Package org.moeaframework.core.operator.real

Class MultiParentVariation

java.lang.Object

org.moeaframework.core.operator.real.MultiParentVariation

All Implemented Interfaces:

Configurable, Variation

Direct Known Subclasses:

AdaptiveMetropolis, PCX, SPX, UNDX

public abstract class MultiParentVariation
extends Object
implements Variation

Abstract class for operators that can take a variable number of parents and produce a variable number of offspring.

Field Summary

Fields

Modifier and Type	Field	Description
protected int	numberOfOffspring	The number of offspring produced by this operator.
protected int	numberOfParents	The number of parents required by this operator.

Constructor Summary

Constructors

Constructor	Description
MultiParentVariation(int numberOfParents, int numberOfOffspring)	Creates a new multi-parent variation operator.

Method Summary

Modifier and Type	Method	Description
int	getArity()	Returns the number of solutions that must be supplied to the evolve method.
int	getNumberOfOffspring()	Returns the number of offspring produced by this operator.
int	getNumberOfParents()	Returns the number of parents required by this operator.
void	setNumberOfOffspring(int numberOfOffspring)	Sets the number of offspring produced by this operator.
void	setNumberOfParents(int numberOfParents)	Sets the number of parents required by this operator.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.moeaframework.core.configuration.Configurable

applyConfiguration, getConfiguration

Methods inherited from interface org.moeaframework.core.Variation

evolve, getName

Field Details

numberOfParents

protected int numberOfParents

The number of parents required by this operator.

numberOfOffspring

protected int numberOfOffspring

The number of offspring produced by this operator.

Constructor Details

MultiParentVariation

public MultiParentVariation(int numberOfParents,
 int numberOfOffspring)

Creates a new multi-parent variation operator.

Parameters:

numberOfParents - the number of parents required by this operator

numberOfOffspring - the number of offspring produced by this operator

Method Details

getNumberOfParents

public int getNumberOfParents()

Returns the number of parents required by this operator.

Returns:

the number of parents required by this operator

setNumberOfParents

public void setNumberOfParents(int numberOfParents)

Sets the number of parents required by this operator.

Parameters:

numberOfParents - the number of parents required by this operator

getNumberOfOffspring

public int getNumberOfOffspring()

Returns the number of offspring produced by this operator.

Returns:

the number of offspring produced by this operator

setNumberOfOffspring

public void setNumberOfOffspring(int numberOfOffspring)

Sets the number of offspring produced by this operator.

Parameters:

numberOfOffspring - the number of offspring produced by this operator

getArity

public int getArity()

Description copied from interface: Variation

Returns the number of solutions that must be supplied to the evolve method.

Specified by:

getArity in interface Variation

Returns:

the number of solutions that must be supplied to the evolve method