Liang Xie created HADOOP-11433:
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Summary: Fix the new findbugs warning from
NetUtils&ActiveStandbyElector
Key: HADOOP-11433
URL: https://issues.apache.org/jira/browse/HADOOP-11433
Project: Hadoop Common
Issue Type: Improvement
Components: ha, net
Affects Versions: 2.7.0
Reporter: Liang Xie
Assignee: Liang Xie
Priority: Minor
see
https://builds.apache.org/job/PreCommit-HADOOP-Build/5309//artifact/patchprocess/newPatchFindbugsWarningshadoop-common.html
:
{code}
Correctness Warnings
Code Warning
RV Return value of java.util.concurrent.CountDownLatch.await(long,
TimeUnit) ignored in
org.apache.hadoop.ha.ActiveStandbyElector$WatcherWithClientRef.process(WatchedEvent)
Multithreaded correctness Warnings
Code Warning
AT Sequence of calls to java.util.concurrent.ConcurrentHashMap may not be
atomic in org.apache.hadoop.net.NetUtils.canonicalizeHost(String)
Bug type AT_OPERATION_SEQUENCE_ON_CONCURRENT_ABSTRACTION (click for details)
In class org.apache.hadoop.net.NetUtils
In method org.apache.hadoop.net.NetUtils.canonicalizeHost(String)
Type java.util.concurrent.ConcurrentHashMap
Called method java.util.concurrent.ConcurrentHashMap.put(Object, Object)
At NetUtils.java:[line 291]
{code}
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