- From: Henry S. Thompson <ht@cogsci.ed.ac.uk>
- Date: 23 Oct 2000 17:09:47 +0100
- To: "Lin, QingFeng (William)" <QingFeng_Lin@jdedwards.com>
- Cc: "'xmlschema-dev@w3.org'" <xmlschema-dev@w3.org>, "Kashanian, Kamran" <Kamran_Kashanian@jdedwards.com>
[please don't send schema questions to xml-uri@w3.org]
"Lin, QingFeng (William)" <QingFeng_Lin@jdedwards.com> writes:
> Does anybody know how to write a schema for an XML document with
> multiple namespace?
>
> For example.
> File:test.xml
> <?xml version="1.0" ?>
> <test xmlns="http://test"
> xmlns:xsi="http://www.w3.org/1999/XMLSchema-instance"
> xsi:schemaLocation="http://test test.xsd">
> <ns1:a xmlns:ns1="http://test/ns1">this is a</ns1:a>
> <ns2:b xmlns:ns2="http://test/ns2">this is b</ns2:b>
> </test>
> One way I have tried is as following:
> file:test.xsd
> <?xml version="1.0"?>
> <schema xmlns="http://www.w3.org/1999/XMLSchema"
> targetNamespace="http://test" xmlns:ns0="http://test"
> xmlns:ns2="http://test/ns2" xmlns:ns1="http://test/ns1">
> <element name="test" type="ns0:testType"/>
> <import namespace="http://test/ns1" schemaLocation="a.xsd"/>
> <import namespace="http://test/ns2" schemaLocation="b.xsd"/>
> <complexType name="testType" content="elementOnly">
> <element name="a" ref="ns1:aType"/>
> <element name="b" ref="ns2:bType"/>
> </complexType>
> </schema>
This is close, but since 'a' and 'b' are here declared in ns0, your
instance should read <a... <b...
Also, you've used ref= where you should have used type= twice above.
With those changes, and large numbers of namespace fixes,
your example validates with XSV [1].
ht
http://www.w3.org/2000/09/webdata/xsv
--
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 Monday, 23 October 2000 12:10:09 UTC