fix source version

sdk/clientcore/annotation-processor/src/main/java/io/clientcore/annotation/processor/AnnotationProcessor.java

@@ -29,6 +29,8 @@
 import javax.annotation.processing.AbstractProcessor;
 import javax.annotation.processing.RoundEnvironment;
 import javax.annotation.processing.SupportedAnnotationTypes;
+import javax.annotation.processing.SupportedSourceVersion;
+import javax.lang.model.SourceVersion;
 import javax.lang.model.element.Element;
 import javax.lang.model.element.ElementKind;
 import javax.lang.model.element.ExecutableElement;
@@ -49,8 +51,20 @@
  * Annotation processor that generates client code based on annotated interfaces.
  */
 @SupportedAnnotationTypes("io.clientcore.core.annotation.*")
+@SupportedSourceVersion(SourceVersion.RELEASE_8)
 public class AnnotationProcessor extends AbstractProcessor {
 
+    @Override
+    public SourceVersion getSupportedSourceVersion() {
+        // Reflective fallback if SourceVersion.RELEASE_8 isn't available at compile time
+        try {
+            return SourceVersion.valueOf("RELEASE_8");
+        } catch (IllegalArgumentException e) {
+            // Fallback to the latest supported version
+            return SourceVersion.latest();
+        }
+    }
+
     @Override
     public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
         // We iterate through each interface annotated with @ServiceInterface separately.

sdk/parents/clientcore-parent/pom.xml

@@ -1214,7 +1214,7 @@
               </compilerArgs>
               <generatedSourcesDirectory>${project.build.directory}/generated-test-sources/</generatedSourcesDirectory>
               <annotationProcessors>
-                <annotationProcessor>io.clientcore.tools.codegen.AnnotationProcessor</annotationProcessor>
+                <annotationProcessor>io.clientcore.annotation.processor.AnnotationProcessor</annotationProcessor>
               </annotationProcessors>
             </configuration>
             <executions>