Because I am working on self-adaptive system. If too many exceptions are thrown, I hope the system can self-adapt to solve the problem by itself. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4131581#4131581 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4131581