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From "Ramya R (JIRA)" <j...@apache.org>
Subject [jira] Created: (MAPREDUCE-939) NPE in SortValidator if input path does not exist
Date Mon, 31 Aug 2009 04:37:32 GMT
NPE in SortValidator if input path does not exist
-------------------------------------------------

                 Key: MAPREDUCE-939
                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-939
             Project: Hadoop Map/Reduce
          Issue Type: Bug
          Components: test
    Affects Versions: 0.20.1
            Reporter: Ramya R
            Priority: Minor


If the input to SortValidator does not exist, NullPointerException is thrown. Below is the
stacktrace:
{noformat}
java.lang.NullPointerException
        at org.apache.hadoop.mapred.SortValidator$RecordStatsChecker.checkRecords(SortValidator.java:326)
        at org.apache.hadoop.mapred.SortValidator.run(SortValidator.java:561)
        at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
        at org.apache.hadoop.mapred.SortValidator.main(SortValidator.java:576)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.apache.hadoop.util.ProgramDriver$ProgramDescription.invoke(ProgramDriver.java:68)
        at org.apache.hadoop.util.ProgramDriver.driver(ProgramDriver.java:139)
        at org.apache.hadoop.test.AllTestDriver.main(AllTestDriver.java:81)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.apache.hadoop.util.RunJar.main(RunJar.java:156)
{noformat}

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