Pull #34809: RemoveUnusedLocalVariables

Author: Vincent Potucek

gradle.properties

@@ -1,9 +1,8 @@
 version=7.0.0-SNAPSHOT
 
 org.gradle.caching=true
-org.gradle.jvmargs=-Xmx2048m
+org.gradle.jvmargs=-Xmx4g
 org.gradle.parallel=true
-
 kotlinVersion=2.1.20
 
 kotlin.jvm.target.validation.mode=ignore

init.gradle

@@ -0,0 +1,30 @@
+initscript {
+    repositories {
+        maven { url "https://plugins.gradle.org/m2" }
+    }
+    dependencies { classpath("org.openrewrite:plugin:7.2.1") }
+}
+rootProject {
+    plugins.apply(org.openrewrite.gradle.RewritePlugin)
+    dependencies {
+        rewrite("org.openrewrite.recipe:rewrite-migrate-java:3.4.0")
+    }
+    rewrite {
+//        activeRecipe("org.openrewrite.java.migrate.UpgradeToJava17")
+//        activeRecipe("org.openrewrite.java.migrate.UpgradeToJava21")
+//        activeRecipe("org.openrewrite.java.migrate.lang.var.UseVarForObject")
+//        activeRecipe("org.openrewrite.java.migrate.lang.var.UseVarForPrimitive")
+//        activeRecipe("org.openrewrite.staticanalysis.FinalizeLocalVariables")
+        activeRecipe("org.openrewrite.staticanalysis.RemoveUnusedLocalVariables")
+//        activeRecipe("org.openrewrite.staticanalysis.RemoveUnusedPrivateFields")
+//        activeRecipe("org.openrewrite.staticanalysis.RemoveUnusedPrivateMethods")
+        setExportDatatables(true)
+    }
+    afterEvaluate {
+        if (repositories.isEmpty()) {
+            repositories {
+                mavenCentral()
+            }
+        }
+    }
+}

integration-tests/src/test/java/org/springframework/aot/test/SampleReflection.java

@@ -26,13 +26,11 @@ public class SampleReflection {
 
 	@SuppressWarnings("unused")
 	public void sample() {
-		String value = "Sample";
 		Method[] methods = String.class.getMethods();
 	}
 
 	@SuppressWarnings("unused")
 	public void multipleCalls() {
-		String value = "Sample";
 		Method[] methods = String.class.getMethods();
 		methods = Integer.class.getMethods();
 	}