--- old/src/share/classes/com/sun/jdi/event/MonitorContendedEnteredEvent.java	2013-02-21 17:45:42.856650836 +0000
+++ new/src/share/classes/com/sun/jdi/event/MonitorContendedEnteredEvent.java	2013-02-21 17:45:42.564650843 +0000
@@ -39,6 +39,7 @@
  * @author Swamy Venkataramanappa
  * @since  1.6
  */
+@jdk.Supported
 public interface MonitorContendedEnteredEvent extends LocatableEvent {
 
     /**