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From Michael Melhem <micha...@fztig938.bank.dresdner.net>
Subject Re: [PROPOSAL] "CachingPoint" Caching algorithm
Date Tue, 02 Jul 2002 16:49:56 GMT
Dear cocoon community,

FYI, I have submitted a Patch (bugzilla [Bug 10824]) with regards to
this [PROPOSAL].

Thanks,
Michael Melhem

> > From: Michael Melhem [mailto:michaelm@fztig938.bank.dresdner.net]

> <snip/>

> > > > That's a clever algorithm, but don't you fear it will create too many
> > > > branch points (and so cache entries) that what is really required by
> > > > the application ?
> > >
> > > Same fear here.
>
> > The idea is that whenever the developer feels that cachingpoints would
> > be beneficial (perhaps in the case where they use cocoon-views or drill down
> > functionality heavily in a pipleline) then they can set that pipeline
> > and *only* that pipleine to use caching points.
> >
> >  <map:pipelines default="caching">
> >       <map:pipeline name="caching"
> > src="org.apache.cocoon.components.pipeline.impl.CachingProcessingPipeline"/>
> >       <map:pipeline name="cachingpoint"
> > src="org.apache.cocoon.components.pipeline.impl.CachingPointProcessingPipeline
> > "/>
> >  </map:pipelines>
> >
> >  Cocoon 2.1 allows one to select the pipeline caching algorithm as above.
> >
> >  This means that the effect of cachingpoint algorithm is localised to where
> > its needed.

> I know this, and CachingPointProcessingPipeline may be useful in some
> situations.


> > > PS What was the reason against <map:cache/> proposal in the early days
> > > of C2? It seems a bit similar to this caching point stuff.
> >
> > Im not sure how <map:cache> worked....hmmm, but with cachingpoint
> > the caching points are *implicitly* loacted *only* at strategic points
> > through out the pipeline, and only if that particular pipeline is
> > set to cachingpoint itself.

> It never worked, it was proposed once. The idea was to allow developer
> to specify caching points.

> Vadim




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