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Date: Sun, 15 Apr 2007 13:53:25 +0200
From: Remy Maucherat <remm@apache.org>
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To: Tomcat Developers List <dev@tomcat.apache.org>
Subject: Re: Comet API question
References: <92955326-0A12-4B32-9E28-6242DE06D105@objektpark.de>
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Peter Rossbach wrote:
> Hi Filip and Remy
> 
> Often, if my HTTP request needs to get a database connection and the 
> connection pool is empty,
> the request will block for some period of time. The problem is that the 
> blocking request will consume a thread while it it blocking.
> 
> How can I free up the request thread when the DB pool can be block?

Hmm, there's a fundamental problem IMO: you need a thread to block on 
the DB pool anyway.

> Can I set a event retry timeout and get back the request thread without 
> an error?

At the moment, there are only events for IO (including timeout, which is 
an "error", but not fatal - you can ignore that event and the connection 
will go back to the poller).

R�my


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