Odd -- I thought that we had validations in place to guarantee that.
Can you outline your class hierarchy in a bit more detail?

-Patrick

On Oct 31, 2007 9:07 AM, Marc Siegel <[EMAIL PROTECTED]> wrote:
> Ok sorry, I figured this one out as well.
> The problem was, my persistence.xml file had not included one of the
> classes in a chain of @MappedSuperclass's connecting the real Entity
> to the parent class containing PrePersist.
>
> Now it works.
>
> -Marc
>
>
> On 10/31/07, Patrick Linskey <[EMAIL PROTECTED]> wrote:
> > > Ok, I solved this one. This error results from having an entity class
> > > which is not annotated with @Entity.
> >
> > Good to know. That should be easy to fix.
> >
> > > Now I am trying to get a @PrePersist method called from a
> > > MappedSuperclass in its derived Entity. Are there any known bugs
> > > preventing this from working?
> >
> > I don't remember the rules in the spec for lifecycle callback
> > inheritance, sadly.
> >
> > -Patrick
> >
> > On Oct 31, 2007 8:36 AM, Marc Siegel <[EMAIL PROTECTED]> wrote:
> > > Ok, I solved this one. This error results from having an entity class
> > > which is not annotated with @Entity.
> > >
> > > Now I am trying to get a @PrePersist method called from a
> > > MappedSuperclass in its derived Entity. Are there any known bugs
> > > preventing this from working?
> > >
> > > -Marc
> > >
> > >
> > > On 10/31/07, Marc Siegel <[EMAIL PROTECTED]> wrote:
> > > > Hi Patrick,
> > > >
> > > > > The original source code contribution came from BEA, and BEA is
> > > > > actively involved in OpenJPA (I'm a BEA employee, for example). There
> > > > > are other folks employed by other organizations involved in the
> > > > > project to varying degrees as well; I'll leave it to them to declare
> > > > > themselves so that I don't forget anyone and feel bad about it.
> > > > >
> > > > > But if you're looking for somewhere to send some beer to or something,
> > > > > I'm sure you won't get any objections, of course.
> > > >
> > > > Heh, any beer-sending will have to be after I succeed in getting this
> > > > project to work!
> > > >
> > > > Can you shed any light on this stack trace by any chance?
> > > >
> > > > Thanks,
> > > > -Marc
> > > >
> > > >
> > > > Exception in thread "main" <openjpa-1.0.0-r420667:568756 fatal general
> > > > error> org.apache.openjpa.persistence.PersistenceException: null
> > > >         at 
> > > > org.apache.openjpa.kernel.AbstractBrokerFactory.loadPersistentTypes(AbstractBrokerFactory.java:303)
> > > >         at 
> > > > org.apache.openjpa.kernel.AbstractBrokerFactory.newBroker(AbstractBrokerFactory.java:197)
> > > >         at 
> > > > org.apache.openjpa.kernel.DelegatingBrokerFactory.newBroker(DelegatingBrokerFactory.java:142)
> > > >         at 
> > > > org.apache.openjpa.persistence.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:192)
> > > >         at 
> > > > org.apache.openjpa.persistence.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:145)
> > > >         at 
> > > > org.apache.openjpa.persistence.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:56)
> > > >         at com.leadgenllc.lib.Joe.initialize(Joe.java:70)
> > > >         at com.leadgenllc.lib.Joe.<init>(Joe.java:30)
> > > >         at 
> > > > com.leadgenllc.testapp.joe.JoeTestApp.main(JoeTestApp.java:12)
> > > > Caused by: java.lang.NullPointerException
> > > >         at 
> > > > org.apache.openjpa.enhance.ManagedClassSubclasser.setDetachedState(ManagedClassSubclasser.java:275)
> > > >         at 
> > > > org.apache.openjpa.enhance.ManagedClassSubclasser.configureMetaData(ManagedClassSubclasser.java:213)
> > > >         at 
> > > > org.apache.openjpa.enhance.ManagedClassSubclasser.prepareUnenhancedClasses(ManagedClassSubclasser.java:137)
> > > >         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> > > >         at 
> > > > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> > > >         at 
> > > > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> > > >         at java.lang.reflect.Method.invoke(Method.java:585)
> > > >         at 
> > > > org.apache.openjpa.kernel.AbstractBrokerFactory.loadPersistentTypes(AbstractBrokerFactory.java:287)
> > > >         ... 8 more
> > > >
> > >
> >
> >
> >
> > --
> > Patrick Linskey
> > 202 669 5907
> >
>



-- 
Patrick Linskey
202 669 5907

Reply via email to