Ok, I solved it myself.
The solution is to just do go ahead as usual. But repeat all the annotations but the @Id
in the matching attributes of the pk class referred in @IdClass. Thus all these attributes
are classes, none is an int (as the key parts are). The int is only used internally.
View the original post :
http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4064491#...
Reply to the post :
http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...