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Re: ETags?

From: Roy T. Fielding <fielding@gbiv.com>
Date: Thu, 27 Jan 2005 17:14:52 -0800
Message-Id: <03417DD6-70CA-11D9-AD7B-000D93324AD6@gbiv.com>
Cc: Julian Reschke <julian.reschke@gmx.de>, WebDAV WG <w3c-dist-auth@w3.org>
To: Lisa Dusseault <lisa@osafoundation.org>

On Jan 27, 2005, at 3:58 PM, Lisa Dusseault wrote:
> Also, I propose additional language for ETags:
>
> "The value of the 'getetag' property (and thus the value of the ETag 
> for a resource at that point in time) MAY change when a new binding is 
> added to a resource. However, the value MUST be the same for that 
> resource independent of the path submitted to PROPFIND."

Absolutely not.  It effectively forbids the use of etags that
contain such info as the URI used to access the entity.  ETags
are specific to representations, not an identifier for resources.

....Roy
Received on Friday, 28 January 2005 01:14:53 GMT

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