"alesj" wrote : | If we only remember its interface and then have a map 'interface --> default impl', then we forget about polymorphism. | e.g. I would still like to have MyInterface1 and MyInterface2, both implementing Interface, taken apart, but when I want to re-construct them, I very much care about the impl details. Aha, I see. The proxy approach would work here. ;-) View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4112250#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...