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RE: NEW ISSUE: Clarify the policy model for Web Services

From: Ashok Malhotra <ashok.malhotra@oracle.com>
Date: Thu, 14 Sep 2006 11:17:59 -0700
To: "Daniel Roth" <Daniel.Roth@microsoft.com>, "Frederick Hirsch" <frederick.hirsch@nokia.com>
CC: "Sverdlov, Yakov" <Yakov.Sverdlov@ca.com>, "public-ws-policy@w3.org" <public-ws-policy@w3.org>
Message-ID: <20060914111759463.00000003364@amalhotr-pc>

You need to open the Word document in OpenOffice and then export as PDF.
I can do that if you want me to.

All the best, Ashok
 

> -----Original Message-----
> From: public-ws-policy-request@w3.org 
> [mailto:public-ws-policy-request@w3.org] On Behalf Of Daniel Roth
> Sent: Thursday, September 14, 2006 6:52 AM
> To: Frederick Hirsch
> Cc: Sverdlov, Yakov; public-ws-policy@w3.org
> Subject: RE: NEW ISSUE: Clarify the policy model for Web Services
> 
> 
> I actually don't have a way to generate a PDF.  All I did was 
> dump the text into word and then use the Compare 
> functionality.  Does someone out there have a Word -> PDF converter?
> 
> Daniel Roth
> 
> -----Original Message-----
> From: Frederick Hirsch [mailto:frederick.hirsch@nokia.com]
> Sent: Wednesday, September 13, 2006 12:05 PM
> To: Daniel Roth
> Cc: Frederick Hirsch; Sverdlov, Yakov; public-ws-policy@w3.org
> Subject: Re: NEW ISSUE: Clarify the policy model for Web Services
> 
> Daniel
> 
> Can you please send a PDF, I appear to be unable to open this file.
> 
> Thanks
> 
> regards, Frederick
> 
> Frederick Hirsch
> Nokia
> 
> 
> On Sep 13, 2006, at 11:43 AM, ext Daniel Roth wrote:
> 
> > To help people process this proposal, I created the 
> attached diff in 
> > Word so you can see what is changing.
> >
> >
> >
> > Yakov, please make sure that the diff looks right.
> >
> >
> >
> > Thanks.
> >
> >
> >
> > Daniel Roth
> >
> >
> >
> > From: public-ws-policy-request@w3.org [mailto:public-ws-policy- 
> > request@w3.org] On Behalf Of Sverdlov, Yakov
> > Sent: Wednesday, September 13, 2006 7:27 AM
> > To: public-ws-policy@w3.org
> > Subject: Re: NEW ISSUE: Clarify the policy model for Web Services
> >
> >
> >
> > Hi,
> >
> >
> >
> > Here's the draft proposal for section 3.4. As you can see, 
> I tried to 
> > minimize the changes.
> >
> >
> >
> > Regards,
> >
> >
> >
> > Yakov Sverdlov
> >
> > CA
> >
> >
> >
> > 3.4 Policies of Entities in a Web Services-based System
> >
> > Applied in the Web services-based system, policy is used to convey 
> > conditions on an interaction between entities (requester 
> application, 
> > provider service, Web infrastructure component, etc).
> > Any entity in a Web services-based system may expose a policy to 
> > convey conditions under which it functions. Satisfying 
> assertions in 
> > the policy usually results in behavior that reflects these 
> conditions. 
> > For example, if two entities - requester and provider - 
> expose their 
> > policies, a requester might use the policy of the provider 
> to decide 
> > whether or not to use the service. A requester may choose any 
> > alternative since each is a valid configuration for 
> interaction with 
> > the service, but a requester MUST choose only a single 
> alternative for 
> > an interaction with a service since each represents an alternative 
> > configuration.
> >
> > A policy assertion is supported by an entity in the web services- 
> > based system if and only if the entity satisfies the 
> requirement (or 
> > accommodates the capability) corresponding to the 
> assertion. A policy 
> > alternative is supported by an entity if and only if the entity 
> > supports all the assertions in the alternative. And, a policy is 
> > supported by an entity if and only if the entity supports 
> at least one 
> > of the alternatives in the policy. Note that although policy 
> > alternatives are meant to be mutually exclusive, it cannot 
> be decided 
> > in general whether or not more than one alternative can be 
> supported 
> > at the same time.
> >
> > Note that an entity may be able to support a policy even if 
> the entity 
> > does not understand the type of each assertion in the vocabulary of 
> > the policy; the entity only has to understand the type of each 
> > assertion in the vocabulary of a policy alternative the entity 
> > supports. This characteristic is crucial to versioning and 
> incremental 
> > deployment of new assertions because this allows a 
> provider's policy 
> > to include new assertions in new alternatives while 
> allowing entities 
> > to continue to use old alternatives in a backward-compatible manner.
> >
> >
> >
> > <3672_proposal_dif.xml>
> 
> 
> 
> 
Received on Thursday, 14 September 2006 18:19:17 GMT

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