[Zope-CMF] Re: CachingPolicyManager improvements

Tres Seaver tseaver at palladion.com
Tue Sep 6 13:20:31 EDT 2005

Hash: SHA1

Paul Winkler wrote:
>>On 6 Sep 2005, at 15:24, Alexander Limi wrote:
>>>On Tue, 06 Sep 2005 12:21:07 +0200, Florent Guillaume
>>><fg at nuxeo.com> wrote:
>>>>Alexander Limi wrote:
>>>>> And the biggest etc: RAMCache does not know how to handle
>>>>>anything but  7-bit ASCII data.
>>>>What? There's no such limitation. RAMCacheManager caches arbitrary
>>>>python objects in memory. Unless you're thinking of the fact that
>>>>it doesn't cache REQUEST headers, but that's not its goal.
>>>Try caching a content object in UTF-8 with it, and you'll see what   I
>>>mean (yes, this is not what it's designed for, I know :).
> Ah, I think I see what you mean:
> In the suggested case, since the cached object returns only
> a fragment of XHTML, the encoding would be "out-of-band" data,
> which RAMCacheManager does not support. You're right, that can't work.

Heh, you just need to cache a tuple, (encoding, xhtml), instead. ;)
RAMCacheManager is for programmers ;)  It is a crucial design mistake in
the StandardCachceManagers product that the architecture treats
RAMCacheManager as a plug-compatible equivalent with page-level caches.

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Tres Seaver          +1 202-558-7113          tseaver at palladion.com
Palladion Software   "Excellence by Design"    http://palladion.com
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