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From Joerg Heinicke <>
Subject Re: Can I queue http requests in Cocoon 2.1.5 standalone?
Date Sat, 26 Jun 2004 14:20:46 GMT
On 23.06.2004 14:30, Thorbjørn Ravn Andersen wrote:

> I have a situation where I want to use vanilla Cocoon  with a few extra 
> classes to render XSL-FO to an untraditional format, which I have 
> working with the Jetty included.
> What I need to do now, is to limit the number of concurrent requests to 
> avoid FOP to run out of memory, since we may have quite demanding prints 
> and being able to isolate it is the primary reason for this exercise.  I 
> thought that the Avalon pool parameters were for this, but that is 
> apparently for determining when to destroy or pool components.
> So, what I need is a way to say "If there is already X requests running 
> when the next http-request happens, then wait until one of the active 
> jobs finish and then execute the waiting job" and allow quite a queue to 
> build up. Can this be done with what is included in Cocoon?

Sounds like a task for the servlet container. If it is not configurable, 
you can reach that functionality probably by using servlet filters.


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