stream.statistics

Class Sum

java.lang.Object

stream.AbstractProcessor

stream.statistics.StatisticsLearner

stream.statistics.Sum

All Implemented Interfaces:

Processor, Service, StatefulProcessor, StatisticsService

Direct Known Subclasses:

Average

public class Sum
extends StatisticsLearner

Author:

chris

Field Summary

Fields inherited from class stream.statistics.StatisticsLearner

keys, prefix, statistics

Fields inherited from class stream.AbstractProcessor

context

Constructor Summary

Constructors

Constructor and Description
Sum()

Method Summary

Methods

Modifier and Type	Method and Description
void	updateStatistics(Data item)

Methods inherited from class stream.statistics.StatisticsLearner

getKeys, getPrefix, getStatistics, process, reset, resetState, setKeys, setPrefix

Methods inherited from class stream.AbstractProcessor

finish, init

Methods inherited from class java.lang.Object

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

Constructor Detail

Sum

public Sum()

Method Detail

updateStatistics

public void updateStatistics(Data item)

Specified by:

updateStatistics in class StatisticsLearner

See Also:

StatisticsLearner.updateStatistics(stream.Data)