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From ttmdev <>
Subject Re: message selectors
Date Thu, 11 Oct 2007 12:13:30 GMT

Sounds to me like "Message Groups" may be what you're looking for.


Terry K wrote:
> I cannot find enough documentation on message selectors but have many
> questions.
> Message selectors are more like fliters right? If so, what is the
> underlying selection policy of the broker? Age, priority, moon phases?
> I want batch select messages belonging to some logical group, i.e. some id
> where one of the messages is a very high priority. Put another way, i want
> to pick off the oldest, highest prioity message and all other messages
> identified with the same id (I may as well process all such messages in a
> single batch right?).
> What is a standard way of doing this? Multiple session selectors, one to
> select the highest priority then another the get all related messages i.e.
> with the same id?
> How does one filter messages without literals but filter them based on
> other messages? 
> You can tell I'm new to this. Please advise me if you can.
> Thanks
> terry k

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