ArrayIndexOutOfBoundsException when using KeyFieldBasedComparator
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Key: HADOOP-5816
URL: https://issues.apache.org/jira/browse/HADOOP-5816
Project: Hadoop Core
Issue Type: Bug
Components: mapred
Affects Versions: 0.19.1
Reporter: Min Zhou
Priority: Minor
{code:java}
if (!key.numeric) {
compareResult = compareBytes(first, start1, end1, second, start2, end2);
}
{code}
those lines above, compare two byte arrays in a wrong way, it will cause an
ArrayIndexOutOfBoundsException, that should be
{code:java}
if (!key.numeric) {
compareResult = compareBytes(first, start1, end1-start1, second, start2,
end2-start2);
}
{code}
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