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Re: New AFTF draft.

From: Jean-Jacques Moreau <moreau@crf.canon.fr>
Date: Wed, 11 Sep 2002 18:09:10 +0200
Message-ID: <3D7F6AA6.1070108@crf.canon.fr>
To: "John J. Barton" <John_Barton@hpl.hp.com>
CC: David Orchard <dorchard@bea.com>, "'Christopher B Ferris'" <chrisfer@us.ibm.com>, "'Henrik Frystyk Nielsen'" <henrikn@microsoft.com>, "'Carine Bournez'" <carine@w3.org>, "'Herve Ruellan'" <ruellan@crf.canon.fr>, xml-dist-app@w3.org, "'Yves Lafon'" <ylafon@w3.org>

Well, my understanding is that HTTP GET+URI returns a 
representation of the resource at that URI; resources don't travel.

The analogy here is that the SOAP processor also retrieves a 
representation of the resource via its URI. That representation 
is precomputed and part of the message.

Jean-Jacques.

John J. Barton wrote:
> 
>  From the perspective of the SOAP module the attachments are
> resources.  That is why we use URIs to name them.
> 
>  From the perspective of the packaging module the attachments
> are representations.  It deals with bytes.
> 
> The confusing concept from the Web point of view is "Compound
> SOAP structure".  This programming construct cannot be
> precisely defined: it may contain pointers that are not bound.  A
> compound SOAP structure is a logically a "view" rather than a
> physical region of memory or a packet of data.  The construct
> that can be defined is the message package.  That is why writing
> the spec for the package is easier that defining how the package
> looks from the SOAP layer.
> 
> John.
> 
> At 06:44 AM 9/11/2002 -0700, David Orchard wrote:
> 
>> Seems to me it should be a representation rather than a resource.  Even
>> though the representation might be identified by a URI (and so be 
>> confused
>> with a Resource).  The web architecture is pretty clear that resources 
>> are
>> hidden by servers.
>>
>> Cheers,
>> Dave
>>
>> > -----Original Message-----
>> > From: xml-dist-app-request@w3.org
>> > [mailto:xml-dist-app-request@w3.org]On
>> > Behalf Of Jean-Jacques Moreau
>> > Sent: Wednesday, September 11, 2002 3:04 AM
>> > To: Christopher B Ferris
>> > Cc: Henrik Frystyk Nielsen; Carine Bournez; Herve Ruellan;
>> > xml-dist-app@w3.org; Yves Lafon
>> > Subject: Re: New AFTF draft.
>> >
>> >
>> >
>> > They're not resources, but representations of resources?
>> > Personally, I think part reads better than resource in this context.
>> >
>> > Jean-Jacques.
>> >
>> > Christopher B Ferris wrote:
>> > > Well, there's 'resource' which fits in nicely with the Web
>> > architecture.
>> > >
>> > > e.g.
>> > >         "Compound SOAP structure
>> > >          A compound SOAP structure consists of a primary
>> > SOAP message part
>> > >          and zero or more related resources."
>> > >
>> > > I would even go as far as to add: "identified by a URI".
>> >
> 
> 
> ______________________________________________________
> John J. Barton          email:  John_Barton@hpl.hp.com
> http://www.hpl.hp.com/personal/John_Barton/index.htm
> MS 1U-17  Hewlett-Packard Labs
> 1501 Page Mill Road              phone: (650)-236-2888
> Palo Alto CA  94304-1126         FAX:   (650)-857-5100
> 
Received on Wednesday, 11 September 2002 12:09:14 GMT

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