In Java, is a Comparator used in Collections.sort() thread safe?

Posted by evan on Stack Overflow See other posts from Stack Overflow or by evan
Published on 2010-05-21T17:59:42Z Indexed on 2010/05/21 18:10 UTC
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java

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comparator

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thread-safety

If I create a single instance of a Comparator, can that instance be used across multiple threads to sort collections using Collections.sort()? Or, do I need to create a new instance of the Comparator for each call to Collections.sort() to ensure thread safety?

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