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From "Carsten Ziegeler" <>
Subject RE: ExtendedComponentSelector not ThreadSafe
Date Thu, 06 Nov 2003 08:29:57 GMT
Volker Schmitt wrote:
> If two Threads or the same Thread lookup the same hint twice only one
> reference is hold inside the HashSet and the release of the second
> Component fail.
> My first idea was first try to release the Component to the parent and if
> fail call super.release(). In difference to the lookup a release doesn't
> fail if a CM or CS can't release a Component, it only log a WARN.
> A solution is using a "org.apache.commons.collections.MultiHashMap" which
> in addition needs to be synchronized.
> What do you think.
What about a org.apache.commons.collections.Bag ?


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