Re: [xml] Multiple XML Schema Includes

[Daniel Veillard <veillard redhat com>]

On Fri, Dec 12, 2003 at 03:57:50PM -0500, Adam Trachtenberg wrote:
> I'm trying to validate a file against an XML Schema that includes the 
> same schema file multiple times. libxml2 2.6.3 considers this a schema 
> redefinition error. However, I believe this is a bug.
>
> According the the spec, you are explicitly allowed to reinclude a 
> schema. See http://www.w3.org/TR/xmlschema-1/#compound-schema, 
> specifically the part at the bottom that says:
>
> > NOTE: The above is carefully worded so that multiple <include>ing of 
> > the same schema document will not constitute a violation of clause 2 
> > of Schema Properties Correct (§3.15.6), but applications are allowed, 
> > indeed encouraged, to avoid<include>ing the same schema document more 
> > than once to forestall the necessity of establishing identity 
> > component by component.
>
> While I take their encouragement to heart, I'm merely validating 
> against a third-party schema here, so I'm unable to alter the schema 
> design.
>
> Do other people agree this is a bug in libxml2 or am I misreading the 
> spec? I am far from an XML Schema expert.

  I'm not an XML Schema expert either <grin/>. Post the full schemas
and instance examples in a bugzilla report please,

Daniel

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