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From "Carsten Ziegeler" <cziege...@s-und-n.de>
Subject RE: Internal Pipelines (was: [RT] reconsidering pipeline semantics)
Date Thu, 04 Jul 2002 09:56:57 GMT


> -----Original Message-----
> From: Sylvain Wallez [mailto:sylvain.wallez@anyware-tech.com]
> Sent: Thursday, July 04, 2002 11:50 AM
> To: cocoon-dev@xml.apache.org
> Subject: Re: Internal Pipelines (was: [RT] reconsidering pipeline
> semantics)
> 
> 
> Christian Haul wrote:
> 
> >Sylvain, 
> >
> >I'm still trying to fully understand flow and the treeprocessor. I
> >have the impression, that sending a page does not access internal-only
> >pipelines. I found that sendPage uses a redirector to actually send
> >the page in AbstractInterpreter.java. Any idea how this can be marked
> >as an internal request?
> >  
> >
> 
> The redirector used (ForwardRedirector) handles the special "cocoon:" 
> protocol as internal redirects (aka "forward") which should consider the 
> request as internal.
> 
> However, I noticed Carsten has added a processInternal() method to 
> Processor and I wonder if there is some side-effects that break internal 
> pipelines. Can you check if internal pilepelines still work as expected 
> (using a simple cocoon: source) ? I unfortunately have no time to do it 
> myself.
> 
> BTW, Carsten, I like very much this new processInternal() as it returns 
> a pipeline object. This should make it very easy to implement pipeline 
> services.
> 
Thanks.
Actually this method is not so new at all. In former versions it was
    boolean process(Environment environment, StreamPipeline pipeline,
                    EventPipeline eventPipeline)


Carsten

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