"Jeffery, Myles" wrote:
>
> WebLogic has a proprietary event service. It is a lot faster than a
> full-blown message service.
Do you mean WebLogic JMS is slow?
> > -----Original Message-----
> > From: Robert Hargreaves [SMTP:[EMAIL PROTECTED]]
> > Sent: 21 November 2000 14:07
> > To: [EMAIL PROTECTED]
> > Subject: Alternative to EJB Callbacks
> >
> > Hi all,
> >
> > We have a requirement in out application where need to continually update
> > a
> > progress bar on the client screen whilst the EJB App Server performs a
> > task
> > (a single remote method call to a stateless session bean) which lasts
> > about
> > 20 secs. The ideal way to do this would be to use a callback method that
> > updated the client at regular intervals, say every second, from the
> > session
> > bean. This can be done with standard RMI but our app server has its own
> > version RMI that means we can't do this.
> >
> > What other alternatives are there to callbacks. I've read somewhere you
> > can
> > get similar functionality with EJB2.0 Message Beans and/or JMS, but aren't
> > these overkill for a progress bar?
> >
> > Any help would be greatly appreciated,
> >
> > Rob Hargreaves
> >
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> > =
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>
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--
________________________________________________________________________________
Evan Ireland Sybase EAServer Engineering [EMAIL PROTECTED]
Wellington, New Zealand +64 4 934-5856
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