Without knowing what the com.mypackage.services.jdo.JDOService.get does, i can't say.
But in general, since its a major version migration, there are bound to be changes.
View the original post :
http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4170286#...
Reply to the post :
http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...