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Chris, you're the man. I owe you an extra pack of advil (exchangeable to
a mug of german beer)
thanks,
Christian
Chris Wilper wrote:
>>I have a question I am banging my head against.
>>(etc)
>>The special thing is that the potential number of ...
>>(etc)
>
>
> Hmm, try this: http://media.vermotion.com/media/4235/prodimages/Advil.jpg
>
> then this: http://www.zvon.org/xxl/XMLSchemaTutorial/Output/ser_substitution_st0.html
>
> Good luck,
> Chris
>
> -----Original Message-----
> From: Christian Sell [mailto:christian.sell@netcologne.de]
> Sent: Friday, March 07, 2003 10:19 AM
> To: xml-dev@lists.xml.org
> Subject: [xml-dev] dynamically extensible schema
>
>
> Hello,
>
> I have a question I am banging my head against. I am looking for a way
> to validate instances like the following:
>
> <?xml version="1.0" encoding="UTF-8"?>
> <dtw xmlns="core" xmlns:ext="extended">
>
> <echo message="this is a message"/>
>
> <ext:echo/>
>
> </dtw>
>
> The special thing is that the potential number of namespaces/schemas
> appearing in instances (beyond the core schema) is undetermined, and I
> therefore do not want to include a reference to the "extended" schema(s)
> inside the "core" schema. Instead, I would like to have a definition in
> the core schema that says something like:
>
> "after the echo element, let there follow any number of elements from
> any namespace whose type extends the type XY" (where XY would also be
> defined in the core schema).
>
> The only meachnism that I found in XML schema that comes close is the
> xsd:any element, but that does not alow me to specify the derivation
> constraint I mentioned above.
>
> Does anyone have a hint?
>
> thanks,
> Christian
>
>
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