Module ojalgo

Package org.ojalgo.random

Class RandomNumber

java.lang.Object

org.ojalgo.random.RandomNumber

All Implemented Interfaces:

java.lang.Comparable<RandomNumber>, java.util.function.DoubleSupplier, java.util.function.Supplier<java.lang.Double>, BasicFunction, NullaryFunction<java.lang.Double>, PrimitiveFunction.Nullary, Distribution, AccessScalar<java.lang.Double>, ComparableNumber<RandomNumber>, NumberDefinition

Direct Known Subclasses:

AbstractContinuous, AbstractDiscrete, Deterministic, Erlang, Gamma, Weibull

public abstract class RandomNumber
extends java.lang.Object
implements Distribution, PrimitiveFunction.Nullary, ComparableNumber<RandomNumber>

RandomNumber

Nested Class Summary

Nested classes/interfaces inherited from interface org.ojalgo.function.BasicFunction

BasicFunction.Differentiable<N extends java.lang.Comparable<N>,F extends BasicFunction>, BasicFunction.Integratable<N extends java.lang.Comparable<N>,F extends BasicFunction>, BasicFunction.PlainUnary<T,R>

Field Summary

Fields

Modifier and Type	Field	Description
private java.util.Random	myRandom

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	RandomNumber()

Method Summary

Modifier and Type	Method	Description
protected void	checkProbabilty(double probabilty)
int	compareTo(RandomNumber o)
double	doubleValue()
float	floatValue()
protected abstract double	generate()
double	getStandardDeviation()	Subclasses must override either getStandardDeviation() or getVariance()!
double	getVariance()	Subclasses must override either getStandardDeviation() or getVariance()!
int	intValue()
java.lang.Double	invoke()
long	longValue()
SampleSet	newSampleSet(int numberOfSamples)
protected java.util.Random	random()
void	setRandom(java.util.Random random)	Lets you choose between different Random implementations: Random ThreadLocalRandom SecureRandom ...
void	setSeed(long seed)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.ojalgo.random.Distribution

getExpected

Methods inherited from interface org.ojalgo.function.NullaryFunction

andThen, get, getAsDouble

Methods inherited from interface org.ojalgo.type.NumberDefinition

booleanValue, byteValue, shortValue

Field Detail

myRandom

private java.util.Random myRandom

Constructor Detail

RandomNumber

protected RandomNumber()

Method Detail

compareTo

public int compareTo(RandomNumber o)

Specified by:

compareTo in interface java.lang.Comparable<RandomNumber>

doubleValue

public final double doubleValue()

Specified by:

doubleValue in interface NullaryFunction<java.lang.Double>

Specified by:

doubleValue in interface NumberDefinition

floatValue

public final float floatValue()

Specified by:

floatValue in interface NumberDefinition

getStandardDeviation

public double getStandardDeviation()

Subclasses must override either getStandardDeviation() or getVariance()!

Specified by:

getStandardDeviation in interface Distribution

See Also:

Distribution.getStandardDeviation(), Distribution.getVariance()

getVariance

public double getVariance()

Subclasses must override either getStandardDeviation() or getVariance()!

Specified by:

getVariance in interface Distribution

See Also:

Distribution.getStandardDeviation(), Distribution.getVariance()

intValue

public final int intValue()

Specified by:

intValue in interface NumberDefinition

invoke

public final java.lang.Double invoke()

Specified by:

invoke in interface NullaryFunction<java.lang.Double>

Specified by:

invoke in interface PrimitiveFunction.Nullary

longValue

public final long longValue()

Specified by:

longValue in interface NumberDefinition

newSampleSet

public SampleSet newSampleSet(int numberOfSamples)

setRandom

public void setRandom(java.util.Random random)

Lets you choose between different Random implementations:

• Random
• ThreadLocalRandom
• SecureRandom
• ...

setSeed

public void setSeed(long seed)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

checkProbabilty

protected void checkProbabilty(double probabilty)

generate

protected abstract double generate()

random

protected final java.util.Random random()