Have you looked up the following article. It may be helpful. http://www.javaranch.com/newsletter/200310/NewsletterOctober2003.jsp#a6 View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3960414#3960414 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3960414