I read a 4-page long thread about this topic on this forum a few months back, and I'm wondering if there's been any update on dynamic injection of entity managers.
The thead: http://www.jboss.com/index.html?module=bb&op=viewtopic&t=65869
I'm in the situation where I have a servlet invoking a stateless session bean which reads from potentially one out of several identical databases. The names of these databases have to be determined at run-time because they depend on the site which the user is accessing at any given point in time.
So with sites:
The entity manager names are:
From what I understand, injecting an entity manager only allows a constant for the @PersistenceContext unitName attribute. Is the functionality I need impossible to achieve right now?