--- a/jdk/src/share/classes/sun/management/ThreadInfoCompositeData.java	Tue Oct 27 16:32:23 2009 -0700
+++ b/jdk/src/share/classes/sun/management/ThreadInfoCompositeData.java	Wed Oct 28 11:18:01 2009 -0700
@@ -410,4 +410,6 @@
 
         }
     }
+
+    private static final long serialVersionUID = 2464378539119753175L;
 }