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i89: If(-None)-Match still refers to entity

From: Mark Nottingham <mnot@mnot.net>
Date: Tue, 27 Nov 2007 21:20:55 -0800
Message-Id: <5AE62D0E-BA0F-4735-A884-CCC8337741CD@mnot.net>
Cc: "ietf-http-wg@w3.org" <ietf-http-wg@w3.org>
To: Henrik Nordstrom <henrik@henriknordstrom.net>

Now i89 <http://www.w3.org/Protocols/HTTP/1.1/rfc2616bis/issues/#i89>.


On 12/10/2007, at 4:37 PM, Henrik Nordstrom wrote:

> The description of If(-None)-Match still refers to entity when it  
> talks
> about ETag, should refer to entity tag, variant and requested variant.
>
> Sections:
>
> 14.24 If-Match
> 14.26 If-None-Match
>
> Problematic text (same in both sections):
>
>    A client that has one or more entities previously
>    obtained from the resource can verify that one of those entities is
>    current by including a list of their associated entity tags in the
>
> and later
>
>    or if "*" is given and any current entity exists for that resource
>
> Problem:
>
> ETag values is associated with variants, not entities. There is other
> uses of these conditionals than just simple entity caching which seems
> to be what the current text has in mind.
>
>
> Suggested replacement:
>
>
> From:
>
>    A client that has one or more entities previously
>    obtained from the resource can verify that one of those entities is
>    current by including a list of their associated entity tags in the
>    [...]
>
> To:
>    A client that has one or more entity tags previously obtained
>    from the resource can verify that one of those variants matches
>    the current requested variant by including a list of their
>    associated entity tags in the [...]
>
> From:
>
>    or if "*" is given and any current entity exists for that resource
>
> To:
>
>    or if "*" is given and any current requested variant exists for
>    that resource
>
>
>
> Regards
> Henrik


--
Mark Nottingham     http://www.mnot.net/
Received on Wednesday, 28 November 2007 05:21:04 GMT

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