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https://issues.apache.org/jira/browse/HDFS-12309?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Akira Ajisaka reopened HDFS-12309:
----------------------------------
> Incorrect null check in the AdminHelper.java
> --------------------------------------------
>
> Key: HDFS-12309
> URL: https://issues.apache.org/jira/browse/HDFS-12309
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: Oleg Danilov
> Priority: Trivial
> Attachments: HDFS-12309.patch
>
>
> '!= null' is not required there:
> line 147-150:
> {code:java}
> public HelpCommand(Command[] commands) {
> Preconditions.checkNotNull(commands != null);
> this.commands = commands;
> }
> {code}
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