model
Class RandNumGenerator

java.lang.Object
  java.util.Random
      model.RandNumGenerator

All Implemented Interfaces:

java.io.Serializable

public final class RandNumGenerator
extends java.util.Random

Singleton random number generator.

Author:

Mathias G. Ricken

See Also:

Serialized Form

Field Summary

private static RandNumGenerator	_instance Singleton instance.
private int	_seed Seed value.

Constructor Summary

private

RandNumGenerator() Private singleton constructor.

Method Summary

int	getSeed() Return seed.
static RandNumGenerator	instance() Return singleton instance.
void	setSeed(int seed) Overridden set seed method.

Methods inherited from class java.util.Random

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

Field Detail

_instance

private static RandNumGenerator _instance

Singleton instance.

_seed

private int _seed

Seed value.

Constructor Detail

RandNumGenerator

private RandNumGenerator()

Private singleton constructor.

Method Detail

instance

public static RandNumGenerator instance()

Return singleton instance.

Returns:

singleton instance

setSeed

public void setSeed(int seed)

Overridden set seed method.

Parameters:

seed - new seed

getSeed

public int getSeed()

Return seed.

Returns:

seed