jphase.generator
Class PhaseGenerator

java.lang.Object
  jphase.generator.PhaseGenerator

Direct Known Subclasses:

NeutsContPHGenerator, NeutsDiscPHGenerator

public abstract class PhaseGenerator
extends java.lang.Object

This abstract class defines the behaviour that any Phase-Type random number generator should have

Author:

Juan Fernando Perez

Field Summary

protected PhaseVar

var Phase variable from which the random numbers must be generated

Constructor Summary

PhaseGenerator(PhaseVar var)
Construcs a new PhaseGenerator through its initialization

Method Summary

abstract double	getRandom()
abstract double[]	getRandom(int num)
PhaseVar	getVar()
protected abstract void	initialize() Initialize the cutoff values and the aliases for the initial probability distribution and the transition probability matrix

Methods inherited from class java.lang.Object

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

Field Detail

var

protected PhaseVar var

Phase variable from which the random numbers must be generated

Constructor Detail

PhaseGenerator

public PhaseGenerator(PhaseVar var)

Construcs a new PhaseGenerator through its initialization

Parameters:

var - variable from which the random numbers must be generated

Method Detail

getRandom

public abstract double getRandom()

Returns:

A random number that has a probability distribution of Phase-Type

getRandom

public abstract double[] getRandom(int num)

Parameters:

num - Number of variates to be generated

Returns:

A vector of random numbers that have a probability distribution of Phase-Type

initialize

protected abstract void initialize()

Initialize the cutoff values and the aliases for the initial probability distribution and the transition probability matrix

getVar

public PhaseVar getVar()

Returns:

Phase variable that is being used to generate the random numbers