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Re: [XBL] Loading External resources with XBL 2.0 and HTTP caching

From: Ian Hickson <ian@hixie.ch>
Date: Fri, 6 Oct 2006 00:27:25 +0000 (UTC)
To: karl@w3.org
Cc: public-appformats@w3.org
Message-ID: <Pine.LNX.4.62.0610060022530.19875@dhalsim.dreamhost.com>

On Thu, 5 Oct 2006 karl@w3.org wrote:
>
># When the specification says that the resource must be loaded unless it 
># has already been loaded, then references to the same resource (even if 
># they are somewhat indirect, for example via HTTP redirects) must result 
># in the same instance being reused, or shared. 
>
> The specification doesn't specify what it means "has been already 
> loaded". Does the XBL user agent has to take into account the HTTP 
> caching rules? If yes, say so. A prefetched resource might change 
> between the time it has been prefetched and the time it is actually 
> used.

Since the specification refers to _instances_, the distinction you refer 
to doesn't matter.

I have tried to make this clearer by explicitly saying it is the Document 
instead that is shared. Let me know if you still think it is unclear.

Cheers,
-- 
Ian Hickson               U+1047E                )\._.,--....,'``.    fL
http://ln.hixie.ch/       U+263A                /,   _.. \   _\  ;`._ ,.
Things that are impossible just take longer.   `._.-(,_..'--(,_..'`-.;.'
Received on Friday, 6 October 2006 00:27:34 UTC

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