Package org.spectrumauctions.sats.core.util.random

Class JavaUtilRNGSupplier

java.lang.Object

org.spectrumauctions.sats.core.util.random.JavaUtilRNGSupplier

All Implemented Interfaces:

java.io.Serializable, RNGSupplier

public class JavaUtilRNGSupplier
extends java.lang.Object
implements RNGSupplier

Supplies Java Util based RNG's, and uses an own Java.Util-Based RNG for Seed generation The default Seeds are not used in this Supplier

Author:

Michael Weiss

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
JavaUtilRNGSupplier()	Takes the current timestamp as initialSeed
JavaUtilRNGSupplier(long initSeed)	Use this do define a specific initial seed, e.g.

Method Summary

Modifier and Type	Method	Description
GaussianDistributionRNG	getGaussianDistributionRNG()
GaussianDistributionRNG	getGaussianDistributionRNG(long seed)
long	getInitSeed()
UniformDistributionRNG	getUniformDistributionRNG()
UniformDistributionRNG	getUniformDistributionRNG(long seed)

Methods inherited from class java.lang.Object

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

Constructor Detail

JavaUtilRNGSupplier

public JavaUtilRNGSupplier()

Takes the current timestamp as initialSeed

JavaUtilRNGSupplier

public JavaUtilRNGSupplier(long initSeed)

Use this do define a specific initial seed, e.g. to re-run a previous setting in the same build

Parameters:

initSeed - The initial Seed of the SeedGenerator

Method Detail

getUniformDistributionRNG

public UniformDistributionRNG getUniformDistributionRNG(long seed)

Specified by:

getUniformDistributionRNG in interface RNGSupplier

Returns:

a Random Number Generator with Uniform Distribution and a given seed.

getUniformDistributionRNG

public UniformDistributionRNG getUniformDistributionRNG()

Specified by:

getUniformDistributionRNG in interface RNGSupplier

Returns:

a Random Number Generator with Uniform Distribution.

getInitSeed

public long getInitSeed()

Returns:

Initial Seed of this JavaUtilRNGSupplier, can be used for JavaUtilRNGSupplier(initSeed)

getGaussianDistributionRNG

public GaussianDistributionRNG getGaussianDistributionRNG()

Specified by:

getGaussianDistributionRNG in interface RNGSupplier

getGaussianDistributionRNG

public GaussianDistributionRNG getGaussianDistributionRNG(long seed)

Specified by:

getGaussianDistributionRNG in interface RNGSupplier

Returns:

a Random Number Generator with Uniform Distribution and a given seed.