Class AveragingTicker

java.lang.Object
  |
  +--Ticker
        |
        +--AveragingTicker

All Implemented Interfaces:

DataSource

public class AveragingTicker

extends Ticker

An AveragingTicker smooths out a stream of ticks by applying a moving average function over an arbitrary number of recent ticks.

Constructor Summary

AveragingTicker(java.lang.String filename, int n)
Sole constructor.

Method Summary

PointValue

next() Fetches the next point value

Methods inherited from class Ticker

max, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

AveragingTicker

public AveragingTicker(java.lang.String filename,
                       int n)

Sole constructor.

Parameters:

filename - source file for ticks

n - averaging window size

Method Detail

next

public PointValue next()

Description copied from class: Ticker

Fetches the next point value

Specified by:

next in interface DataSource

Overrides:

next in class Ticker

Returns:

next, null if no more.