- From: Henry S. Thompson <ht@cogsci.ed.ac.uk>
- Date: 20 Apr 2000 17:29:37 +0100
- To: "Arnold, Curt" <Curt.Arnold@hyprotech.com>
- Cc: "'Box, Don'" <dbox@develop.com>, "'xml-dev@xml.org'" <xml-dev@xml.org>, "'www-xml-schema-comments@w3.org'" <www-xml-schema-comments@w3.org>, "'xml-dev-temp@egroups.com'" <xml-dev-temp@egroups.com>
"Arnold, Curt" <Curt.Arnold@hyprotech.com> writes:
> Curt wrote:
> 
> > The param element reference in the named-template type 
> > definition should have a minOccur="0" and a 
> > maxOccur="unbounded".  As written, a template has to have one 
> > and only one param.
> 
> Don wrote:
> 
> My reading of rule 4.3 under the {content type} definition (found under
> section 4.3.3) implies that there is an implicit <choice minOccurs='0'
> maxOccurs='unbounded' > particle over the particle children of a
> content=mixed complex type.  I'll defer to Henry on this. 	
Don is right, but as I've said I think this is sowing enough confusion
that the expected benefit is being overwhelmed.
> Curt reply:
> 
> I guess it depends on what the intrepretation of "extending" a
> complex type that ultimately derived from a complex type that has a
> content of mixed.  If extending means that param is magically added
> into the mixed content of its base type, then the multiplicity would
> be implied.  If extension in this context means appears that content
> declared in the derived type appears after the base complexType's
> content has been satisifed then param is in the wrong place with the
> wrong multiplicity.  Possibly the behavior is already explicit in
> the schema docs. But for me to get my mind around the schema doc, I
> have to work out from the schemas to schema to the prose and not the
> other way around.
I suspect there's some unclarity in this case -- I'll get back to you.
ht
-- 
  Henry S. Thompson, HCRC Language Technology Group, University of Edinburgh
          W3C Fellow 1999--2001, part-time member of W3C Team
     2 Buccleuch Place, Edinburgh EH8 9LW, SCOTLAND -- (44) 131 650-4440
	    Fax: (44) 131 650-4587, e-mail: ht@cogsci.ed.ac.uk
		     URL: http://www.ltg.ed.ac.uk/~ht/
Received on Thursday, 20 April 2000 12:29:56 UTC