com.asakusafw.runtime.mapreduce.simple

Class ShuffleWriter<K,V>

java.lang.Object

org.apache.hadoop.mapreduce.RecordWriter<K,V>

com.asakusafw.runtime.mapreduce.simple.ShuffleWriter<K,V>

Type Parameters:

K - the key type

V - the value type

public class ShuffleWriter<K,V>
extends org.apache.hadoop.mapreduce.RecordWriter<K,V>

A RecordWriter for shuffle input.

Since:

0.7.1

Constructor Summary

Constructors

Constructor and Description
ShuffleWriter(KeyValueSorter<K,V> sorter) Creates a new instance.

Method Summary

Modifier and Type	Method and Description
void	close(org.apache.hadoop.mapreduce.TaskAttemptContext context)
void	write(K key, V value)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ShuffleWriter

public ShuffleWriter(KeyValueSorter<K,V> sorter)

Creates a new instance.

Parameters:

sorter - the key value sorter

Method Detail

write

public void write(K key,
                  V value)
           throws IOException,
                  InterruptedException

Specified by:

write in class org.apache.hadoop.mapreduce.RecordWriter<K,V>

Throws:

IOException

InterruptedException

close

public void close(org.apache.hadoop.mapreduce.TaskAttemptContext context)
           throws IOException,
                  InterruptedException

Specified by:

close in class org.apache.hadoop.mapreduce.RecordWriter<K,V>

Throws:

IOException

InterruptedException