This is fixed in 2.0.0.BETA (no, expected type doesn't work, you are right) View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4059134#4059134 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4059134