Any Java program or component can be a JMS client and receive messages from
EJBs or send messages to EJBs (assuming the EJB containers are integrated with
the JMS provider used by the program).
Chamberlain Steve wrote:
> This example relates to inter-bean communications. Can you comment on
> whether JMS is also the approved means of passing event notification to
> non-bean clients? I am surprised that the EJB spec does not prescribe here
> (I have not read 1.1 yet). I have seen statements to the effect that
> enterprise beans (unlike non-enterprise beans) do not generally send or
> receive events; but that is manifestly not true: you only need think of
> online trading etc.
>
> Certainly, attempting to implement the standard Java event model on EJBs
> does not work too well. Some EJB server providers (e.g. Weblogic) provide
> their own event services, but presumably not portably. If not JMS, then
> what?
>
> Thanks
>
> Steve Chamberlain
> Schneider Electric
>
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