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Re: Binding example discussion

From: Mark Nottingham <mnot@akamai.com>
Date: Wed, 18 Jul 2001 09:40:26 -0700
To: christopher ferris <chris.ferris@east.sun.com>
Cc: Marc Hadley <marc.hadley@Sun.COM>, XML Distributed Applications List <xml-dist-app@w3.org>
Message-ID: <20010718094016.A23149@akamai.com>

So, if we have a separate binding for each combination of functions
used in the message, how -- and where -- do we denote the binding?


On Wed, Jul 18, 2001 at 09:36:39AM -0400, christopher ferris wrote:
> +1
> 
> I think that the binding should be explicit as to the
> correlation. If there is no correlation between a request and response
> SOAP envelope carried over a single HTTP exchange, then that 
> would/should be described in a separate binding.
> 
> Cheers,
> 
> Chris
> 
> Marc Hadley wrote:
> > 
> > Mark Nottingham wrote:
> > >
> > > There has been some discussion amongst the binding TF regarding
> > > example bindings, to help us discover requirements for defining a
> > > binding. As part of this, I generated a candiate for a HTTP binding
> > > definition.
> > >
> > The candidate HTTP binding contains the following text:
> > 
> > "correlation - HTTP provides implicit corellation between its request
> > and response messages; SOAP applications may choose to infer corellation
> > between the SOAP envelope transfered by the HTTP request and the SOAP
> > envelope returned with the associated HTTP response."
> > 
> > I'm not sure that this is really rigorous enough to allow interop. What
> > if the SOAP receiver (HTTP server) decides not to infer correlation and
> > the SOAP sender (HTTP client) decides to infer correlation. Unless we
> > have a means to allow the client and server to agree on on whether the
> > response is correlated to the request then we have to specify it one way
> > or the other - no ?
> > 
> > This comes back to the need in a binding for an unambiguous
> > specification of connection/channel/endpoint usage/management that I
> > called for in the recent binding TF con call.
> > 
> > Cheers,
> > Marc.
> > 
> > --
> > Marc Hadley <marc.hadley@sun.com>
> > Tel: +44 1252 423740
> > Int: x23740
> 

-- 
Mark Nottingham, Research Scientist
Akamai Technologies (San Mateo, CA USA)
Received on Wednesday, 18 July 2001 12:40:34 GMT

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