Removing deprecated Runtime trace methods in move to Java 17

src/main/java/org/openrewrite/java/migrate/lang/RemoveRuntimeTraceMethods.java

@@ -0,0 +1,65 @@
+/*
+ * Copyright 2023 the original author or authors.
+ * <p>
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * <p>
+ * https://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.openrewrite.java.migrate.lang;
+
+import org.openrewrite.ExecutionContext;
+import org.openrewrite.Preconditions;
+import org.openrewrite.Recipe;
+import org.openrewrite.TreeVisitor;
+import org.openrewrite.java.JavaIsoVisitor;
+import org.openrewrite.java.MethodMatcher;
+import org.openrewrite.java.search.UsesMethod;
+import org.openrewrite.java.tree.J;
+
+import java.util.Collections;
+import java.util.Set;
+
+public class RemoveRuntimeTraceMethods extends Recipe {
+    private static final MethodMatcher TRACE_INSTRUCTIONS = new MethodMatcher("java.lang.Runtime traceInstructions(boolean)");
+    private static final MethodMatcher TRACE_METHOD_CALLS = new MethodMatcher("java.lang.Runtime traceMethodCalls(boolean)");
+
+    @Override
+    public String getDisplayName() {
+        return "Remove deprecated statements from Runtime module";
+    }
+
+    @Override
+    public String getDescription() {
+        return "Remove deprecated invocations of `Runtime.traceInstructions()` and `Runtime.traceMethodCalls()` which have no alternatives needed.";
+    }
+
+    @Override
+    public Set<String> getTags() {
+        return Collections.singleton("JDK-8225330");
+    }
+
+    @Override
+    public TreeVisitor<?, ExecutionContext> getVisitor() {
+        return Preconditions.check(Preconditions.or(
+                        new UsesMethod<>(TRACE_INSTRUCTIONS),
+                        new UsesMethod<>(TRACE_METHOD_CALLS)),
+                new JavaIsoVisitor<ExecutionContext>() {
+                    @Override
+                    public J.MethodInvocation visitMethodInvocation(J.MethodInvocation method, ExecutionContext ctx) {
+                        J.MethodInvocation mi = super.visitMethodInvocation(method, ctx);
+                        if (TRACE_INSTRUCTIONS.matches(mi) || TRACE_METHOD_CALLS.matches(mi)) {
+                            return null;
+                        }
+                        return mi;
+                    }
+                });
+    }
+}

src/main/resources/META-INF/rewrite/java-version-17.yml

@@ -33,6 +33,7 @@ recipeList:
   - org.openrewrite.github.SetupJavaUpgradeJavaVersion:
       minimumJavaMajorVersion: 17
   - org.openrewrite.staticanalysis.InstanceOfPatternMatch
+  - org.openrewrite.java.migrate.lang.RemoveRuntimeTraceMethods
   - org.openrewrite.java.migrate.lang.UseTextBlocks
   - org.openrewrite.java.migrate.lombok.LombokValueToRecord
   - org.openrewrite.java.migrate.DeprecatedJavaxSecurityCert

src/test/java/org/openrewrite/java/migrate/lang/RemoveDeprecatedRuntimeTest.java

@@ -0,0 +1,112 @@
+/*
+ * Copyright 2023 the original author or authors.
+ * <p>
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * <p>
+ * https://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.openrewrite.java.migrate.lang;
+
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.condition.EnabledForJreRange;
+import org.junit.jupiter.api.condition.JRE;
+import org.openrewrite.test.RecipeSpec;
+import org.openrewrite.test.RewriteTest;
+
+import static org.openrewrite.java.Assertions.java;
+
+@EnabledForJreRange(min = JRE.JAVA_8, max = JRE.JAVA_11)
+class RemoveDeprecatedRuntimeTest implements RewriteTest {
+    @Override
+    public void defaults(RecipeSpec spec) {
+        spec.recipe(new RemoveRuntimeTraceMethods());
+    }
+
+    @Test
+    void traceInstructionsRemove() {
+        //language=java
+        rewriteRun(
+          java(
+            """
+              class FooBar{
+                  void test(Runtime r) {
+                      r.traceInstructions();
+                  }
+              }
+               """,
+            """
+              class FooBar{
+                  void test(Runtime r) {
+                  }
+              }
+               """
+          )
+        );
+    }
+
+    @Test
+    void traceMethodCallsRemove() {
+        //language=java
+        rewriteRun(
+          java(
+            """
+              class FooBar{
+                  void test(Runtime r) {
+                      r.traceMethodCalls();
+                  }
+              }
+               """,
+            """
+              class FooBar{
+                  void test(Runtime r) {
+                  }
+              }
+               """
+          )
+        );
+    }
+
+    @Test
+    void noChange() {
+        //language=java
+        rewriteRun(
+          java(
+            """
+              class FooBar{
+                  void test(Runtime r) {
+                      r.gc();
+                  }
+              }
+               """
+          )
+        );
+    }
+
+    @Test
+    void noChanges() {
+        //language=java
+        rewriteRun(
+          java(
+            """
+              class FooBar{
+                  public static void main(String[] args){
+                      Runtime r = Runtime.getRuntime();
+                      test(r);
+                  }
+                  public void test(Runtime r) {
+                      r.gc();
+                  }
+              }
+               """
+          )
+        );
+    }
+}