Re: [wsbpel] Issue - R24 - Externally referenced locally-scopedpartnerLinks

[Danny van der Rijn <dannyv@tibco.com>]

Dieter Koenig1 wrote:
> The WS-BPEL specification does not standardize external references to
> partner links or other elements. Moreover, it is out of scope how partner
> links are bound.
>   

+1

I would prefer that any public response to the question not muddy the 
question with the below response.
> One could imagine e.g. using XPath expressions for uniquely identifying
> constructs within a WS-BPEL process definition. Naturally, this does not
> consider runtime aspects. Scopes with local partner links may be embedded
> in repeatable constructs (loops or event handlers) where partner links
> inside each scope instance may have to be treated individually.
>
> For the purpose of binding WS-BPEL partner links to external entities, see
> also the papers produced by the Open Service Oriented Architecture
> collaboration (osoa.org), in particular the Service Component Architecture
> (SCA) Client and Implementation Model for BPEL (at
> http://osoa.org/download/attachments/35/SCA_ClientAndImplementationModelforBPEL_v0.95.pdf?version=2)
>  which specifies the binding of WS-BPEL partner links within an SCA
> component assembly and also addresses scoped partner links (in section
> 1.3.3).
>
> HTH
> Kind Regards
> DK
>                                                                                                                          
>  Dieter König                                Mail: dieterkoenig@de.ibm.com         IBM Deutschland Entwicklung GmbH      
>                                                                                                                          
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>  Architect, Business Process Choreographer   Fax (office): (+49) 7031-16-4890      71032 Böblingen                       
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>  Member, Technical Expert Council            Tel (home office): (+49) 7032-201464  Germany                               
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>              18.10.2006 01:13                                              
>                                                                    Subject 
>                                        [wsbpel] Issue - R24 - Externally   
>              Please respond to         referenced locally-scoped           
>              wsbpel@lists.oasi         partnerLinks                        
>                 s-open.org                                                 
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> Issue - R24 - Externally referenced locally-scoped partnerLinks
>
>
> Status: received
> Date added: 17 Oct 2006
> Origin: Public comment - Jim Clunes, 16 October 2006
> Date submitted: 17 October 2006
> Description: Is there a standard way to refer to a locally-scoped
> partnerLink from outside the process? My reading of the specification is
> that partnerLink names need only be unique within the scope that they are
> defined, not necessarily unique to the entire process.
>
>
> However, the last sentence of section 6.2 says:
>       The initial binding information of a <partnerLink> can be set as a
>       part of business process deployment, regardless of whether it is
>       declared on the <process> or <scope> element level.
>
>
> What identifier should deployment descriptors use to reference these
> locally-scoped partnerLinks for the purpose of initializePartnerRole?
> Changes: 17 Oct 2006 - new issue
>
>
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