[jira] [Created] (MAPREDUCE-7286) Fix findbugs warnings in hadoop-mapreduce-project on branch-2.10

["Masatake Iwasaki (Jira)" <ji...@apache.org>]

Masatake Iwasaki created MAPREDUCE-7286:
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             Summary: Fix findbugs warnings in hadoop-mapreduce-project on branch-2.10
                 Key: MAPREDUCE-7286
                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-7286
             Project: Hadoop Map/Reduce
          Issue Type: Bug
    Affects Versions: 2.10.0
            Reporter: Masatake Iwasaki
            Assignee: Masatake Iwasaki


{noformat}
$ find . -name findbugsXml.xml | xargs -n 1 /opt/findbugs-3.0.1/bin/convertXmlToText -longBugCodes
M D NP_NULL_ON_SOME_PATH_FROM_RETURN_VALUE NP: Possible null pointer dereference in org.apache.hadoop.examples.pi.Parser.parse(File, Map) due to return value of called method  Dereferenced at Parser.java:[line 70]
H P DM_BOXED_PRIMITIVE_FOR_COMPARE Bx: Primitive is boxed to call Long.compareTo(Long): use Long.compare(long, long) instead  At JVMId.java:[line 101]
M B ME_MUTABLE_ENUM_FIELD ME: org.apache.hadoop.mapred.Operation.jobACLNeeded field is public and mutable  In Operation.java
M B ME_MUTABLE_ENUM_FIELD ME: org.apache.hadoop.mapred.Operation.qACLNeeded field is public and mutable  In Operation.java
M D UC_USELESS_OBJECT UC: Useless object stored in variable paths of method org.apache.hadoop.mapreduce.v2.hs.HistoryFileManager$HistoryFileInfo.moveToDone()  At HistoryFileManager.java:[line 416]
M D NP_NULL_ON_SOME_PATH_FROM_RETURN_VALUE NP: Possible null pointer dereference in new org.apache.hadoop.mapred.LocalContainerLauncher(AppContext, TaskUmbilicalProtocol, ClassLoader) due to return value of called method  Dereferenced at LocalContainerLauncher.java:[line 124]
M D NP_NULL_ON_SOME_PATH_FROM_RETURN_VALUE NP: Possible null pointer dereference in org.apache.hadoop.mapred.LocalContainerLauncher$EventHandler.relocalize() due to return value of called method  Dereferenced at LocalContainerLauncher.java:[line 524]
M D NP_NULL_ON_SOME_PATH_FROM_RETURN_VALUE NP: Possible null pointer dereference in org.apache.hadoop.mapreduce.v2.app.MRAppMaster.isJobNamePatternMatch(JobConf, String) due to return value of called method  Dereferenced at MRAppMaster.java:[line 560]
{noformat}




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