[jboss-user] [JBoss Seam] - Re: failed to lazily initialize a collection

[quilian]

"petemuir" wrote : Yes, use a SMPC, not an extended PC.  You don't want the @Transactional on those methods (it's an entity bean), and you probably want to let hibernate take care up updating the relationship for you - call entityManager.refresh(foo) to get hibernate to do this.

I now tried to do the refreshing but had no luck. I stumpled acrross several Forum posts taht cite the following from the EJB 3.0 specs:
anonymous wrote : 
  | Note that it is the application that bears responsibility for maintaining the consistency of runtime
  | relationships?for example, for insuring that the ?one? and the ?many? sides of a bidirectional
  | relationship are consistent with one another when the application updates the
  | relationship at runtime.
  | 

Doesnt that mean i should do those gruppe.add/remove calls in Benutzer.setGruppe() ???

Greetings,
Tobias


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