Stefan,
the same task may be carried out by stylesheets using
SQLTransformer... possibly using stored procedures, in order to
take the task of dealing with persistent data out of Cocoon (a
much cleaner design too :) ).
Best regards,
---------------------------------------------
Luca Morandini
GIS Consultant
[EMAIL PROTECTED]
http://utenti.tripod.it/lmorandini/index.html
---------------------------------------------
> > -----Original Message-----
> > From: Stefan [mailto:[EMAIL PROTECTED]]
> > Sent: Thursday, January 17, 2002 11:51 PM
> > To: [EMAIL PROTECTED]; [EMAIL PROTECTED]
> > Subject: Re: XSP<- XSL<-XML<- for example Xindice
> >
> >
> > Hello Luca,
> >
> > the XML-Documents stored in the database will include tags representing
> > dynamic data. In my simple example I used an <xsp-request:get-header
> > name="user-agent"/> XSP-Tag/Logicsheet.
> >
> > A more practical example. I plan to maintain an list with all
> > links used on
> > the site and an collection of media files (mainly pictures and
> pdf-files).
> > Editors will use simple tags like <link id="report-2002-01-17-aa"/>.
> > Uploading and editing the reports will be done by other people. A
> > logicsheet
> > could accomplish the jop of retrieving the uri from the database.
> >
> > Makes this sense?
> >
> > Regards
> > Stefan
> >
> > ----- Original Message -----
> > From: "Luca Morandini" <[EMAIL PROTECTED]>
> > To: <[EMAIL PROTECTED]>
> > Sent: Thursday, January 17, 2002 11:27 PM
> > Subject: RE: XSP<- XSL<-XML<- for example Xindice
> >
> >
> > > Stefan,
> > >
> > > just one thing, I can't understand why you need the
> XSP-generation step.
> > You
> > > can get rid of extra tags with XSL... or am I missing something ?
> > >
> > > As I matter of fact I retrieve (and render in HTML) data from Oracle
> > > (including HTML fragments) without using a single XSP line.
> > >
> > > Best regards,
> > >
> > > ---------------------------------------------
> > > Luca Morandini
> > > GIS Consultant
> > > [EMAIL PROTECTED]
> > > http://utenti.tripod.it/lmorandini/index.html
> > > ---------------------------------------------
> > >
> > >
> > > > -----Original Message-----
> > > > From: Stefan [mailto:[EMAIL PROTECTED]]
> > > > Sent: Thursday, January 17, 2002 11:21 PM
> > > > To: [EMAIL PROTECTED]
> > > > Subject: XSP<- XSL<-XML<- for example Xindice
> > > >
> > > >
> > > > Hello everyone,
> > > >
> > > > I am working on a simple site. The idea is
> > > >
> > > > - storing XML-Data in some Database like Xindice,
> > > > - using Cocoon2 for processing and transformation.
> > > >
> > > > For static data everything works fine. I am not sure, how to
> > design the
> > > > system for prosessing dynamic content. I did an very small
> > example, that
> > > > works in theory but has very poor performance. I guess I just did
> > > > not catch
> > > > the point yet. Any hints would be appreciated.
> > > >
> > > > I set up a pipeline, which gets some XML Data from Xindice und
> > transforms
> > > > the data to XSP. This step is required because the retrieved Data
> > > > always is
> > > > enclosed in <resources><resource> etc. elements. So at
> least I have to
> > > > enclose the things in an <xsp:page> element. Right?
> > > >
> > > > Keeping things simple, I simulate the the Xindice-part with just
> > > > a plain XML
> > > > File. This part of the sitemap looks like this:
> > > >
> > > >
> > > > <map:match pattern="generate-xsp">
> > > > <map:generate type="file" src="xsp-test/generate-xsp.xml"/>
> > > > <map:transform src="xsp-test/generate-xsp.xsl"/>
> > > > <map:serialize type="xml"/>
> > > > </map:match>
> > > >
> > > > Fine. Next I use the pseudo protocol "cocoon" with the xsp
> > generator to
> > > > proceed and process the xsp and transform, serialize it to html.
> > > >
> > > > <map:match pattern="xsp">
> > > > <map:generate type="serverpages" src="cocoon:/generate-xsp"/>
> > > > <map:transform src="xsp-test/generate-html.xsl"/>
> > > > <map:serialize type="html"/>
> > > > </map:match>
> > > >
> > > > It is working fine and made me very happy. Thinking twice i realized
> > that
> > > > the xsp gets compiled every time. Of course, cocoon cannot
> know if the
> > xsp
> > > > has changed or not.
> > > >
> > > > I have no idea what to do. I have a strong feeling, that
> this approach
> > is
> > > > very, very bad. But I can't figur out a better solution.
> > > >
> > > > Could anyone give me some advice?
> > > >
> > > > One more question: Isn't this even the case if their is no XSP
> > > > involved when
> > > > using a datastore like Xindice (or a SQL-Database) instead of the
> > > > local file
> > > > system for static xml. I guess cocoon can't cache anything in
> > this case?
> > > >
> > > > Regards
> > > > Stefan
> > > >
> > > > --
> > > > Stefan
> > > >
> > > >
> > > >
> ---------------------------------------------------------------------
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> > >
> > >
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> >
> >
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