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RE: REQUEST FOR AGENDA ITEM re. http://www.w3.org/2006/07/12-ws-policy-minutes.html#action05

From: Asir Vedamuthu <asirveda@microsoft.com>
Date: Tue, 25 Jul 2006 12:11:09 -0700
Message-ID: <4DF3D07B9910264B9470DA1F811D1A950AE8C648@RED-MSG-43.redmond.corp.microsoft.com>
To: "Ashok Malhotra" <ashok.malhotra@oracle.com>, <public-ws-policy@w3.org>

That is your choice.

Regards,
 
Asir S Vedamuthu
Microsoft Corporation

-----Original Message-----
From: Ashok Malhotra [mailto:ashok.malhotra@oracle.com] 
Sent: Tuesday, July 25, 2006 11:29 AM
To: Asir Vedamuthu; public-ws-policy@w3.org
Subject: RE: REQUEST FOR AGENDA ITEM re.
http://www.w3.org/2006/07/12-ws-policy-minutes.html#action05

> You mentioned three operations: search, login and buy. These 
> three operations describe three different message exchanges.

If they are separate message exchanges then you would have to 
negotiate/match policies before each exchange.  

All the best, Ashok
 

> -----Original Message-----
> From: Asir Vedamuthu [mailto:asirveda@microsoft.com] 
> Sent: Tuesday, July 25, 2006 11:09 AM
> To: Ashok Malhotra; public-ws-policy@w3.org
> Subject: RE: REQUEST FOR AGENDA ITEM re. 
> http://www.w3.org/2006/07/12-ws-policy-minutes.html#action05
> 
> Hi Ashok,
> 
> Not necessarily.
> 
> You mentioned three operations: search, login and buy. These 
> three operations describe three different message exchanges.
> 
> Policies associated with an endpoint policy subject apply to 
> any message exchange made using that endpoint. 
> 
> The Amazon service may have capabilities and requirements 
> that can be expressed as policy expressions. Requestors may 
> use the effective policy of the endpoint to determine whether 
> one of the contained policy alternatives can be met in order 
> to interact with the Amazon service.
> Such requestors may choose any of these policy alternatives 
> and must choose exactly one of them for a successful message 
> exchange. Requestors may choose a different policy 
> alternative for a subsequent message exchange. Or, requestors 
> may use the same policy alternative for a subsequent message exchange.
> 
> I hope this helps.
> 
> Regards,
>  
> Asir S Vedamuthu
> Microsoft Corporation
> 
> -----Original Message-----
> From: public-ws-policy-request@w3.org
> [mailto:public-ws-policy-request@w3.org] On Behalf Of Ashok Malhotra
> Sent: Tuesday, July 25, 2006 5:04 AM
> To: public-ws-policy@w3.org
> Subject: REQUEST FOR AGENDA ITEM re.
> http://www.w3.org/2006/07/12-ws-policy-minutes.html#action05
> 
> 
> In thinking about the above action a question arose and I 
> thought it may be worthwhile settling the question before 
> going on to the action.
> 
> When I work with Amazon, for example, I may send more than 
> one type of message.
> I may send a few search messages followed by some login 
> messages, followed by a buy message.
> Thus, such a conversation encompasses multiple types of messages.
> 
> When endpoints match policies do they match policies for all 
> possible messages that may occur in the conversation?  The 
> answer seems obvious but a clarification may help.
> 
> All the best, Ashok
> 
> 
> 
> 
Received on Tuesday, 25 July 2006 19:11:20 GMT

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