OASIS Mailing List ArchivesView the OASIS mailing list archive below
or browse/search using MarkMail.


Help: OASIS Mailing Lists Help | MarkMail Help



   Re: XML Schemas: ref'ing versus in-lining

[ Lists Home | Date Index | Thread Index ]
  • From: ht@cogsci.ed.ac.uk (Henry S. Thompson)
  • To: "Arnold, Curt" <Curt.Arnold@hyprotech.com>
  • Date: Wed, 13 Sep 2000 20:30:13 +0100

"Arnold, Curt" <Curt.Arnold@hyprotech.com> writes:

> <snip/>

Everything above here is fine.

> "Locally scoped attribute and element declarations are special with
> regard to symbol spaces. Every complex type definition defines its
> own local attribute and element declaration symbol spaces, where
> these symbol spaces are distinct from each other and from any of the
> other symbol spaces."
> This statement makes:
>      <element name="foo"> 
>         <complexType>
>            <element name="bar" type="string"/>
>            <element name="bar" type="string"/>
>         </complexType>
>      </element>
> illegal (regardless of the value of type) since you have duplicate
> declarations of the same element name within the same symbol space.
> Though it is concievable that you could have sub-symbol spaces
> within a complex type (a symbol space for each group, for example)
> and intra-complex type references to locally-scoped elements, I
> can't see that as being justified at this point.

A misunderstanding on your part: this is specifically allowed, because
there is in fact only one tag-type binding in this local context.  In
other words, the value of type _does_ matter.

  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/


News | XML in Industry | Calendar | XML Registry
Marketplace | Resources | MyXML.org | Sponsors | Privacy Statement

Copyright 2001 XML.org. This site is hosted by OASIS