public class DelegatingCombiner
extends org.apache.hadoop.mapreduce.Reducer<java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object>
Constructor and Description |
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DelegatingCombiner() |
Modifier and Type | Method and Description |
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protected void |
cleanup(org.apache.hadoop.mapreduce.Reducer.Context context) |
protected void |
reduce(java.lang.Object key,
java.lang.Iterable<java.lang.Object> values,
org.apache.hadoop.mapreduce.Reducer.Context context) |
protected void |
setup(org.apache.hadoop.mapreduce.Reducer.Context context) |
protected void setup(org.apache.hadoop.mapreduce.Reducer.Context context) throws java.io.IOException, java.lang.InterruptedException
setup
in class org.apache.hadoop.mapreduce.Reducer<java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object>
java.io.IOException
java.lang.InterruptedException
protected void reduce(java.lang.Object key, java.lang.Iterable<java.lang.Object> values, org.apache.hadoop.mapreduce.Reducer.Context context) throws java.io.IOException, java.lang.InterruptedException
reduce
in class org.apache.hadoop.mapreduce.Reducer<java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object>
java.io.IOException
java.lang.InterruptedException
protected void cleanup(org.apache.hadoop.mapreduce.Reducer.Context context) throws java.io.IOException, java.lang.InterruptedException
cleanup
in class org.apache.hadoop.mapreduce.Reducer<java.lang.Object,java.lang.Object,java.lang.Object,java.lang.Object>
java.io.IOException
java.lang.InterruptedException