bradleyross.opensource.jfreechart.helpers

Class DataGenerator

java.lang.Object

bradleyross.opensource.jfreechart.helpers.DataGenerator

public class DataGenerator
extends Object

Creates sets of sample data for testing of the JFreeChart product.

Author:

Bradley Ross

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	DataGenerator() Since all of the methods are static, the constructor should never be used.

Method Summary

Methods

Modifier and Type	Method and Description
static TimeSeries	generateSine(String name, long wavelength, long duration, long interval, double magnitude, double offset) Generate data according to a sine wave.
static TimeSeries	generateSine(String name, long wavelength, long duration, long interval, double magnitude, double offset, Date startTime) Generate data according to a sine wave.

Methods inherited from class java.lang.Object

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

Constructor Detail

DataGenerator

protected DataGenerator()

Since all of the methods are static, the constructor should never be used.

Method Detail

generateSine

public static TimeSeries generateSine(String name,
                      long wavelength,
                      long duration,
                      long interval,
                      double magnitude,
                      double offset)

Generate data according to a sine wave.

Parameters:

name -

wavelength - Wavelength of sine wave in milliseconds

duration - Duration for which series is to be generated in milliseconds

interval - Interval between data points in milliseconds - The value must be greater than or equal to one second

Returns:

TimeSeries containing data values

generateSine

public static TimeSeries generateSine(String name,
                      long wavelength,
                      long duration,
                      long interval,
                      double magnitude,
                      double offset,
                      Date startTime)

Generate data according to a sine wave.

Parameters:

name -

wavelength - Wavelength of sine wave in milliseconds

duration - Duration for which series is to be generated in milliseconds

interval - Interval between data points in milliseconds - The value must be greater than or equal to one second

startTime - Starting time for plot

Returns:

TimeSeries containing data values