On 01.04.2013 05:04, Michael T. Pope wrote:
> I have a schema problem. If we are transitioning from using "ID" to
> "id", we need to accept both for the time being. However I do not see
> how to express this in the schema. In the absence of a better idea,
> currently I am doing something like this:
>
> <xs:element name="aiPlayer">
> <xs:complexType>
> <xs:attribute name="id" type="PlayerId" use="required"/>
> <!-- @compat 0.10.7 -->
> <xs:attribute name="ID" type="PlayerId" use="optional"/>
> <!-- end @compat -->
> </xs:complexType>
> </xs:element>
>
> but what is needed is a way to say that one of "id" and "ID" is
> required.
>
> Cheers,
> Mike Pope
>
I think
<xs:element name="aiPlayer">
<xs:complexType>
<xs:choice>
<xs:attribute name="id" type="PlayerId"/>
<!-- @compat 0.10.7 -->
<xs:attribute name="ID" type="PlayerId"/>
<!-- end @compat -->
</xs:choice>
</xs:complexType>
</xs:element>
should do the trick.
Regards
Michael
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