Re: Using HTTP cache control for invalidating a cache of parsed objects

Henri Sivonen wrote:
> Should a higher-level cache even want to maintain HTTP-correct cache
> coherence in situations where determining cache coherence would
> require pinging the origin server with an etag and should a
> higher-level cache work with expiry times instead and simply not
> support etags?
> 
> (I'm thinking of a localization resource cache for a situation where
> L20n grows past chrome: URLs to work with HTTP-originating
> localization resources that are shared between documents within an
> origin.)

I don't understand your example very well. Why wouldn't the normal HTTP cache work as is? What is happening in the higher-level cache?

Thanks,
Brian