You can use JBoss Negotiation. I've been working with it for a few weeks and works great. View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4238039#4238039 Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&p=4238039