cern.jet.random
Class AbstractDiscreteDistribution

java.lang.Object
  cern.colt.PersistentObject
      cern.jet.random.AbstractDistribution
          cern.jet.random.AbstractDiscreteDistribution

All Implemented Interfaces:

DoubleFunction, IntFunction, java.io.Serializable, java.lang.Cloneable

Direct Known Subclasses:

Binomial, EmpiricalWalker, HyperGeometric, NegativeBinomial, Poisson, PoissonSlow, Zeta

public abstract class AbstractDiscreteDistribution
extends AbstractDistribution

Abstract base class for all discrete distributions.

Version:

1.0, 09/24/99

Author:

wolfgang.hoschek@cern.ch

See Also:

Serialized Form

Field Summary

Fields inherited from class cern.jet.random.AbstractDistribution

randomGenerator

Fields inherited from class cern.colt.PersistentObject

serialVersionUID

Constructor Summary

protected

AbstractDiscreteDistribution() Makes this class non instantiable, but still let's others inherit from it.

Method Summary

double	nextDouble() Returns a random number from the distribution; returns (double) nextInt().
abstract int	nextInt() Returns a random number from the distribution.

Methods inherited from class cern.jet.random.AbstractDistribution

apply, apply, clone, getRandomGenerator, makeDefaultGenerator, setRandomGenerator

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractDiscreteDistribution

protected AbstractDiscreteDistribution()

Makes this class non instantiable, but still let's others inherit from it.

Method Detail

nextDouble

public double nextDouble()

Returns a random number from the distribution; returns (double) nextInt().

Specified by:

nextDouble in class AbstractDistribution

nextInt

public abstract int nextInt()

Returns a random number from the distribution.

Overrides:

nextInt in class AbstractDistribution