Here is a link with some info about fast reflection using cglib www.sixlegs.com/blog/java/cglib-fastclass.html FYI View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4088043#4088043 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4088043