Thanks Weston! I had typo in my equals method and forgot that I had changed it... :) It's working now! View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4003275#4003275 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4003275