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From Peter Donald <dona...@apache.org>
Subject Re: New Monitor framework
Date Wed, 15 Aug 2001 15:29:26 GMT
On Thu, 16 Aug 2001 01:33, Berin Loritsch wrote:
> I added a new package in Excalibur that will be used for
> monitoring resources.  There will be two monitors: passive
> and active.  The passive monitor will rely on the Resources
> themselves to keep up to synch.  This is not that exciting,
> but easy to write.  The second is an Active Monitor.  The
> Active Monitor will issue one or more threads to examine
> the group of resources based on the policies used.  When
> a Resource has changed, it will propogate that change to
> all PropertyChangeListeners examining the resource.
> This opens up a whole new realm to the Caching implementation,
> which can confidently serve old content until it is told there
> is new information.  In fact, it can continue to serve the older
> content until the new information is loaded into the cache.
> All this comming soon.


/me imitates Mr Burns rubbing his hands.



* "Faced with the choice between changing one's mind, *
* and proving that there is no need to do so - almost *
* everyone gets busy on the proof."                   *
*              - John Kenneth Galbraith               *

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