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Re: 304 or 412 for If-Modified-Since?

From: Cyrus Daboo <cyrus@daboo.name>
Date: Thu, 01 Jul 2010 10:10:33 -0400
To: Elias Sinderson <elias@cse.ucsc.edu>, Julian Reschke <julian.reschke@gmx.de>
cc: WebDAV <w3c-dist-auth@w3.org>
Message-ID: <AB7ACCA8F27444AB42E2EC43@socrates.local>
Hi Elias,

--On July 1, 2010 6:53:08 PM +1000 Elias Sinderson <elias@cse.ucsc.edu> 

>> It would probably be a good idea to look at the problem that needs to
>> be solved first. Maybe defining a related resource that aggregates all
>> this hierarchy state (and which as a proper ETag) is all that's needed.
> Possibly -- do you think such a resource could be generated more cheaply
> than maintaining hierarchies of [E/C]Tags? I think this depends largely
> on the implementation details of a given server architecture.

So the WebDAV collection Sync REPORT is meant to take over the role of a 
ctag and provide a true "what changed" synchronization capability. Please 
review past messages on this mailing list.

The one open issue on that REPORT (that I need to follow up on) is whether 
a true Depth:infinity capability should be added to the current Depth:1 

Cyrus Daboo
Received on Thursday, 1 July 2010 14:11:07 UTC

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