Package org.apache.commons.math3.random

Class JDKRandomGenerator

java.lang.Object

java.util.Random

org.apache.commons.math3.random.JDKRandomGenerator

All Implemented Interfaces:

Serializable, RandomGenerator

public class JDKRandomGenerator
extends Random
implements RandomGenerator

Extension of java.util.Random to implement RandomGenerator.

Since:

1.1

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
JDKRandomGenerator()	Create a new JDKRandomGenerator with a default seed.
JDKRandomGenerator(int seed)	Create a new JDKRandomGenerator with the given seed.

Method Summary

Modifier and Type	Method	Description
void	setSeed(int seed)	Sets the seed of the underlying random number generator using an int seed.
void	setSeed(int[] seed)	Sets the seed of the underlying random number generator using an int array seed.

Methods inherited from class java.util.Random

doubles, doubles, doubles, doubles, ints, ints, ints, ints, longs, longs, longs, longs, next, nextBoolean, nextBytes, nextDouble, nextFloat, nextGaussian, nextInt, nextInt, nextLong, setSeed

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.commons.math3.random.RandomGenerator

nextBoolean, nextBytes, nextDouble, nextFloat, nextGaussian, nextInt, nextInt, nextLong, setSeed

Constructor Details

JDKRandomGenerator

public JDKRandomGenerator()

Create a new JDKRandomGenerator with a default seed.

JDKRandomGenerator

public JDKRandomGenerator(int seed)

Create a new JDKRandomGenerator with the given seed.

Parameters:

seed - initial seed

Since:

3.6

Method Details

setSeed

public void setSeed(int seed)

Sets the seed of the underlying random number generator using an int seed.

Sequences of values generated starting with the same seeds should be identical.

Specified by:

setSeed in interface RandomGenerator

Parameters:

seed - the seed value

setSeed

public void setSeed(int[] seed)

Sets the seed of the underlying random number generator using an int array seed.

Sequences of values generated starting with the same seeds should be identical.

Specified by:

setSeed in interface RandomGenerator

Parameters:

seed - the seed value