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Subject: Re: [emergency] EDXL DE - XML Schema Issue

I would like to suggest that once Elysa establishes what our timeline 
requires, that Renato work with Sylvia and Dave, if these three 
individuals can spare the cycles to get the schema massaged into 
correct form as needed.


At 2:02 PM +1000 11/9/05, Renato Iannella wrote:
>There are a few major/minor issues with the XML Schema used in EDXL 
>DE CD 1.0 (19 Aug 2005).
>1 - It does not support ANY reusability as all the elements and 
>datatypes are locally defined.
>       (Common datatypes should be globally defined and reused, for 
>example for valueListURN.)
>2 - It uses full element names (including the angle brackets) in the 
>Annotation elements which
>       renders it as an *invalid* schema (tested with XML Spy and Oxygen).
>3 - It does not define attributes that are mandatory (eg for circle 
>and polygon).
>4 - Does not support a single top level parent element which means 
>that having a valid EDXLdistribution
>       is not possible.
>5 - valueListURN and value elements can occur in semantically 
>incorrect sequences.
>1 - It references Schemas to import that are not required.
>2 - It is extremely verbose as it repeats all the documentation from
>       the specification in the annotation elements (double 
>maintenance effort required)
>       and difficult to read.
>3 - Should define the targetNamespace as the default namespace.
>I am happy to propose an updated XML Schema that addresses the above 
>is the TC feels this is appropriate.
>Cheers...  Renato Iannella
>National ICT Australia (NICTA)
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Rex Brooks
President, CEO
Starbourne Communications Design
GeoAddress: 1361-A Addison
Berkeley, CA 94702
Tel: 510-849-2309

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