Re: [sca-assembly] Binding name in the service/reference promotioncase

[Simon Nash <oasis@cjnash.com>]

Simon,
Your reasoning makes sense to me, and my preference is also for the
name of the binding not to change on promotion.

   Simon

Simon Holdsworth wrote:
> 
> Raymond,
> 
> Good question; It seems a bit odd to me to have a binding change its 
> name when its parent service is promoted, however what you would then 
> end up with from an external viewpoint would be promoted service 2 
> having binding with name service 1, which also seems a little odd.
> 
> having the name change on promotion does introduce the possibility of an 
> unpromotable service:
> 
> <composite ...>
>       <service name="Service2" promote="Component1/Service1">
> 
>       <component name="Component1">
>                    <service name="Service1">
>                                <binding.sca/> <!-- it can be created 
> implicitly if no bindings are present -->
>                                 <binding.ws name="Service2"/>
>                    </service>
>       </component>
> ...
> </composite>
> 
> This would fail because you'd end up with two bindings on Service2 with 
> the same name.
> 
> For that reason I'd prefer that the binding name defaults to the name of 
> its parent service (or reference) element.
> 
> Regards, Simon
> 
> Simon Holdsworth
> STSM, SCA Bindings Architect; Master Inventor; OASIS SCA Bindings TC Chair
> MP 211, IBM UK Labs, Hursley Park, Winchester SO21 2JN, UK
> Tel +44-1962-815059 (Internal 245059) Fax +44-1962-816898
> Internet - Simon_Holdsworth@uk.ibm.com
> 
> 
> From: 	Raymond Feng <rfeng@us.ibm.com>
> To: 	sca-assembly@lists.oasis-open.org
> Date: 	30/09/2009 16:54
> Subject: 	[sca-assembly] Binding name in the service/reference promotion 
> case
> 
> 
> ------------------------------------------------------------------------
> 
> 
> 
> Hi,
> 
> In a composite as follows:
> 
> <composite ...>
>       <service name="Service2" promote="Component1/Service1">
> 
>       <component name="Component1">
>                    <service name="Service1">
>                                <binding.sca/> <!-- it can be created 
> implicitly if no bindings are present -->
>                    </service>
>       </component>
> ...
> </composite>
> 
> The binding.sca will get a name "Service1". When it is inherited by the 
> composite service "Service2", what happens to its name? Should it be 
> "Service1" or "Service2"?
> 
> Thanks,
> Raymond
> ------------------------------------------------------------------------
> *Raymond Feng*
> Senior Software Engineer, Apache Tuscany PMC Member & Committer /
> IBM Bay Area Lab, 1001 E Hillsdale Blvd, Suite 400, Foster City, CA 
> 94404, USA*
> E-mail*//: //_rfeng@us.ibm.com_/ <mailto:rfeng@us.ibm.com>/, *Notes*//: 
> Raymond Feng/Burlingame/IBM, *Tel*//: 650-645-8117, *T/L*//: 367-8117*
> Apache Tuscany*//: //_http://tuscany.apache.org_/ 
> <http://tuscany.apache.org/>/
> Co-author of Tuscany In Action: //_http://www.manning.com/laws_// /
> ------------------------------------------------------------------------
> 
> 
> 
> 
> 
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