HHH-19425 fix missing '.class' when annotations copied to repo implementations

Author: gavinking

tooling/metamodel-generator/src/main/java/org/hibernate/processor/ClassWriter.java

@@ -15,6 +15,7 @@
 import javax.lang.model.element.ElementKind;
 import javax.lang.model.element.TypeElement;
 import javax.lang.model.element.VariableElement;
+import javax.lang.model.type.TypeMirror;
 import javax.tools.Diagnostic;
 import javax.tools.FileObject;
 import java.io.IOException;
@@ -174,6 +175,10 @@ else if (argument instanceof AnnotationMirror) {
 			AnnotationMirror childAnnotation = (AnnotationMirror) argument;
 			printAnnotation( childAnnotation, pw );
 		}
+		else if (argument instanceof TypeMirror) {
+			pw.print(argument);
+			pw.print(".class");
+		}
 		else if (argument instanceof List) {
 			final List<? extends AnnotationValue> list =
 					(List<? extends AnnotationValue>) argument;