org.apache.hadoop.mapred.lib.aggregate
Class DoubleValueSum

java.lang.Object
  extended by org.apache.hadoop.mapreduce.lib.aggregate.DoubleValueSum
      extended by org.apache.hadoop.mapred.lib.aggregate.DoubleValueSum
All Implemented Interfaces:
ValueAggregator<String>

@InterfaceAudience.Public
@InterfaceStability.Stable
public class DoubleValueSum
extends DoubleValueSum
implements ValueAggregator<String>

This class implements a value aggregator that sums up a sequence of double values.


Constructor Summary
DoubleValueSum()
           
 
Method Summary
 
Methods inherited from class org.apache.hadoop.mapreduce.lib.aggregate.DoubleValueSum
addNextValue, addNextValue, getCombinerOutput, getReport, getSum, reset
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface org.apache.hadoop.mapreduce.lib.aggregate.ValueAggregator
addNextValue, getCombinerOutput, getReport, reset
 

Constructor Detail

DoubleValueSum

public DoubleValueSum()


Copyright © 2012 Apache Software Foundation. All Rights Reserved.