OASIS Mailing List ArchivesView the OASIS mailing list archive below
or browse/search using MarkMail.

 


Help: OASIS Mailing Lists Help | MarkMail Help

 


 

   Re: XML parsing memory overhead concerns

[ Lists Home | Date Index | Thread Index ]
  • From: "Clark C. Evans" <clark.evans@manhattanproject.com>
  • To: James Clark <jjc@jclark.com>
  • Date: Thu, 16 Dec 1999 15:16:32 -0500 (EST)


Thanks James.  I think I got it.  You use the 
expat events to build the queue, and the use
the call-backs to process the queue.  When
the queue is empty, you ask expat to load
the queue with the next chunk of the source.
This should work like a charm -- and in a 
single thread.   

Oh How Pretty! 

Clark

On Fri, 17 Dec 1999, James Clark wrote:
> "Clark C. Evans" wrote:
> > Anyway, given a SAX event source, pushing
> > the entire document his way, I don't see
> > how a single threaded solution is possible.
> > 
> > And, from the expat declaration of setElementHandler,
> > which requires both a StartElementHandler and an
> > EndElementHandler, I assumed that expat works in
> > a similar (if not identical) manner.
> 
> Expat doesn't work like SAX.  Clark Cooper has written a nice article
> explaining expat's API:
> 
>   http://www.xml.com/pub/1999/09/expat/index.html
> 
> With SAX, the application calls parse once per document; the parser
> makes a call on an InputStream to get each chunk of input.  With expat,
> the parser doesn't make any calls to get input; rather the application
> calls XML_Parse() arbitrarily many times for a single document, each
> time passing it another chunk of the input.
> 
> James
> 



xml-dev: A list for W3C XML Developers. To post, mailto:xml-dev@ic.ac.uk
Archived as: http://www.lists.ic.ac.uk/hypermail/xml-dev/ and on CD-ROM/ISBN 981-02-3594-1
To unsubscribe, mailto:majordomo@ic.ac.uk the following message;
unsubscribe xml-dev
To subscribe to the digests, mailto:majordomo@ic.ac.uk the following message;
subscribe xml-dev-digest
List coordinator, Henry Rzepa (mailto:rzepa@ic.ac.uk)






 

News | XML in Industry | Calendar | XML Registry
Marketplace | Resources | MyXML.org | Sponsors | Privacy Statement

Copyright 2001 XML.org. This site is hosted by OASIS