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Re: MEPs: Hardcoded or not? (was: Re: Minutes of teleconference02-05-23)

From: Jean-Jacques Moreau <moreau@crf.canon.fr>
Date: Thu, 30 May 2002 16:48:44 +0200
Message-ID: <3CF63BCC.F6B6EB92@crf.canon.fr>
To: Jacek Kopecky <jacek@systinet.com>
CC: www-ws-desc@w3.org, Glen Daniels <gdaniels@macromedia.com>

So far, the only two SOAP MEPs we have (well, one and a half, really)
are between two nodes only. IMO, we should be able to model such simple
MEPs in WSDL.

Jean-Jacques.

Jacek Kopecky wrote:

>  Jean-Jacques,
>  IMO in WSDL the term MEP is a bit different from SOAP MEP. The
> difference is that in SOAP an MEP may span multiple nodes and is
> defined from the point of view of a message, whereas WSDL
> describes one node and all MEPs used in WSDL must be defined from
> the point of view of that one described node.
>  In WSDL, other MEPs than one-way and request/response should
> IMHO be viewed as orchestration, out of scope of WSDL. Therefore
> we can hardcode these two.
>  Best regards,
>
>                    Jacek Kopecky
>
>                    Senior Architect, Systinet Corporation
>                    http://www.systinet.com/
>
> On Fri, 24 May 2002, Jean-Jacques Moreau wrote:
>
>  > I was not able to attend yesterday, and I apologize in advance if
>  > I am reiterating a discussion that has occured already, but I
>  > wanted to point out that I agree with Glen and that, if possible,
>  > MEPs should not be hardcoded into the spec.
>  >
>  > Specifically, SOAP 1.2 currently defines one MEP. It is expected
>  > that specification for other MEPs will be produced in the future.
>  > I think it would be desirable that these other MEPs can be
>  > described in WSDL, otherwise there will be services out there
>  > that cannot be described (and hence used).  It would be desirable
>  > if these other MEPs can be described without us reopening the
>  > whole spec every time.
>  >
>  > Thank you,
>  >
>  > Jean-Jacques.
>  >
Received on Thursday, 30 May 2002 10:50:24 GMT

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