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Re: Multiple Content-Location headers

From: Ben Laurie <ben@algroup.co.uk>
Date: Wed, 14 Jan 1998 00:33:49 +0000
Message-Id: <34BC07ED.A9C96FEC@algroup.co.uk>
To: "David W. Morris" <dwm@xpasc.com>
Cc: Jacob Palme <jpalme@dsv.su.se>, Scott Lawrence <lawrence@agranat.com>, IETF working group on HTML in e-mail <mhtml@segate.sunet.se>, http-wg%cuckoo.hpl.hp.com@hplb.hpl.hp.com
David W. Morris wrote:
> 
> On Tue, 13 Jan 1998, Jacob Palme wrote:
> 
> > At 08.52 -0500 98-01-13, Scott Lawrence wrote:
> > > The usage of Content-Location within HTTP is specifically to allow the
> > > specification of which one of some number of alternate versions of an
> > > entity is in this response.
> >
> > I do not quite understand how you are able to designate one location
> > as the primary one, if you are sending two copies of exactly the
> > same object, referenced in two different ways. In the case you
> > describe, how can you say that C is primary and D is secondary?
> 
> The point is that a single resource may exist in english and french
> versions (or an image in high, medium, and low resolution, etc.) and
> based on other information, primarily HTTP header content such as
> Accept-language, the server picks one of the versions to return as the
> response. The server notifies the client and any intervening caches
> that the identity of the response is some other URL via the
> Content-location field. In other words, the versions are not the
> exact same object.

Eh? Aren't you describing variants here?

Cheers,

Ben.

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Received on Tuesday, 13 January 1998 16:38:22 EST

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