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uddi-spec message

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Subject: RE: [uddi-spec] CR-010: isReplacedBy tModel


I'm thinking that the better alternative is to create an
isReplacedByMultiple tModel.

> -----Original Message-----
> From: Von Riegen, Claus [mailto:claus.von.riegen@sap.com]
> Sent: Wednesday, January 22, 2003 7:42 AM
> To: 'Anne Thomas Manes'; Uddi-Spec
> Subject: RE: [uddi-spec] CR-010: isReplacedBy tModel
>
>
> Anne,
>
> Thanks for the well-prepared change request.
>
> As you note in section 3 (Impact statement), there is a
> significant impact for UDDI V2 registries if we make the change
> for V2 also, especially if the tModel is already used often.
>
> However, there is at least a similar impact for UDDI V3
> registries that also support UDDI V2 APIs: at the time UDDI V3 is
> implemented, all keyedReferences to the V2 isReplacedBy
> identifier system within an identifierBag have to be migrated to
> then occur within a categoryBag. Otherwise, the V2/V3
> multi-version registry would have to switch between the two
> personalities of the keyedReference on the fly - and would have
> to support two personalities of the same tModel for the different
> UDDI versions as well (note that the key for the isReplacedBy
> tModel is not changed).
> But the migration would mean that V2 API call response messages
> would contain the isReplaceBy tModel as a category system, which
> is simply wrong per the V2 specification.
> Thus, I have the dim feeling that we have to change the
> categorization for the isReplacedBy tModel already in V2 in order
> to prevent problems that can occur later.
>
> An alternative could be to not change the categorization at all ...
>
> Thoughts?
>
> Claus
>
> -----Original Message-----
> From: Anne Thomas Manes [mailto:anne@manes.net]
> Sent: Mittwoch, 22. Januar 2003 00:39
> To: Uddi-Spec
> Subject: [uddi-spec] CR-010: isReplacedBy tModel
>
>
>
>
> Anne Thomas Manes
> 617-497-1748 (land)
> 617-642-3144 (mobile)
>
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