org.cloudbus.cloudsim.distributions

Interface ContinuousDistribution

All Known Implementing Classes:

ContinuousDistributionAbstract, ExponentialDistr, GammaDistr, LognormalDistr, LomaxDistr, NormalDistr, ParetoDistr, PoissonDistr, UniformDistr, WeibullDistr, ZipfDistr

public interface ContinuousDistribution

Interface to be implemented by a pseudo random number generator (PRNG) that follows a defined statistical continuous distribution.

Since:

CloudSim Toolkit 1.0

Author:

Marcos Dias de Assuncao

Field Summary

Fields

Modifier and Type	Field and Description
static ContinuousDistribution	NULL An attribute that implements the Null Object Design Pattern for ContinuousDistribution objects.

Method Summary

Modifier and Type	Method and Description
long	getSeed()
double	sample() Generate a new pseudo random number.

Field Detail

NULL

static final ContinuousDistribution NULL

An attribute that implements the Null Object Design Pattern for ContinuousDistribution objects.

Method Detail

sample

double sample()

Generate a new pseudo random number.

Returns:

the next pseudo random number in the sequence, following the implemented distribution.

getSeed

long getSeed()

Returns:

the seed used to initialize the generator