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Re: write-up of interaction patterns

From: Sanjiva Weerawarana <sanjiva@watson.ibm.com>
Date: Mon, 20 Jan 2003 06:15:45 -0500
Message-ID: <006901c2c075$4a1ee300$29060e09@lankabookwin2k>
To: "Jean-Jacques Moreau" <jean-jacques.moreau@crf.canon.fr>
Cc: "Glen Daniels" <gdaniels@macromedia.com>, <www-ws-desc@w3.org>

That's getting dangerously close to orchestration .. I can do that
using BPEL for example and I'd draw the line for WSDL away from
that.

As long as we keep whatever is in WSDL scoped to saying stuff
about a single service we're in safe territory IMHO.

Sanjiva.

----- Original Message -----
From: "Jean-Jacques Moreau" <jean-jacques.moreau@crf.canon.fr>
To: "Sanjiva Weerawarana" <sanjiva@watson.ibm.com>
Cc: "Glen Daniels" <gdaniels@macromedia.com>; <www-ws-desc@w3.org>
Sent: Monday, January 20, 2003 6:01 AM
Subject: Re: write-up of interaction patterns


>
> What it there are three (or mode) nodes instead of just two. How
> would we differentiate between the different "client" nodes?
>
> Jean-Jacques.
>
> Sanjiva Weerawarana wrote:
> > But I thought we all agreed at some F2F that WSDL was always
> > describing the server's perspective. If that agreement still
> > holds then the "what node am I" issue is not there .. the WSDL
> > description of the MEP always takes the role of the "server"
> > of the MEP.
> >
> > Sanjiva.
> >
> > ----- Original Message -----
> > From: "Jean-Jacques Moreau" <jean-jacques.moreau@crf.canon.fr>
> > To: "Glen Daniels" <gdaniels@macromedia.com>
> > Cc: "Sanjiva Weerawarana" <sanjiva@watson.ibm.com>; <www-ws-desc@w3.org>
> > Sent: Monday, January 20, 2003 4:06 AM
> > Subject: Re: write-up of interaction patterns
> >
> >
> >
> >>Either syntax is fine with me, as long as we can carry the
> >>information described by Glen below.
> >>
> >>Jean-Jacques.
> >>
> >>Glen Daniels wrote:
> >>
> >>>When you lay this into WSDL, I think you need both "what node am I" and
> >
> > "what
> >
> >>>messages in the WSDL correspond to what messages in the MEP
description.
> >
> > An
> >
> >>>example of this would be as follows (using my preferred syntax, natch
> >
> >:)):
> >
> >>><operation mep="request-response-uri" role="node-B-uri">
> >>>  <input message="someMessage" role="Request"/>
> >>>  <output message="otherMessage" role="Response"/>
> >>></operation>
> >
> >
Received on Monday, 20 January 2003 06:17:29 GMT

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