Re: PATCH, Expect, Prefer, etc

On tor, 2007-08-02 at 23:18 -0700, James M Snell wrote:

> the client rather than the complete original response.  If the request
> contains 209-content-returned and the server responds with 200 or 204
> (or whatever), then it obviously will not be capable of fulfilling the
> preference and must ignore it.

Can't it? What stops the proxy from issuing a GET in that case and
returning the 200 response as a 209?

Note: Not saying it's generally a good thing or even desired for a proxy
to do, and only makes sense in very special controlled deployments.

Regards
Henrik