Re: [ws-rx] PR035: multiple DA policies?

[Paul Fremantle <paul@wso2.com>]

+1 to your suggestion and +1 to letting the editors handle it.

Paul

Marc Goodner wrote:
> Agree, something along the lines of “When there are multiple policy 
> alternatives the of the RM Assertion, the delivery assurance on each 
> MUST NOT conflict.”
> 
>  
> 
>  
> 
> *From:* Doug Davis [mailto:dug@us.ibm.com]
> *Sent:* Thursday, February 01, 2007 3:28 PM
> *To:* Gilbert Pilz
> *Cc:* ws-rx@lists.oasis-open.org
> *Subject:* RE: [ws-rx] PR035: multiple DA policies?
> 
>  
> 
> 
> I think we could leave that for the editors - as I mentioned, I think 
> its an obvious thing.
> 
> thanks
> -Doug
> ______________________________________________________
> STSM  |  Web Services Architect  |  IBM Software Group
> (919) 254-6905  |  IBM T/L 444-6905  |  dug@us.ibm.com
> 
> *"Gilbert Pilz" <gpilz@bea.com>*
> 
> 02/01/2007 05:50 PM
> 
> 	
> 
> To
> 
> 	
> 
> Doug Davis/Raleigh/IBM@IBMUS
> 
> cc
> 
> 	
> 
> <ws-rx@lists.oasis-open.org>
> 
> Subject
> 
> 	
> 
> RE: [ws-rx] PR035: multiple DA policies?
> 
>  
> 
> 	
> 
> 
> 
> 
> I wasn't smart enough to figure this out at the time, but Doug has a 
> point. You could have separate policies attached to the both binding and 
> endpoint components of a WSDL description. When you combined these 
> policies it might result in something like "This endpoint is using both 
> AtLeastOnce and AtMostOnce". I'm not sure if requiring them to be 
> "semantically equivalent" would cut it. I'm not sure I know what 
> "semantically equivalent" even means in this context.
>  
> Do we have another issue here?
>  
> - gp
> 
> ------------------------------------------------------------------------
> 
> *From:* Doug Davis [mailto:dug@us.ibm.com] *
> Sent:* Thursday, February 01, 2007 2:38 PM*
> To:* Gilbert Pilz*
> Subject:* Re: [ws-rx] PR035: multiple DA policies?
> 
> 
> Gil was afraid to mention this one the call but this is a potential 
> issue.  I think if we added something like:
>  If the DA assertion appears in more than one policy alternative, for a 
> given endpoint, then they MUST all be semantically equivalent.
> But maybe its just obvious.
> 
> thanks
> -Doug
> ______________________________________________________
> STSM  |  Web Services Architect  |  IBM Software Group
> (919) 254-6905  |  IBM T/L 444-6905  |  dug@us.ibm.com
> 
> *"Gilbert Pilz" <gpilz@bea.com>*
> 
> 02/01/2007 02:56 PM
> 
> 	
> 
>  
> 
> To
> 
> 	
> 
> <ws-rx@lists.oasis-open.org>
> 
> cc
> 
> 	
> 
> Subject
> 
> 	
> 
> [ws-rx] PR035: multiple DA policies?
> 
>  
> 
> 	
> 
> 
> 
> 
> 
> Reading through the proposed changes to WS-RM Policy for PR035 it seems 
> to me that it is possible for a endpoint to advertise support for 
> multiple DAs, for example, AtLeastOnce* or* AtMostOnce. Is this true?
> 
> - gp
> 

-- 
Paul Fremantle
VP/Technology and Partnerships, WSO2
OASIS WS-RX TC Co-chair

http://bloglines.com/blog/paulfremantle
paul@wso2.com
(646) 290 8050

"Oxygenating the Web Service Platform", www.wso2.com