contains for TreeSet

David Holmes david.holmes at
Wed Jun 18 01:39:20 UTC 2014

Moving your question to core-libs-dev, please drop build-dev from all 
future responses.


On 18/06/2014 10:56 AM, Su wrote:
> May I ask why "contains" method of TreeSet uses the comparator to decide if
> two objects are equals, but not the equals method of the object?
> Thank you.

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