org.apache.hadoop.mrunit.mock
Class MockOutputCollector<K,V>

java.lang.Object
  org.apache.hadoop.mrunit.mock.MockOutputCollector<K,V>

All Implemented Interfaces:

org.apache.hadoop.mapred.OutputCollector<K,V>

public class MockOutputCollector<K,V>
extends Object
implements org.apache.hadoop.mapred.OutputCollector<K,V>

OutputCollector to use in the test framework for Mapper and Reducer classes. Accepts a set of output (k, v) pairs and returns them to the framework for validation.

Constructor Summary

MockOutputCollector(org.apache.hadoop.conf.Configuration config)

Method Summary

void	collect(K key, V value) Accepts another (key, value) pair as an output of this mapper/reducer.
List<Pair<K,V>>	getOutputs()

Methods inherited from class java.lang.Object

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

Constructor Detail

MockOutputCollector

public MockOutputCollector(org.apache.hadoop.conf.Configuration config)

Method Detail

collect

public void collect(K key,
                    V value)
             throws IOException

Accepts another (key, value) pair as an output of this mapper/reducer.

Specified by:

collect in interface org.apache.hadoop.mapred.OutputCollector<K,V>

Throws:

IOException

getOutputs

public List<Pair<K,V>> getOutputs()

Returns:

The outputs generated by the mapper/reducer being tested