Thank you for your help and your patience.
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mzeijen wrote :
| Is this solution only based on JBoss MQ or is this the general solution?
Does the JBoss Messaging give me more possibilities?
It's just the JMS spec, at no point are any features specific to JBossMQ used.
I know JBoss Messaging tries harder than JBossMQ to solve the
anonymous wrote : You don't create 700,000 subscriptions that would be a
management nightmare. ;-)
| It would also require every send of a message checking 700,000 selectors to
see
| which subscription matches the message.
|
| You use a like, e.g. all customers beginning with A, B, C,
mzeijen wrote :
| Doesn't your solution also mean that a subscription can only have one
thread to make sure that it processes all the messages sequentially? Because
that would indeed be the solution.
|
That's what I said above in the before you ask post about MDB singletons.
Let's say
Yeah, sorry you are right. I should have remembered that.
Is this solution only based on JBoss MQ or is this the general solution? Does
the JBoss Messaging give me more possibilities?
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mzeijen wrote :
| - Why do I need a topic? Isn't a queue enough because a message only needs
to be processed by one receiver?
|
Because then you need multiple receivers and selectors to get concurrency.
Contested queues with selectors are an anti-pattern for any reasonable
volume of
Thanks for taking the time for the explanation. Maybe I was looking for the
wrong words (like: sequential jms) because I did use the search engine... I
searched for an hour without finding anything useful. Please don't think that I
easily post such questions on this forum because I know that
I did search and I found something specific for Websphere but nothing in
general or specific for JBoss.
In the Sun FAQ, the Java EE 5 Tutorial and on Google I didn't find the
solution.
That is why I ask here, because I didn't find it...
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Ok, since I haven't answered this question this month, I'll answer it again,
but only in the short version (well actually with the full caveats in case
somebody else figures out where the search engine is - its in the top right by
the way :-).
What you are asking for is the default behaviour,
[EMAIL PROTECTED] wrote :
| And JBoss supports multiple subscriptions for an MDB (not in the spec)
| by configurating multiple invoker-proxy-(bindings) in jboss.xml
|
And before you ask, you'll need to configure the MDB singleton otherwise it
behave like (4 - multiple receivers - even
FAQ: (Not actually in the FAQ, unless you mean Sun's JMS FAQ).
FAQ == Asked and answered many times before.
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