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Subject: RE: [wsn] Multiple endpoints in IRP?
- From: Steve Graham <sggraham@us.ibm.com>
- To: "Vambenepe, William N" <vbp@hp.com>
- Date: Fri, 6 Aug 2004 08:22:22 -0400
*WSDM* is providing a "collection"
mechanism? Is this related to WSRF's Service Group?
++++++++
Steve Graham
(919)254-0615 (T/L 444)
STSM, On Demand Architecture
Member, IBM Academy of Technology
<Soli Deo Gloria/>
++++++++
| "Vambenepe, William N"
<vbp@hp.com>
08/06/2004 03:18 AM
|
To:
"David Hull" <dmh@tibco.com>
cc:
Steve Graham/Raleigh/IBM@IBMUS, <wsn@lists.oasis-open.org>
Subject:
RE: [wsn] Multiple endpoints in IRP? |
Yes, it is an accepted requirement of the WSDM TC
to provide a
"collection" mechanism.
William
-----Original Message-----
From: David Hull [mailto:dmh@tibco.com]
Sent: Thursday, August 05, 2004 8:45 PM
To: Vambenepe, William N
Cc: Steve Graham; wsn@lists.oasis-open.org
Subject: Re: [wsn] Multiple endpoints in IRP?
Yes, I now realize I misread the original statement.
However, I'm still curious whether the WSRF subgroup will be exploring
means of multiple addressing.
Vambenepe, William N wrote:
>(with my TC member hat on, not my chair hat)
>
>The statement you pointed out is really just a reinforcement of the
>rules of the IRP. And, as Steve says, it doesn't imply any capability
>to address WS-Resources as groups. Or did I misunderstand your question
>David?
>
>William
>
>
>________________________________
>
>From: Steve Graham [mailto:sggraham@us.ibm.com]
>Sent: Thursday, August 05, 2004 1:43 PM
>To: David Hull
>Cc: wsn@lists.oasis-open.org
>Subject: Re: [wsn] Multiple endpoints in IRP?
>
>
>
>hi David:
>I would think that one of our WSDM colleagues could comment further.
>But from my read of the statement you quoted from WSDM MUWS, it was
>simply observing that a manageability endpoint (eg a Web service
>endpoint) may be the front end for multiple resources. Therefore
the
>IRP must be used to identify any single one of those resources. I
>didn't get the read that there was any capability implied to access
a
>group of more than one resource with a single EPR. This is not
>possible from what I understand of WS-Addressing.
>
>sgg
>
>++++++++
>Steve Graham
>(919)254-0615 (T/L 444)
>STSM, On Demand Architecture
>Member, IBM Academy of Technology
><Soli Deo Gloria/>
>++++++++
>
>
>
>
>
David Hull <dmh@tibco.com>
>
>08/05/2004 04:14 PM
>
>
> To: wsn@lists.oasis-open.org
> cc:
> Subject: [wsn]
Multiple endpoints in IRP?
>
>
>
>While reading through WSDM MUWS, I ran across this interesting
>statement:
>
>"If the manageability endpoint corresponds to a variable number
(zero
>or
>
>more) of manageable resources, then the WSRF Implied Resource Pattern
>MUST be followed. This means that the element(s) listed in the
>ReferenceProperties of a WS-Resource qualified EPR must be included
in
>the header of messages sent to such manageability endpoints."
>
>This seems to imply a WS-Address with multiple ReferenceProperties
>elements, one for each EPR.
>
>Does the IRP allow for multiple resources to be addressed as a group?
>Does this have to be done via repeated ReferenceProperties elements,
or
>could one give a predicate instead, or bake something magic into the
>Address URI?
>
>I realize that the IRP is in a fluid state at the moment, but I'd be
>interested to know current thinking. Is this the sort of issue
the
>WSRP
>
>subgroup is trying to address?
>
>
>
>
>
>
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