[rabbitmq-discuss] RabbitMQ capabilities

[Michael Arnoldus]

Hi Matthias,

Thanks for your answers. Just what I needed :-)

Michael

On Nov 18, 2008, at 9:07 , Matthias Radestock wrote:

> Michael,
>
> Michael Arnoldus wrote:
>> I want to ask you how Rabbit supports these:
>> 1. Returning unroutable messages (page 20 line 2-3)
>
> When the 'mandatory' flag is set in basic.publish, any messages that  
> cannot be routed to a queue is returned to the publishing client  
> with basic.return.
>
>> 2. Returning messages with no consumers (page 20 line 10-11)
>
> When the 'immediate' flag is set in basic.publish, any messages that  
> cannot be immediately sent to some consumer is returned to the  
> publishing client with basic.return.
>
>> 3. Chained bindings (page 25 line 22-...)
>
> The 0-8/9 versions of the protocol define no mechanisms to do this.
>
>> 4. Message selectors (page 26 line 24-...)
>
> These are not defined in 0-8. The 0-9 spec introduces a "headers"  
> exchange that supports selectors. This is on the RabbitMQ roadmap;  
> we've got some designs for it but nothing has been implemented yet.
>
>
> Matthias.

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