Re: [xml] regarding xml validation and parsing using SAX

[Daniel Veillard <veillard redhat com>]

On Thu, Jul 24, 2008 at 11:50:11AM +0530, Umamaheswara Rao wrote:
> Hi,
>
> My apologies if this question has already been answered on this list. I am
> unable to find any relevant questions on this list.
>
> My requirement is to validate and parse an xml document which myght be
> larger in size. So I prefered to do it using SAX method. For that I created
> my own xmlSAXHandler object and overriden few of the elements. When I pass
> this structure to the parser context (as, ctxtptr->sax=&my_handler), the
> document is not getting validated against the dtd. But if I didnt assigned
> my_handler object to the ctxtptr->sax, document is getting validated against
> the dtd.
>
> Is there any way to do the validation and parsing the document with my
> xmlSAXHandler structure object in a single shot?

  No, that's a limitation of the SAX interface, it doesn't support DTD
validation (but you can plug XSD validation). For DTD validation of arbitrary
large instances use the xmlReader instead.

Daniel

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