You should go with events, you could create a serializable object to store all those params. And use that object for the event. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4186145#4186145 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4186145