Ian McCallion wrote:
>
> Jouni Juutinen wrote:
>
> > Does anyone have experiences of MQSeries participating in EJB
> > transactions? For example if one transaction includes Entity Bean
> updating
> > database table (JDBC) and a Entity or Session Bean inserting a message
> > into MQSeries queue. Obviously I would like this whole transaction to
> > commit or rollback as one entity. I quess this would require
> transactional
> > resource manager for MQSeries. Native MQSeries access (MQSeries binding
> > for Java) supports syncpoints but that's not JTS compliant. Do I have to
> > wait for JMS-version of MQSeries (when that one will be available?)?
>
> As you say, it is highly desireable that the putting and getting of
> messages to queues can be committed or backed out under syncpoint control
> and this does indeed require that MQSeries be a transactional resource
> manager.
>
> In fact MQSeries is already a transactional resource manager supporting the
> (pre-java) open standard for coordination of transactional resource
> managers, XA. Unfortunately, no EJB servers today are based on XA, hence no
> there is currently no coordination between MQSeries and EJBs.
It was my impression that Persistence PowerTier, Oracle Application
Server, and Secant Extreme all support XA - PPT and OAS as resources, SE
as both a resource and a coordinator.
Kevin
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