> [Joseph Kesselman]
> But I think there would be some value in a SAX1 to SAX2 adapter, and/or
> a SAX sanity-check filter, which folks who are worried about this could
> plug in between their SAX source and Xalan. [...]

I think this is a great idea on two fronts: 1) Keeping that sort of
functionality out of Xalan proper; and 2) Using the SAX API the way it's
supposed to be used (IMHO).  This is a perfect job got an implementation of
org.xml.sax.XMLFilter.  Also, there already ParserAdapter and
XMLReaderAdapter classes in the org.xml.sax.helpers package.  ParserAdapter
implements DocumentHandler and (last time I looked at the implementation)
emits the corresponding SAX2 events.  Among other things, it takes care of
namespace issues.

I don't know where it's ended up, but there is a thread about SAX and
extensions running on xml-dev and Leigh Dodds was collecting
enhancement/extension suggestions.

Paul Brown
FiveSight Technologies, Inc.

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