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Posted to issues@hbase.apache.org by "Wei-Chiu Chuang (Jira)" <ji...@apache.org> on 2020/03/20 20:25:00 UTC
[jira] [Created] (HBASE-24027) Spotbugs: Return value of
putIfAbsent is ignored
Wei-Chiu Chuang created HBASE-24027:
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Summary: Spotbugs: Return value of putIfAbsent is ignored
Key: HBASE-24027
URL: https://issues.apache.org/jira/browse/HBASE-24027
Project: HBase
Issue Type: Bug
Components: master
Reporter: Wei-Chiu Chuang
Looks like a regression from HBASE-23561.
[https://builds.apache.org/job/HBase-PreCommit-GitHub-PR/job/PR-1301/2/artifact/yetus-general-check/output/branch-spotbugs-hbase-server-warnings.html]
{quote}
Return value of putIfAbsent is ignored, but node is reused in org.apache.hadoop.hbase.master.assignment.RegionStates.createRegionStateNode(RegionInfo)
Bug type RV_RETURN_VALUE_OF_PUTIFABSENT_IGNORED (click for details)
In class org.apache.hadoop.hbase.master.assignment.RegionStates
In method org.apache.hadoop.hbase.master.assignment.RegionStates.createRegionStateNode(RegionInfo)
Called method java.util.concurrent.ConcurrentSkipListMap.putIfAbsent(Object, Object)
Type org.apache.hadoop.hbase.master.assignment.RegionStateNode
Value loaded from node
At RegionStates.java:[line 133]
{quote}
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