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Re: Preference-Applied Response Header

From: Ken Murchison <murch@andrew.cmu.edu>
Date: Thu, 07 Mar 2013 11:29:16 -0500
Message-ID: <5138C05C.6050103@andrew.cmu.edu>
To: Julian Reschke <julian.reschke@gmx.de>
CC: ietf-http-wg@w3.org
Julian Reschke wrote:
> On 2013-03-07 15:32, Ken Murchison wrote:
>> All,
>> Its not overly important, but as I was coding this up, I started
>> wondering how to categorize this response header in httpbis-22 terms.
>> Would this header be considered part of Control Data, Response Context,
>> Representation Metadata, or something else?  Right now, I'm leaning
>> towards Control Data since Prefer is similar to Expect which is
>> categorized as a Control.
>> And while we're at it, what about these WebDAV response headers:
>> DAV: similar to Allow => Response Context?
> Si.
>> Lock-Token: used in conditional requests => Validator?
> Nope, lock tokens (for the purpose of validation) are passed using "If"...

Unless I'm missing something, doesn't the presence of "if" make a method 
conditional?  The execution of state-changing method on a locked 
resource is conditional upon validation of the correct lock-token in the 
"If" header (or "Lock-Token" in the case of UNLOCK).

Kenneth Murchison
Principal Systems Software Engineer
Carnegie Mellon University
Received on Thursday, 7 March 2013 16:29:50 UTC

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