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From Rick Curtis <curti...@gmail.com>
Subject Re: PersistenceUnitUtil.getIdentifier() Implementation...
Date Wed, 20 Feb 2013 02:33:01 GMT
Please create a simple unit test and I'll try to take a look tomorrow.


On Tue, Feb 19, 2013 at 7:07 PM, James Carman
<jcarman@carmanconsulting.com>wrote:

> I am using version 2.2.1 and it didn't help by moving the initialization
> logic into the constructor.
>
> I think the issue I'm facing is that the entity is currently "detached."
>  However, just because the object is detached doesn't mean it doesn't have
> an identity (at least not in my case).  Is this a bug?
>
>
> On Feb 19, 2013, at 5:12 PM, Rick Curtis <curtisr7@gmail.com> wrote:
>
> > For giggles, what happens if you add a constructor and set the value in
> > there? Also, what version of OpenJPA are you on?
> >
> >
> > On Tue, Feb 19, 2013 at 2:11 PM, James Carman
> > <jcarman@carmanconsulting.com>wrote:
> >
> >> The specification has:
> >>
> >> /**
> >> * Return the id of the entity.
> >> * A generated id is not guaranteed to be available until after * the
> >> database insert has occurred.
> >> * Returns null if the entity does not yet have an id.
> >> * @param entity entity instance
> >> * @return id of the entity
> >> * @throws IllegalArgumentException if the
> >> * to be an entity
> >> */
> >>
> >>    public Object getIdentifier(Object entity);
> >>
> >>
> >> So, the only time it's supposed to return null is when the entity does
> not
> >> have an id.  Am I reading that correctly?
> >>
> >> On Feb 19, 2013, at 2:45 PM, James Carman <jcarman@carmanconsulting.com
> >
> >> wrote:
> >>
> >>> I'm having an issue where the getIdentifier() method is returning null
> >> on an entity with the id set.  I have a class like this:
> >>>
> >>> @MappedSuperclass
> >>> public class UuidEntity
> >>> {
> >>> @Id
> >>> private String id = UUID.randomUUID().toString();
> >>>
> >>> }
> >>>
> >>> My entities *always* have an id value.  Shouldn't getIdentifier()
> always
> >> return the value of the "id" field?
> >>>
> >>
> >>
> >
> >
> > --
> > *Rick Curtis*
>
>


-- 
*Rick Curtis*

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