Sean Busbey created HADOOP-11970:
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Summary: Replace uses of ThreadLocal<Random> with
ThreadLocalRandom on branches that are JDK7+
Key: HADOOP-11970
URL: https://issues.apache.org/jira/browse/HADOOP-11970
Project: Hadoop Common
Issue Type: Improvement
Reporter: Sean Busbey
Assignee: Sean Busbey
ThreadLocalRandom should be used when available in place of
ThreadLocal<Random>. For JDK7 the difference is minimal, but JDK8 starts
including optimizations for ThreadLocalRandom.
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