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Re: section 2.2.22 Message Exchange Pattern (MEP)

From: David Booth <dbooth@w3.org>
Date: Fri, 18 Jul 2003 15:39:35 -0400
Message-Id: <>
To: jones@research.att.com
Cc: chrisfer@us.ibm.com, www-ws-arch@w3.org

At 10:41 AM 7/15/2003 -0400, jones@research.att.com wrote:
>         Date: Mon, 14 Jul 2003 19:27:35 -0400
>         To: jones@research.att.com
>         From: David Booth <dbooth@w3.org>
>         . . .
>         Personally, I think all we need to do is drop the word "SOAP"
>         and change the word "nodes" to "agent", in order to be more
>         consistent with the rest of our text:
>                  "A Message Exchange Pattern (MEP) is a template
>                 that establishes a pattern for the exchange of
>                 messages between nodes."
>         From a WS Architecture point of view, I think that definition 
> nails it.
>I can live with your suggestion, but I think it underspecifies the
>architecture.  For example, it doesn't provide any architectural
>guidance as to the kind of messaging patterns that might be
>appropriate in developing specifications for pattern languages, for
>bindings, etc.  I can see some real potential downsides in trying to
>get a clean architecture if some clean sense of layering is not
>properly observed.  What if an MEP (your definition) doesn't account
>for all of the faults or response messages that arise from the
>messages within it?

I think it would be fine to add such guidance if you think it's a good idea.

David Booth
W3C Fellow / Hewlett-Packard
Telephone: +1.617.253.1273
Received on Sunday, 20 July 2003 22:59:26 UTC

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