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MAPREDUCE-3630. Fixes a NullPointer exception while running TeraGen - if a map is asked to generate 0 records. (Contributed by Mahadev Konar) 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1235641 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Siddharth Seth 2012-01-25 06:30:09 +00:00
parent c43a5a992e
commit a02f07c4bc
2 changed files with 6 additions and 2 deletions
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3
hadoop-mapreduce-project/CHANGES.txt
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@ -555,6 +555,9 @@ Release 0.23.1 - Unreleased
MAPREDUCE-3717. JobClient test jar has missing files to run all the test programs.
(mahadev)
MAPREDUCE-3630. Fixes a NullPointer exception while running TeraGen - if a
map is asked to generate 0 records. (Mahadev Konar via sseth)
Release 0.23.0 - 2011-11-01
INCOMPATIBLE CHANGES

5
hadoop-mapreduce-project/hadoop-mapreduce-examples/src/main/java/org/apache/hadoop/examples/terasort/TeraGen.java
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@ -238,7 +238,9 @@ public class TeraGen extends Configured implements Tool {
@Override
public void cleanup(Context context) {
checksumCounter.increment(total.getLow8());
if (checksumCounter != null) {
checksumCounter.increment(total.getLow8());
}
}
}
@ -307,5 +309,4 @@ public class TeraGen extends Configured implements Tool {
int res = ToolRunner.run(new Configuration(), new TeraGen(), args);
System.exit(res);
}
}