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Posted to issues@commons.apache.org by "John Mark (JIRA)" <ji...@apache.org> on 2016/08/04 14:40:20 UTC
[jira] [Created] (LANG-1254) ThreadLocalRandom should be used in
utility classes
John Mark created LANG-1254:
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Summary: ThreadLocalRandom should be used in utility classes
Key: LANG-1254
URL: https://issues.apache.org/jira/browse/LANG-1254
Project: Commons Lang
Issue Type: Improvement
Reporter: John Mark
Priority: Minor
I noticed that both {{RandomUtils}} and {{RandomStringUtils}} use a constant for the {{Random}} instance. The javadoc for [Random|http://docs.oracle.com/javase/8/docs/api/java/util/Random.html] indicates that [ThreadLocalRandom|http://docs.oracle.com/javase/8/docs/api/java/util/concurrent/ThreadLocalRandom.html] should be used for performance in multithreaded designs. I would think that a public utility class would qualify as a multithreaded design and should therefore use {{ThreadLocalRandom}}
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