A thing to note. Whenever a finder or remove is called within a
transaction, every entity of every type that is part of the transaction is
synchronized with the database. Could this be your problem?
Bill
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED]]On Behalf Of Jason
> Dillon
> Sent: Monday, August 20, 2001 6:39 PM
> To: [EMAIL PROTECTED]
> Subject: Re: [JBoss-dev] ejbLoad() on a modified bean w/o ejbStore()
>
>
> I just checked an the same behavior exists with the
> SimplePessimisticEJBLock. =(
>
> --jason
>
>
> On Mon, 20 Aug 2001, Jason Dillon wrote:
>
> > I am running into another odd problem, this time it looks like
> ejbLoad() is
> > being called on a modified entity with out ejbStore() being
> called first.
> > I am not really sure why this would happen, nor do I know where to start
> > looking.
> >
> > I am using isModified() to show that an entity has changed. The current
> > impl simply logs a message and returns a boolean flag. I implemented a
> > setModified(), which sets that flag to true and logs a message.
> I am seeing
> > bean is modified message, then shortly after on the same entity I see an
> > ejbLoad() but there is no message about checking if the entity has been
> > modified.
> >
> > This might be caused by two different threads accessing the
> bean, so the tx
> > might be confused... but it is my understanding that this should work.
> >
> > Essentially one user thread invokes a SFSB in a loop. This bean creates
> > jms messages. A MDB on another machine does something with the
> message and
> > sends a response message back. Then another MDB in the same VM
> as the SFSB
> > takes the message and updates 3 entities that were created by
> the SFSB to
> > track the message.
> >
> > Due to this problem, the bookkeeping for the messages are
> inconsistent, which
> > more or less breaks the application completely.
> >
> > Is it possible that this might be caused by the new locking
> system? I am
> > currently use the QueuedPessimisticEJBLock locking policy on
> all entities.
> > I might try SimplePessimisticEJBLock, but I wanted to get some
> input from
> > the experts first, as to why this might be happening.
> >
> > At first I thought that there might be more than one Entity per PK being
> > created, but I am not seeing that.
> >
> > If someone could advise me on where I can look to find out more how this
> > works it would really be appreciated.
> >
> > --jason
> >
> >
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