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From "Sergey Salishev" <sergey.i.salis...@gmail.com>
Subject Re: [classlib][luni][performance] Improvements in Collections
Date Fri, 18 Apr 2008 19:26:20 GMT

Do you have any problems with applying the
https://issues.apache.org/jira/browse/HARMONY-4064 patch to the WeakHashMap?


On Fri, Apr 18, 2008 at 11:21 PM, Aleksey Shipilev <
aleksey.shipilev@gmail.com> wrote:

> Ok, let's start over. Current implementation of *HM does not guarantee
> the storage size is 2^k. On the other hand such the requirement is the
> _prerequisite_ for performance optimization done in the patch. Thus
> the rounding code is the essential part of the patch and can't be
> removed. Removal of this code will lead to performance degradations.
> We can inline this method into computeCapacity for convenience reasons
> (I'm sorry now I hadn't done that already).
> Is there any problem with my arguments?
> Thanks,
> Aleksey.
> On Fri, Apr 18, 2008 at 11:14 PM, Nathan Beyer <ndbeyer@apache.org> wrote:
> >  I think the capacity calculation should be removed from the patch. It's
> >  the performance boost, correct?

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