public class JoinPersonGroupReducer
extends org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text>
| Constructor and Description |
|---|
JoinPersonGroupReducer() |
| Modifier and Type | Method and Description |
|---|---|
void |
cleanup(org.apache.hadoop.mapreduce.Reducer.Context context) |
protected void |
reduce(org.apache.hadoop.io.Text key,
Iterable<org.apache.hadoop.io.Text> 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 IOException,
InterruptedException
setup in class org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text>IOExceptionInterruptedExceptionprotected void reduce(org.apache.hadoop.io.Text key,
Iterable<org.apache.hadoop.io.Text> values,
org.apache.hadoop.mapreduce.Reducer.Context context)
throws IOException,
InterruptedException
reduce in class org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text>IOExceptionInterruptedExceptionpublic void cleanup(org.apache.hadoop.mapreduce.Reducer.Context context)
throws IOException,
InterruptedException
cleanup in class org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text>IOExceptionInterruptedExceptionCopyright © 2017. All rights reserved.