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From "Vadim Gritsenko" <vadim.gritse...@verizon.net>
Subject RE: [vote] Removing namespace-prefixes feature on parsers
Date Thu, 20 Dec 2001 21:03:55 GMT
I'm not a namespace guru... ;)
If this does not break anything, count me in: +1.

Vadim

> -----Original Message-----
> From: Sylvain Wallez [mailto:sylvain.wallez@anyware-tech.com]
> Sent: Thursday, December 20, 2001 12:05 PM
> To: cocoon-dev
> Subject: [vote] Removing namespace-prefixes feature on parsers
> 
> Hi team,
> 
> The default behaviour of a SAX parser when encountering an xmlns:xxx
> namespace declaration is to call ContentHandler.startPrefixMapping(),
> and to remove this attribute from the Attributes object passed to
> startElemnt().
> 
> But Cocoon code also sets the "namespace-prefixes" feature each time
it
> creates a Parser. This has the effect of also passing xmlns:xxx in the
> Attributes (see ContentHandler.startElement() javadocs for more
> details).
> 
> What is the reason for enabling this feature ? I guess this was a try
to
> circumvent a long-standing (still present) bug in Xalan's serializer
> which doesn't output properly namespace declarations if they're not
> present as attributes in the incoming SAX stream. However, this wasn't
> the solution and I patched several months ago AbstractTextSerializer
to
> make Xalan happy.
> 
> Now I'm using Saxon for some parts of our apps and this one barks on
> each and every xmlns:xxx attribute it encounters when reading
> stylesheets. So I locally removed the namespace-prefixes feature :
this
> fixes Saxon problems and doesn't hurt Xalan (it needs them only for
> proper serialization).
> 
> So, team, what about not enabling the "namespace-prefix" feature and
> thus keep the default behaviour of SAX parsers ?
> 
> +1 from me.
> 
> Sylvain.
> 
> --
> Sylvain Wallez
> Anyware Technologies - http://www.anyware-tech.com
> 


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