> What version of JBoss is this?
>
2.2 binary distribution w/ tomcat 3.2.1
> The Classification that's being passed in is null, correct? Otherwise
> commenting out the call to setRollbackOnly should have no effect.
>
Yes, it's null. Oops, I see I've copied the wrong method into the email, but
anyway, all three methods (setClassification, setStatus, setType) have a
similar implementation, and are all called with null arguments. So
setRollbackOnly is definitely called.
> The test client calls the entity directly (not through a session
> wrapper), correct?
>
Correct.
Achim
> -danch
>
> Achim Demelt wrote:
> >
> > hi,
> >
> > I have a CMP entity bean and a simple test client. one of the bean
methods
> > is
> >
> > public void setClassification(Classification param) throws
> > LocalizedAppEventException {
> > if (param == null) {
> > ctx.setRollbackOnly();
> > throw new
> > LocalizedAppEventException("isis.masterdata.invalidClassification");
> > }
> > this.classification = param.intValue();
> > }
> >
> > the client calls this method and another one, which is more or less
> > identical to the one above:
> >
> > try {
> > spec.setStatus(null);
> > }
> > catch (LocalizedAppEventException e) {
> > // that's ok, ignore
> > }
> >
> > try {
> > spec.setType(null);
> > }
> > catch (LocalizedAppEventException e) {
> > // that's ok, ignore
> > }
> >
> > the first invocation is OK, the exception is thrown. on the second
> > invocation, though, the client hangs. the server produces this line in
the
> > log file:
> >
> > [Specification] LOCKING-WAITING (TRANSACTION) for id
> > com.tiscon.isis.masterdata.ejb.SpecificationPK@1e ctx.hash 2721646
> > tx:TransactionImpl:XidImpl [FormatId=257, GlobalId=c197//81,
BranchQual=]
> >
> > As far as I've understood earlier postings in the list, this message
usually
> > occurs in case of a deadlock with non-reentrant beans. OK, my bean *is*
> > non-reentrant, but there is only one client thread, and, obviously, no
> > callbacks. If I uncomment the call to setRollbackOnly() everything works
> > fine. What's the problem here?
> >
> > Thanks,
> > Achim
> >
> > _______________________________________________
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