Re: URI itself is a resource?

Thank you! But I am a little bit confused that:

On Thu, May 5, 2011 at 19:05, Pierre-Antoine Champin <
swlists-040405@champin.net> wrote:

> On 05/02/2011 10:33 AM, Jitao Yang wrote:
> > Dear all,
> >
> > In [1], "the term "resource" is used in a general sense for whatever
> > might be identified by a URI". Then is URI itself a resource or not? > If
> a URI can be identified by another URI?
>
> Well, anything you can talk about and identify can be considered a
> resource. URIs are no exception. However...
>
> > Such as: I have a webpage W-1,
> > and I move to a new webpage W-2, whenever people click W-1, then it will
> > redirect to W-2 automatically. Therefore, can we consider W-1 as an
> > identifier of W-2?
>
> No... The fact that HTTP-GETting W-1 issues a 3xx Redirect to W-2 does
> not by any mean allow you to infer that W-1 identifies the URI W-2 -- or
> the resource identified by W-2, for that matter...
>
>
from [1], the 303 response is "A URI", if we can not infer: "W-1 identifies
the URI W-2", then W-1 identifies what? And could you please give me an
example on one identifier identifies another identifier? Thank you!

Best regards,
Jitao


> The only inferences that you can make from HTTP respones about what a
> URI identifies are listed in [1].
>
>  pa
>
> [1]
>
> http://www.w3.org/2001/tag/doc/httpRange-14/2007-05-31/HttpRange-14#ref-deref-table
>
> >
> > [1] http://tools.ietf.org/html/rfc3986
> >
> > Thanks,
> > Jitao
>
>