Package org.eclipse.mosaic.lib.math

Class DefaultRandomNumberGenerator

java.lang.Object

org.eclipse.mosaic.lib.math.DefaultRandomNumberGenerator

All Implemented Interfaces:

RandomNumberGenerator

Direct Known Subclasses:

KissRandomNumberGenerator

public class DefaultRandomNumberGenerator
extends Object
implements RandomNumberGenerator

Constructor Summary

Constructors

Constructor	Description
DefaultRandomNumberGenerator()
DefaultRandomNumberGenerator(long seed)
DefaultRandomNumberGenerator(Random randomImpl)

Method Summary

Modifier and Type	Method	Description
double	nextDouble()	Returns a random double between 0 and 1.
double	nextGaussian()	Returns a Gaussian distributed random double between -1.0 and 1.0.
void	shuffle(List<?> list)	Randomly permutes the specified list using this source of randomness.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.eclipse.mosaic.lib.math.RandomNumberGenerator

nextBoolean, nextDouble, nextGaussian, nextInt, nextInt, nextInt, nextLong

Constructor Details

DefaultRandomNumberGenerator

public DefaultRandomNumberGenerator()

DefaultRandomNumberGenerator

public DefaultRandomNumberGenerator(long seed)

DefaultRandomNumberGenerator

public DefaultRandomNumberGenerator(Random randomImpl)

Method Details

nextDouble

public double nextDouble()

Description copied from interface: RandomNumberGenerator

Returns a random double between 0 and 1.

Specified by:

nextDouble in interface RandomNumberGenerator

Returns:

the random double

nextGaussian

public double nextGaussian()

Description copied from interface: RandomNumberGenerator

Returns a Gaussian distributed random double between -1.0 and 1.0.

Specified by:

nextGaussian in interface RandomNumberGenerator

Returns:

the Gaussian distributed random double

shuffle

public void shuffle(List<?> list)

Description copied from interface: RandomNumberGenerator

Randomly permutes the specified list using this source of randomness.

Specified by:

shuffle in interface RandomNumberGenerator

Parameters:

list - the list to permute