Re: [sca-policy] Issues 79 and 104

[ashok malhotra <ashok.malhotra@oracle.com>]

You are correct!
Let me phrase this as a question.  Suppose an implementation is using 
External Attachment and there
is a SCDL with the JMS intent attached.  The SCDL is valid.  When/how is 
the intent satisfied?
All the best, Ashok


David Booz wrote:
>
> This is an interesting idea, but the problem is that not all intents 
> are satisfied via policySets. A proposal along these lines would also 
> have to address intents that are satisfied by bindingTypes (e.g JMS) 
> and implementationTypes (e.g managedTransaction).
>
> Dave Booz
> STSM, BPM and SCA Architecture
> Co-Chair OASIS SCA-Policy TC and SCA-J TC
> "Distributed objects first, then world hunger"
> Poughkeepsie, NY (845)-435-6093 or 8-295-6093
> e-mail:booz@us.ibm.com
>
> Inactive hide details for ashok malhotra ---08/13/2009 08:18:13 
> AM---We need to have some discussion around the question of intashok 
> malhotra ---08/13/2009 08:18:13 AM---We need to have some discussion 
> around the question of intent support. Here is a proposal. This is
>
>
> From: 	
> ashok malhotra <ashok.malhotra@oracle.com>
>
> To: 	
> OASIS Policy <sca-policy@lists.oasis-open.org>
>
> Date: 	
> 08/13/2009 08:18 AM
>
> Subject: 	
> [sca-policy] Issues 79 and 104
>
> ------------------------------------------------------------------------
>
>
>
> We need to have some discussion around the question of intent support.
> Here is a proposal.  This is informed by Mike's note earlier this morning.
>
> Let us define two levels of intent support: intent recognition and
> intent satisfaction.
> With intent recognition, SCDL files containing intents are valid but no
> attempt is made to satisfy the intents.
> With intent satisfaction, intents contained in SCDL files are satisfied
> using available policySets.
>
> These two levels of support are used with External Attachment and Direct
> Attachment, respectively.
>
> *External Attachment: *SCDL files containing intents are validated.  
> Externally attached policySets are then
> processed.  The functions specified in their @attachTo attributes are
> evaluated and the policySets are attached
> as indicated by these functions.  The functions specified in the
> @attachTo attributes of policySets may use the
> presence of intents.  After the policySets are attached, the intents are
> discarded.
> *
> Direct Attachment: * SCDL files containing intents are validated.  
> Intents contained within the SCDL files are
> satisfied using the available policySets.
>
> If folks are agreeable to this explanation, we need to add words to the
> description of External Attachment to clarify.
> -- 
> All the best, Ashok
>
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