RFR: 8005051: optimized defaults for Iterator.forEachRemaining
Alan Bateman
Alan.Bateman at oracle.com
Mon Apr 22 18:42:12 UTC 2013
On 20/04/2013 00:59, Akhil Arora wrote:
> Please review the addition of optimized defaults for Iterator's
> forEachRemaining to ArrayList, LinkedList, Vector and
> CopyOnWriteArrayList. The unit test has a performance comparison test
> (disabled by default) that measures the difference between this method
> and hasNext()/next(). Significant improvements were measured by
> overriding the default forEachRemaining by these classes (others, not
> so much).
>
> http://cr.openjdk.java.net/~akhil/8005051.1/webrev/
>
> Thanks
One thing I meant to ask when forEachRemaining was added was whether it
should say anything about the "last element"? I see in the webrev that
you've set it for the ArrayList iterators but not the LinkedList
iterator - should it?
-Alan.
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