAR_STRING" length="32"/>
+    <item name="affiliateCallSign" type="CHAR_STRING" length="32"/>
   </struct>
 
   <struct name="TvChannelLineupInfo">
@@ -83,4 +83,4 @@ limitations under the License.
     <item name="NoMatches" value="0x01"/>
   </enum>
 
-</configurator>
+</configurator>
diff --git a/src/controller/CHIPDeviceController.cpp b/src/controller/CHIPDeviceController.cpp
@@ -1447,7 +1447,7 @@ void DeviceCommissioner::OnAddNOCFailureResponse(void * context, uint8_t status)
 }
 
 void DeviceCommissioner::OnOperationalCertificateAddResponse(void * context, uint8_t StatusCode, uint8_t FabricIndex,
-                                                             ByteSpan DebugText)
+                                                             CharSpan DebugText)
 {
     ChipLogProgress(Controller, "Device returned status %d on receiving the NOC", StatusCode);
     DeviceCommissioner * commissioner = static_cast<DeviceCommissioner *>(context);

diff --git a/src/controller/CHIPDeviceController.h b/src/controller/CHIPDeviceController.h
@@ -645,7 +645,7 @@ class DLL_EXPORT DeviceCommissioner : public DeviceController,
     /* Callback when adding operational certs to device results in failure */
     static void OnAddNOCFailureResponse(void * context, uint8_t status);
     /* Callback when the device confirms that it has added the operational certificates */
-    static void OnOperationalCertificateAddResponse(void * context, uint8_t StatusCode, uint8_t FabricIndex, ByteSpan DebugText);
+    static void OnOperationalCertificateAddResponse(void * context, uint8_t StatusCode, uint8_t FabricIndex, CharSpan DebugText);
 
     /* Callback when the device confirms that it has added the root certificate */
     static void OnRootCertSuccessResponse(void * context);

diff --git a/src/controller/java/templates/CHIPClusters-JNI.zapt b/src/controller/java/templates/CHIPClusters-JNI.zapt
@@ -462,7 +462,7 @@ class CHIP{{asUpperCamelCase parent.name}}{{asUpperCamelCase name}}AttributeCall
                 jbyteArray {{asLowerCamelCase name}} = env->NewByteArray(entry.{{asLowerCamelCase name}}.size());
                 env->SetByteArrayRegion({{asLowerCamelCase name}}, 0, entry.{{asLowerCamelCase name}}.size(), reinterpret_cast<const jbyte *>(entry.{{asLowerCamelCase name}}.data()));
                 {{else if (isCharString type)}}
-                // Implement after ByteSpan is emitted instead of uint8_t *.
+                UtfString {{asLowerCamelCase name}}(env, entry.{{asLowerCamelCase name}});
                 {{else}}
                 {{asJniBasicType type}} {{asLowerCamelCase name}} = entry.{{asLowerCamelCase name}};
                 {{/if}}
@@ -481,7 +481,7 @@ class CHIP{{asUpperCamelCase parent.name}}{{asUpperCamelCase name}}AttributeCall
                 jbyteArray {{asLowerCamelCase name}} = env->NewByteArray(entry.size());
                 env->SetByteArrayRegion({{asLowerCamelCase name}}, 0, entry.size(), reinterpret_cast<const jbyte *>(entry.data()));
                 {{else if (isCharString type)}}
-                // Implement after ByteSpan is emitted instead of uint8_t *
+                UtfString {{asLowerCamelCase name}}(env, entry);
                 {{else}}
                 jclass entryTypeCls;
                 JniReferences::GetInstance().GetClassRef(env, "java/lang/{{asJavaBasicTypeForZclType type true}}", entryTypeCls);