[cdi-dev] Needed failing for JPA / EJB

[Fabien Marsaud]

Not illegal, just worthless.


On Wed, Apr 18, 2012 at 5:34 PM, Jason Porter <lightguard.jp at gmail.com>wrote:

> No, the problem is, as it exists today, this is not legal. You'll actually
> get a transaction scoped EM, which causes all sorts of confusion because
> there's also no transactions going on so your EM is actually closed the
> first time it's used. No warning, no exception just head smashing.
>
> Sent from my iPhone
>
> On Apr 18, 2012, at 9:30, "Lincoln Baxter, III" <lbaxter at redhat.com>
> wrote:
>
> > I'm guessing the problem lies in the fact that the bean doing the
> > producing is not itself scoped?
> >
> > On Wed 18 Apr 2012 11:25:06 AM EDT, Adam Bien wrote:
> >> The code above should work for Java EE 7 and CDI 1.1.
> >> The @RequestScoped @Produces below is not that reasonable, but
> @SessionScoped should work in CDI 1.1.
> >>
> >> On 18.04.2012, at 00:37, Jason Porter wrote:
> >>
> >>> I don't know where this should fail, but it needs to fail somewhere,
> and if CDI isn't it, I trust there are people on this list the other EGs
> will listen to because too many of them ignore the users list, because you
> know, they're the "experts".
> >>>
> >>> public class EmProducer() {
> >>>     @PersistenceContext(type = PersistenceContextType.EXTENDED)
> >>>     EntityManager em;
> >>>
> >>>     @Produces @RequestScoped
> >>>     public EntityManager getEntityManager() {
> >>>         return em;
> >>>     }
> >>> }
> >>>
> >>> That should be a deployment exception stating it isn't valid (the
> @PersistenceContext injection).
> >>>
> >>> --
> >>> Jason Porter
> >>> http://lightguard-jp.blogspot.com
> >>> http://twitter.com/lightguardjp
> >>>
> >>> Software Engineer
> >>> Open Source Advocate
> >>> Author of Seam Catch - Next Generation Java Exception Handling
> >>>
> >>> PGP key id: 926CCFF5
> >>> PGP key available at: keyserver.net, pgp.mit.edu
> >>> _______________________________________________
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> >>
> >>
> >> _______________________________________________
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> >
> > --
> > ---
> > Lincoln Baxter, III
> > http://ocpsoft.org
> > "Simpler is better."
> >
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>
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