[ https://issues.apache.org/jira/browse/HDFS-7144?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14155017#comment-14155017 ] 

Hudson commented on HDFS-7144:
------------------------------

FAILURE: Integrated in Hadoop-trunk-Commit #6163 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/6163/])
HDFS-7144. Fix findbugs warnings in RamDiskReplicaTracker. (Contributed by Tsz Wo Nicholas Sze) (arp: rev 364e60b1691a4d7b2f745b8ebf78177f254a4287)
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/RamDiskReplicaTracker.java
* hadoop-hdfs-project/hadoop-hdfs/CHANGES-HDFS-6581.txt
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/RamDiskReplicaLruTracker.java


> Fix findbugs warnings in RamDiskReplicaTracker
> ----------------------------------------------
>
>                 Key: HDFS-7144
>                 URL: https://issues.apache.org/jira/browse/HDFS-7144
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: datanode
>            Reporter: Tsz Wo Nicholas Sze
>            Assignee: Tsz Wo Nicholas Sze
>            Priority: Minor
>             Fix For: HDFS-6581
>
>         Attachments: h7144_20140925.patch
>
>
> Two more findbugs warnings:
> - Bad practice Warnings
> org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.RamDiskReplicaTracker$RamDiskReplica.deleteSavedFiles() ignores exceptional return value of java.io.File.delete()
> Bug type RV_RETURN_VALUE_IGNORED_BAD_PRACTICE (click for details)
> In class org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.RamDiskReplicaTracker$RamDiskReplica
> In method org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.RamDiskReplicaTracker$RamDiskReplica.deleteSavedFiles()
> Called method java.io.File.delete()
> At RamDiskReplicaTracker.java:[line 122]
> Another occurrence at RamDiskReplicaTracker.java:[line 127]
> - Dodgy Warnings
> org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.RamDiskReplicaLruTracker$RamDiskReplicaLru doesn't override RamDiskReplicaTracker$RamDiskReplica.equals(Object)
> Bug type EQ_DOESNT_OVERRIDE_EQUALS (click for details)
> In class org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.RamDiskReplicaLruTracker$RamDiskReplicaLru
> Did you intend to override org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.RamDiskReplicaTracker$RamDiskReplica.equals(Object)
> At RamDiskReplicaLruTracker.java:[lines 37-42]



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