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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-10480) Fix new findbugs warnings in hadoop-hdfs
Date Mon, 06 Oct 2014 09:44:34 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-10480?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14160143#comment-14160143
] 

Hadoop QA commented on HADOOP-10480:
------------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12673060/HADOOP-10480.2.patch
  against trunk revision 16333b4.

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:red}-1 tests included{color}.  The patch doesn't appear to include any new or modified
tests.
                        Please justify why no new tests are needed for this patch.
                        Also please list what manual steps were performed to verify this patch.

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of
javac compiler warnings.

    {color:green}+1 javadoc{color}.  There were no new javadoc warning messages.

    {color:green}+1 eclipse:eclipse{color}.  The patch built with eclipse:eclipse.

    {color:red}-1 findbugs{color}.  The patch appears to introduce 2 new Findbugs (version
2.0.3) warnings.

    {color:green}+1 release audit{color}.  The applied patch does not increase the total number
of release audit warnings.

    {color:red}-1 core tests{color}.  The patch failed these unit tests in hadoop-hdfs-project/hadoop-hdfs:

                  org.apache.hadoop.hdfs.TestEncryptionZonesWithKMS
                  org.apache.hadoop.hdfs.server.namenode.ha.TestPipelinesFailover

    {color:green}+1 contrib tests{color}.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-HADOOP-Build/4866//testReport/
Findbugs warnings: https://builds.apache.org/job/PreCommit-HADOOP-Build/4866//artifact/patchprocess/newPatchFindbugsWarningshadoop-hdfs.html
Console output: https://builds.apache.org/job/PreCommit-HADOOP-Build/4866//console

This message is automatically generated.

> Fix new findbugs warnings in hadoop-hdfs
> ----------------------------------------
>
>                 Key: HADOOP-10480
>                 URL: https://issues.apache.org/jira/browse/HADOOP-10480
>             Project: Hadoop Common
>          Issue Type: Sub-task
>            Reporter: Haohui Mai
>            Assignee: Akira AJISAKA
>              Labels: newbie
>         Attachments: HADOOP-10480.2.patch, HADOOP-10480.patch
>
>
> The following findbugs warnings need to be fixed:
> {noformat}
> [INFO] --- findbugs-maven-plugin:2.5.3:check (default-cli) @ hadoop-hdfs ---
> [INFO] BugInstance size is 14
> [INFO] Error size is 0
> [INFO] Total bugs: 14
> [INFO] Redundant nullcheck of curPeer, which is known to be non-null in org.apache.hadoop.hdfs.BlockReaderFactory.getRemoteBlockReaderFromTcp()
["org.apache.hadoop.hdfs.BlockReaderFactory"] At BlockReaderFactory.java:[lines 68-808]
> [INFO] Increment of volatile field org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.restartingNodeIndex
in org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.setupPipelineForAppendOrRecovery()
["org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer"] At DFSOutputStream.java:[lines 308-1492]
> [INFO] Found reliance on default encoding in org.apache.hadoop.hdfs.server.datanode.BlockReceiver.receiveBlock(DataOutputStream,
DataInputStream, DataOutputStream, String, DataTransferThrottler, DatanodeInfo[]): new java.io.FileWriter(File)
["org.apache.hadoop.hdfs.server.datanode.BlockReceiver"] At BlockReceiver.java:[lines 66-905]
> [INFO] b must be nonnull but is marked as nullable ["org.apache.hadoop.hdfs.server.datanode.DatanodeJspHelper$2"]
At DatanodeJspHelper.java:[lines 546-549]
> [INFO] Found reliance on default encoding in org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.BlockPoolSlice.addToReplicasMap(ReplicaMap,
File, boolean): new java.util.Scanner(File) ["org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.BlockPoolSlice"]
At BlockPoolSlice.java:[lines 58-427]
> [INFO] Found reliance on default encoding in org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.BlockPoolSlice.loadDfsUsed():
new java.util.Scanner(File) ["org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.BlockPoolSlice"]
At BlockPoolSlice.java:[lines 58-427]
> [INFO] Found reliance on default encoding in org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.BlockPoolSlice.saveDfsUsed():
new java.io.FileWriter(File) ["org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.BlockPoolSlice"]
At BlockPoolSlice.java:[lines 58-427]
> [INFO] Redundant nullcheck of f, which is known to be non-null in org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl.invalidate(String,
Block[]) ["org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl"] At FsDatasetImpl.java:[lines
60-1910]
> [INFO] Found reliance on default encoding in org.apache.hadoop.hdfs.server.namenode.FSImageUtil.<static
initializer for FSImageUtil>(): String.getBytes() ["org.apache.hadoop.hdfs.server.namenode.FSImageUtil"]
At FSImageUtil.java:[lines 34-89]
> [INFO] Found reliance on default encoding in org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getListingInt(String,
byte[], boolean): new String(byte[]) ["org.apache.hadoop.hdfs.server.namenode.FSNamesystem"]
At FSNamesystem.java:[lines 301-7701]
> [INFO] Found reliance on default encoding in org.apache.hadoop.hdfs.server.namenode.INode.dumpTreeRecursively(PrintStream):
new java.io.PrintWriter(OutputStream, boolean) ["org.apache.hadoop.hdfs.server.namenode.INode"]
At INode.java:[lines 51-744]
> [INFO] Redundant nullcheck of fos, which is known to be non-null in org.apache.hadoop.hdfs.server.namenode.NamenodeFsck.copyBlocksToLostFound(String,
HdfsFileStatus, LocatedBlocks) ["org.apache.hadoop.hdfs.server.namenode.NamenodeFsck"] At
NamenodeFsck.java:[lines 94-710]
> [INFO] Found reliance on default encoding in org.apache.hadoop.hdfs.tools.offlineImageViewer.OfflineImageViewerPB.run(String[]):
new java.io.PrintWriter(File) ["org.apache.hadoop.hdfs.tools.offlineImageViewer.OfflineImageViewerPB"]
At OfflineImageViewerPB.java:[lines 45-181]
> [INFO] Found reliance on default encoding in org.apache.hadoop.hdfs.tools.offlineImageViewer.OfflineImageViewerPB.run(String[]):
new java.io.PrintWriter(OutputStream) ["org.apache.hadoop.hdfs.tools.offlineImageViewer.OfflineImageViewerPB"]
At OfflineImageViewerPB.java:[lines 45-181]
> {noformat}



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