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   Re: SAX: finalising org.sax.xml.Parser

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  • From: Juergen Modre <jmodre@edu.uni-klu.ac.at>
  • To: David Megginson <ak117@freenet.carleton.ca>, xml-dev Mailing List <xml-dev@ic.ac.uk>
  • Date: Tue, 24 Feb 1998 23:37:15 +0000

David Megginson wrote:
> Juergen Modre writes:
>  > > In an ideal world, we'd also have some kind of ability to ask to
>  > > parser to turn validation on or off, but I'm not certain that that's
>  > > practical: any thoughts?
>  > I thinks that is practical and necessary.
>  >
>  > One solution would be to have methods like:
>  >  void setValidation(boolean validation)
>  >  boolean getValidation()
>  >
>  > These methods can be called before starting to parse with
>  > the parse() method.
> It's trickier than this -- for example, we'd probably have to create
> an exception that is thrown if the underlying parser does not support
> validation;
Correct. My example was just a first naive try.

> furthermore, none of the parsers that I've looked at
> supports a toggle like this, and we will be forcing another design
> decision on them if we require this toggle.
There are already XML parsers allowing this toggle.
 For instance DXP has this capability.

I think it would be good to have methods that allow to
set a parser into well-formedness or validation mode.

>  > I also think a parse method with an systemId only as parameter would be
>  > convenient. (With targeting to users rather new to XML
>  > and not very used to the publicId's).
>  >
>  > public abstract void parse (String systemId)
>  >
>  > This would also avoid the need to call every time
>  > entityHandler.resolveEntity() to resolve the Entity.
> It might be simpler, though I'm trying to keep the number of methods
> to a minimum.

All the best

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