Enum Class Crossover

java.lang.Object

java.lang.Enum<Crossover>

smile.gap.Crossover

All Implemented Interfaces:

Serializable, Comparable<Crossover>, Constable

public enum Crossover
extends Enum<Crossover>

The types of crossover operation.

Nested Class Summary

Nested classes/interfaces inherited from class Enum

Enum.EnumDesc<E>

Enum Constant Summary

Enum Constants

Enum Constant	Description
SINGLE_POINT	Single point crossover.
TWO_POINT	Two point crossover.
UNIFORM	Uniform crossover - bits are randomly copied from the first or from the second parent.

Method Summary

Modifier and Type	Method	Description
abstract BitString[]	apply(BitString father, BitString mother)	Returns a pair of offsprings by crossovering parent chromosomes.
static Crossover	valueOf(String name)	Returns the enum constant of this class with the specified name.
static Crossover[]	values()	Returns an array containing the constants of this enum class, in the order they are declared.

Methods inherited from class Enum

clone, compareTo, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

SINGLE_POINT

public static final Crossover SINGLE_POINT

Single point crossover. A random crossover point is selected. The binary string from beginning of chromosome to the crossover point is copied from one parent. The rest is copied from the second parent.

TWO_POINT

public static final Crossover TWO_POINT

Two point crossover. Two random crossover points are selected. The binary string from beginning of chromosome to the first crossover point is copied from one parent. The part from the first to the second crossover point is copied from the second parent. The rest is copied from the first parent.

UNIFORM

public static final Crossover UNIFORM

Uniform crossover - bits are randomly copied from the first or from the second parent.

Method Details

values

public static Crossover[] values()

Returns an array containing the constants of this enum class, in the order they are declared.

Returns:

an array containing the constants of this enum class, in the order they are declared

valueOf

public static Crossover valueOf(String name)

Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum class has no constant with the specified name

NullPointerException - if the argument is null

apply

public abstract BitString[] apply(BitString father,
 BitString mother)

Returns a pair of offsprings by crossovering parent chromosomes.

Parameters:

father - the parent chromosome.

mother - the other parent chromosome.

Returns:

a pair of offsprings.