[infinispan-dev] discussion about impact of using TransactionSynchronizationRegistry in AS7...

[Mircea Markus]

On 1 Jun 2011, at 20:49, Scott Marlow wrote:

> I posted a message on the as7-dev ml 
> (http://lists.jboss.org/pipermail/jboss-as7-dev/2011-May/002254.html), 
> about switching to use the TransactionSynchronizationRegistry.
> 
> Does Infinispan currently register Transaction synchronization objects? 
yes
>  Does Infinispan currently register synchronizations via 
> TransactionSynchronizationRegistry (TSR)?
no, we register synchronizations through transaction.registerSynchronization
> 
> I'm trying to get a sense for, what would happen if container managed 
> (AS7) session beans were registered with the active JTA transaction via 
> the TSR.
> 
> If AS7 switches to use the TSR, I think that Infinispan might need to 
> ensure that it doesn't attempt to register with the TX too late.
right. One way to go  is by making the registration code pluggable.
> 
> See http://pastie.org/1836698 for an example of what would happen if a 
> TSR synchronization object is already present and someone tries to 
> register a TX synchronization after tx.commit has been started.
hmm, this stack trace shows an exception being thrown by the Synchrnoization.beforeCompletion object.
Doesn't look like the TransactionManager throws the exception not allowing the sync to be registered. 
> 
> 
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