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https://issues.apache.org/jira/browse/HBASE-4206?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13086471#comment-13086471
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Andrew Purtell commented on HBASE-4206:
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I'm curious if there are before and after microbenchmarks?
> jenkins hash implementation uses longs unnecessarily
> ----------------------------------------------------
>
> Key: HBASE-4206
> URL: https://issues.apache.org/jira/browse/HBASE-4206
> Project: HBase
> Issue Type: Improvement
> Components: util
> Reporter: Ron Yang
> Priority: Minor
> Attachments: ryang.patch
>
>
> I don't believe you need to use long for a,b,c and as a result no longer need
> to & against INT_MASK.
> At a minimum the private static longs should be made final, and the "main"
> method should not print the absolute value of the hash but instead use
> something like Integer.toHexString
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