org.salespointframework.core.data.database
Class PersistenceManager.MovingAverage

java.lang.Object
  org.salespointframework.core.data.database.PersistenceManager.MovingAverage

Enclosing class:

PersistenceManager

static class PersistenceManager.MovingAverage
extends java.lang.Object

this class calculates the moving average of a given window size

Since:

4.0

Author:

Thomas Kissinger

Field Summary

private int	cursor cursor
private long[]	values values
private int	vCount number of values in list
private int	window window size

Constructor Summary

PersistenceManager.MovingAverage()

Method Summary

void	addValue(PersistenceManager.PerformanceTimer pt) add a value
float	getLatency() get the current average
void	reset() reset

Methods inherited from class java.lang.Object

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

Field Detail

window

private int window

window size

vCount

private int vCount

number of values in list

values

private long[] values

values

cursor

private int cursor

cursor

Constructor Detail

PersistenceManager.MovingAverage

PersistenceManager.MovingAverage()

Method Detail

addValue

public void addValue(PersistenceManager.PerformanceTimer pt)

add a value

Parameters:

pt - PersistenceManager.PerformanceTimer to extract value from

getLatency

public float getLatency()

get the current average

Returns:

average

reset

public void reset()

reset