What version of JBoss is this?
The Classification that's being passed in is null, correct? Otherwise
commenting out the call to setRollbackOnly should have no effect.
The test client calls the entity directly (not through a session
wrapper), correct?
-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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