• To: "Didier PH Martin" <martind@n...>,"xml-dev" <xml-dev@l...>
• Subject: RE: SOAP and the Web
• From: "Julian Reschke" <julian.reschke@g...>
• Date: Thu, 2 May 2002 22:01:36 +0200
• Importance: Normal
• In-reply-to: <021f01c1f20d$5c891970$6401a8c0@didierhome>

> From: Didier PH Martin [mailto:martind@n...]
> Sent: Thursday, May 02, 2002 9:13 PM
> To: Paul Prescod; xml-dev
> Subject: Re:  SOAP and the Web
>

Didier,

> ..
>
> a) The resource is an abstract entity representing something on
> the web. Its
> a metaphysical monad, an abstarct thing associated to a concrete
> thing: the
> representation.
> b) A resource may be identified by a URI. More particularly its location
> represented by a URL and its name by a URN.
> c) The outcome of an HTTP GET operation on a particular resource
> identified
> by a particular URI is its representation.
>
> However, a resource has not:
> a) several representations

How do come to that conclusion? The representation returned upon GET depends
on a variety of factors, including HTTP request headers, time of day and so
on... So clearly a resource can have many representations.

> b) several URIs.

Depends on how you define identity of URIs. For particular URI schemes, two
URIs may identify the same resource even if they aren't lexically identical.

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