Unfortunately, at this time portlets in JBoss Portal can return only html text. So it is not possible to generate an image. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4154481#4154481 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4154481