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From Regis <xu.re...@gmail.com>
Subject Re: [jira] Created: (HARMONY-6145) [classlib][luni] java.lang.LinkedList.addAll(Collection<? extends E> collection) runs into endless loop
Date Fri, 10 Apr 2009 09:30:31 GMT
Kevin Zhou wrote:
> Hi,
> I have investigated this defect.
> This problem happens on two methods [1][2] of java.lang.LinkedList class.
> Initialize a LinkedList and add element at the last position. Then adding
> this linkedList to itself will trigger a endless loop.
> 
> The root cause is that the implementation of the above addAll methods adds
> elements directly from linkList itself which will also change the added
> linkList.
> It should transfer the added collection into an array, then add elements
> from that array rather than directly from the linkList itself.
> 
> [1] public boolean addAll(Collection<? extends E> c)
> [2] public boolean addAll(int index, Collection<? extends E> c)
> 

Does the endless loop happen in other collection's addAll() methods?

-- 
Best Regards,
Regis.

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