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- From: Alan Kennedy <email@example.com>
- To: "Simon St.Laurent" <firstname.lastname@example.org>
- Date: Thu, 30 Nov 2000 00:33:59 +0000
"Simon St.Laurent" wrote:
> At 10:02 AM 11/29/00 +0000, Henry S. Thompson wrote:
> > The connection between instance and schema can be established in a
> > number of ways:
> > 1)
> > 2)
> > 3)
> > 4) An application may attempt to dereference namespace URIs and
> > use schema documents found as a result.
> > The XML Schema draft spec. does _not_ mandate a particular order
> > in which these strategies should be followed, if more than one is
> > supported, but does encourage processors to support all of (2)--(4).
> And just to make the point yet again, lest anyone think Henry's
> word is the final word on this issue, option #4 remains
> controversial and weakly defined. Applications which expect to be
> able to dereference namespace URIs and find schemas should be
> prepared to be disappointed. Likewise, developers who rely on
> namespace URIs to point to their schemas shouldn't expect
> applications to necessarily look there.
Proposed connection method #5: The application may wish to use the
namespace URI as a key to a local table (or catalog) which provides
mappings to locations of required schema files, at locations accessible
to the application.
Or maybe not.