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From Jörg Schaible <>
Subject Re: [VOTE] Release BeanUtils 1.8.1 based on RC1
Date Wed, 14 Oct 2009 07:18:09 GMT
Niall Pemberton wrote at Montag, 12. Oktober 2009 23:33:

> On Sat, Oct 10, 2009 at 4:10 PM, Oliver Heger
> <> wrote:
>> Are these issues release blockers?
>> I'd say if the 1.8.0 release had the same issues, they are not. Otherwise
>> they should probably be investigated.
> I just tested with IBM JDK 1.6 using ant (m2 doesn't work for me with
> that JDK) and the same test (MemoryLeakTestCase) fails in 1.8.0 as it
> does in 1.8.1.
> As a quick recap - we changed the Map implementations in BeanUtils
> 1.8.0 used in the static caches to be based on WeakHashMap because
> using "class" as the key was preventing garbage collection of class
> loaders in a web app environment resulting in a memory leak. This
> resolves the memory leak issue in Sun's JDK implementations for JDK
> 1.5+ (but not for JDK 1.3 or 1.4). Unfortunately it appears not to
> work for IBM JDK 1.6. Why this is I don't have any idea at the moment.
> Since this isn't a regression in BeanUtils 1.8.1 (btw the memory leak
> existed for all JDK implementations in BeanUtils 1.7.0) and I don't
> have a fix for the IBM JDK I'm hoping that we can continue with this
> release. If we find a solution that fixes it in the future, then I'd
> be happy to do another release.

At least we should add it as known issue to the README.


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