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resources/representations [was: random comments on 2nd LC of WebArch]

From: Dan Connolly <connolly@w3.org>
Date: Mon, 13 Sep 2004 13:38:08 -0500
To: Dominique HazaŽl-Massieux <dom@w3.org>
Cc: public-webarch-comments@w3.org
Message-Id: <1095100688.6086.557.camel@dirk>

revising subject header field of this sub-thread to better suit
http://www.w3.org/2001/tag/2004lc/lc-status-report.html

On Fri, 2004-08-20 at 16:37, Dan Connolly wrote:
> On Fri, 2004-08-20 at 08:46, Dominique HazaŽl-Massieux wrote:
> > A few  points I noted while skimming through 
> > http://www.w3.org/TR/2004/WD-webarch-20040816/
> [...]
> 
> 2nd main point seems to be...
> 
> > Resources/Representations
> > - section 3.1 has 
> > "The term Information Resource refers to resources that convey
> > information. Any resource that has a representation is an information
> > resource"
> >  This makes several assumptions that it would be nice to explicit and
> > explain:
> >  * a resource having a representation implies that it conveys
> > information
> >  * is the set of Information Resources exactly the set of resources that
> > have a representation? of does it strictly include it?
> >  * the wording "a resource conveys" seems slippery;
> >  * since Resources can be anything, I assume they can be Representation
> > of resources, and thus representation of themselves; I have the feeling
> > this may lead to paradoxes but haven't fully investigated it; maybe
> > Resources and Representations should be in a different domain of
> > discourse?
> >  * if a resource R identified by the URI http://example.org/foo has 2
> > representations in conneg, GETtable at http://example.org/foo.xml and
> > http://example.org/foo.html, is there any relationship between
> > http://example.org/foo, http://example.org/foo.html and
> > http://example.org/foo.xml? if so, which? 
> > 
> > - in 3.3.1, "One cannot carry out an HTTP POST operation using a URI
> > that identifies a secondary resource." this seems very HTTP-specific;
> > any chance this refers to something broader? Otherwise, I suggest it
> > should belong to the HTTP spec, not to WebArch.
> > 
> > - in 3.3.2, "HTTP is an example of a protocol that enables
> > representation providers to use content negotiation."; are there any
> > other protocol with an associated URI scheme that allows such a thing?
> > If so, I suggest to add it as an example.
-- 
Dan Connolly, W3C http://www.w3.org/People/Connolly/
Received on Monday, 13 September 2004 18:37:42 UTC

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