W3C home > Mailing lists > Public > xmlschema-dev@w3.org > July 2001

RE: ASN.1 => XML Schema questions

From: David E. Cleary <davec@progress.com>
Date: Fri, 6 Jul 2001 09:41:34 -0400
To: <mmurata@trl.ibm.co.jp>
Cc: <xmlschema-dev@w3.org>
Message-ID: <NDBBIOBPAGDGFJAHFCGGMEGECHAA.davec@progress.com>
> > > No, you only have to create a layer on top of traditionals APIs.
> > > Relaxer does the job by creating Java programs from descriptions in
> > > RELAX.  For example, Relaxer supports default values by embedding
> > > them in Java classes.
> >
> > How does this differ than the creation of a PSVI?
>
> Neither DOM nor SAX is messed up.  XML Schema makes them heavy and
> harder to use.

And if you want to retrieve type information from an instance validated with
a Relax NG schema, you need to mess up DOM and SAX too. There is no free
lunch. Either the information is there and accessable, or it isn't. And not
everyone wants to or needs to create Java classes just to properly access
all the information found in an XML document + schema.

Dave
Received on Friday, 6 July 2001 09:41:39 GMT

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