I know too little of how Xalan internally works. Could you briefly tell when and DOM2DTM proxy layer is used ? Could the creation of this layer be added as an option ?
> We do expect some performance degredation when running XPath against a DOM, > since we now have to build the DOM2DTM proxy layer and that can introduce a > significant amount of overhead. The tradeoff is that switching to being > based on DTM was expected to significantly improve stylesheet performance. > > It may be possible to come up with another version of DOM2DTM which is > better tuned for XSLT, since our DTM encapsulation has gotten a bit better > recently. Let me think about that...
