jas.random
Class JavaRandom

java.lang.Object
  java.util.Random
      jas.random.JavaRandom

All Implemented Interfaces:

java.io.Serializable

public class JavaRandom
extends java.util.Random

A wrapper class for the default java.util.Random class. This class is able to link itself to the Sim.getRnd() random generator and behaves like the java Random class.

Title: JAS

Description: Java Agent-based Simulation library

Copyright (C) 2002 Michele Sonnessa

This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.

Author:

Michele Sonnessa

See Also:

Serialized Form

Constructor Summary

JavaRandom(RandomGenerator generator)
Default constructor.

Method Summary

boolean	nextBoolean() Return a random boolean.
void	nextBytes(byte[] bytes) Unsupported operation.
double	nextDouble() Generate a double within the exclusive range (0, 1).
float	nextFloat() Generate a float within the exclusive range (0, 1).
double	nextGaussian() Generate a random number from the normal distribution with mean 0.0 and standard deviation 1.0.
int	nextInt() Unsupported operation.
int	nextInt(int n) Generate a uniform random number from 0 and the given parameter.
long	nextLong() Unsupported operation.
void	setSeed(long seed) Change the seed number.

Methods inherited from class java.lang.Object

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

Constructor Detail

JavaRandom

public JavaRandom(RandomGenerator generator)

Default constructor.

Parameters:

generator - A random generator of jas.random.RandomGenerator class.

Method Detail

nextBoolean

public boolean nextBoolean()

Return a random boolean.

Overrides:

nextBoolean in class java.util.Random

Returns:

A random boolean.

nextBytes

public void nextBytes(byte[] bytes)

Unsupported operation.

Overrides:

nextBytes in class java.util.Random

nextDouble

public double nextDouble()

Generate a double within the exclusive range (0, 1). WARNING: the original is [0.0, 1.0). This implementation is (0.0, 1.0)

Overrides:

nextDouble in class java.util.Random

Returns:

A random double greater than 0.0 and less than 1.0.

nextFloat

public float nextFloat()

Generate a float within the exclusive range (0, 1). WARNING: the original is [0.0, 1.0). This implementation is (0.0, 1.0)

Overrides:

nextFloat in class java.util.Random

Returns:

A random float greater than 0.0F and less than 1.0F.

nextGaussian

public double nextGaussian()

Generate a random number from the normal distribution with mean 0.0 and standard deviation 1.0.

Overrides:

nextGaussian in class java.util.Random

Returns:

A double value from normal distribution.

nextInt

public int nextInt()

Unsupported operation.

Overrides:

nextInt in class java.util.Random

nextInt

public int nextInt(int n)

Generate a uniform random number from 0 and the given parameter.

Overrides:

nextInt in class java.util.Random

Parameters:

n - The upper inclusive bound.

Returns:

An integer greater than or equals to 0 and less than or equals to n.

nextLong

public long nextLong()

Unsupported operation.

Overrides:

nextLong in class java.util.Random

setSeed

public void setSeed(long seed)

Change the seed number.

Overrides:

setSeed in class java.util.Random

Parameters:

seed - The new seed number of the distribution.