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From Alan Conway <acon...@redhat.com>
Subject Re: listener or direct exchange?
Date Thu, 16 Jun 2011 13:00:02 GMT
On 06/15/2011 10:30 AM, Chris wrote:
> Hi, sorry but im new to qpid.
>
> I have a server which controls power on my program on my client.
> I have to both query the server if powerup is ok, and also listen to the
> server if power should be turned off.
> I also need to send powerusage from the client to the server every second.
>
> I have to use the messaging api to encode/decode the messages sent/received
> correctly.
>
> What i have done so far is sent the message with powerquery and receive from
> the appropriate exchange/routing_key which works fine. However if my server
> wants to power of my program how do I check this? Do I run a receiver on the
> exchange/routing_key at a set interval and check for new messages? I would
> rater that if a message appears on the queue, I would receive it
> automatically.
>
> Is this doable in the messaging api, if so how?
>

You can start a thread on your client calling fetch() to wait for messages from 
the server.

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