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David Brownell writes:
> > David> 1. Simply ignore them, and require the XML application to do
> > David> the work (all of the necessary information is passed on by
> > David> SAX).
>
> Actually, not it isn't. SAX doesn't say where the DTD got parsed, so
> layers (library, application) over SAX can't enforce the rule that
> all namespace PIs must occur before the DTD.
The W3C confidentiality rules won't allow me to answer this point
right now.
> The really sticky bit is that namespaces effictively modify the grammar
> of XML so that only some names may be qualified (no entities/notations).
> That effectively precludes any layered implementation over SAX, since
> some entity declarations would need to be rejected during parsing (as
> WF errors: SAX fatalError callbacks).
As far as I understand, there is no intention to forbid colons in
these names; rather, their meaning is unspecified, and they remain
deprecated (as they are in the XML 1.0 spec).
All the best,
David
--
David Megginson david@m...
http://www.megginson.com/
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