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   Re: SAX: two alternatives for namespaces

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  • From: Peter Murray-Rust <peter@ursus.demon.co.uk>
  • To: xml-dev@ic.ac.uk
  • Date: Wed, 29 Jul 1998 22:29:41

At 08:33 29/07/98 -0400, David Megginson wrote:
>  package org.xml.sax;
>  public interface Parser {
>    ...
>    public boolean hasFeature (String featureName);
>    public boolean requestFeature (String featureName, boolean status);
>  }
>It is important to note that with such an approach, there would have
>to be a registry of feature names in addition to the SAX interface.
>Here's how you could use this interface:
>  if (!parser.requestFeature("org.xml.sax.validation", true) ||
>      !parser.requestFeature("org.xml.sax.namespaces", false)) {
>    throw new MyException("Cannot activate validation without namespaces.");
>  }

I really like this idea.

I had made a feeble effort along this sort of track by producing a
SAXOptions class along the lines of GridBagConstraints in java.awt (i.e.
values are poked in to influence GridBagLayout). This is obviously more
sophisticated and having now seen it , the use of resources is an obvious
way to go. My use was to control the whitespace behaviour of SAX...


Peter Murray-Rust, Director Virtual School of Molecular Sciences, domestic
net connection
VSMS http://www.nottingham.ac.uk/vsms, Virtual Hyperglossary

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