It means new bean for every different 'system' property you have, but it is 100% POJO. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4065807#4065807 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4065807