--- old/com/oracle/jfr/gc/TestYoungGarbageCollectionEvent.java	2013-05-02 15:04:00.000000000 +0200
+++ new/com/oracle/jfr/gc/TestYoungGarbageCollectionEvent.java	2013-05-02 15:04:00.000000000 +0200
@@ -39,7 +39,7 @@
             assertFalse(ycEvents.isEmpty(), "ycEvents must not be empty");
 
             for (FLREvent e : ycEvents) {
-                Long gcId = (Long) e.getValue("gcId");
+                Integer gcId = (Integer) e.getValue("gcId");
                 assertNE(gcId, -1, "Expected a valid GC id");
 
                 Integer tenuringThreshold = (Integer) e.getValue("tenuringThreshold");