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Subject: [NEW ISSUE]: SCA schema fixes requested for sca-core.xsd (based on OSOA site versions, that may be copied to OASIS site)
Raiser: Dale Moberg Description: For sca-core.xsd, four Unique Particle
Attribution Constraint violations ( that is, multiple or “ambiguous”
derivations for valid instances exist). 1. complexType “Service”, for certain cases
(sca:callback omitted mainly), and when there are elements from ##other
namespaces, derivations from either “Any” element within the
choices can exist for a single instance. 2. complexType “Reference” problem similar to
case 1 3. complexType “ComponentService” problem also
involves instances where either “Any” element from ##other
namespaces can appear in derivations. 4. complexType “ComponentReference” problem also
involves instances where either “Any” element from ##other
namespaces can appear in derivations. Proposal: Possibly condense the “Any” elements
together? Possibly a more general discussion about extensions in XSD and ways
to avoid the UPA violation is needed. D. Orchard http://pacificspirit.com/Authoring/Compatibility/
has a page of links related to these questions arising out of wsdl and policy
and other xsd extension and versioning struggles. |
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