You could try Hibernate validations: http://www-128.ibm.com/developerworks/java/library/j-hibval.html View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3978751#3978751 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3978751