I have asked the same question and am waiting for an answer...

I'm keen to support JAXP 1.3 in Saxon, but I don't want to force all my
users to JDK 1.5.

However, there are problems anyway because a class that implements the DOM
Node interface in JDK 1.4 won't compile under JDK 1.5.

Michael Kay 
http://www.saxonica.com/

> -----Original Message-----
> From: Michael Good [mailto:musicxml@y...] 
> Sent: 07 October 2004 18:12
> To: xml-dev@l...; java-dev@l...
> Subject: [xml-dev] JAXP 1.3 for Java 1.4?
> 
> Forgive the cross-post, but this seems like it might be 
> generally interesting
> for both lists.
> 
> Are there JARs or other software available that let you use 
> JAXP 1.3 with Java
> 1.4? The XPath capabilities in javax.xml.xpath look very 
> promising. But our
> MusicXML software runs on both Windows and Mac OS X, so 
> requiring Java 5.0 will
> be impossible for quite a while yet. And even on Windows, we 
> would prefer to
> keep Java 1.4 as the version requirement if possible.
> 
> What I'm looking for is something like the Sun collections 
> library for Java 1.1
> that let you use Java collections on Mac OS 9. At Java One, 
> there were hints
> that this might be possible. But the JSR 206 page just points 
> to the Java 5.0
> release.
> 
> If not, we can check the Java version before using 
> javax.xml.xpath code. But it
> would be nice to know if we at least have the option to use 
> JAXP 1.3 on OS X in
> the near future.
> 
> Thanks for any assistance and pointers!
> 
> Sincerely,
> 
> Michael Good
> Recordare LLC
> www.recordare.com
> 
> 
> 
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