jmetal.operators.crossover
Class TwoPointsCrossover

java.lang.Object
  jmetal.core.Operator
      jmetal.operators.crossover.Crossover
          jmetal.operators.crossover.TwoPointsCrossover

All Implemented Interfaces:

java.io.Serializable

public class TwoPointsCrossover
extends Crossover

This class allows to apply a two points crossover operator using two parent solutions. NOTE: the type of the solutions must be Permutation..

See Also:

Serialized Form

Field Summary

Fields inherited from class jmetal.core.Operator

parameters_

Constructor Summary

TwoPointsCrossover(java.util.HashMap<java.lang.String,java.lang.Object> parameters)
Constructor Creates a new intance of the two point crossover operator

Method Summary

Solution[]	doCrossover(double probability, Solution parent1, Solution parent2) Perform the crossover operation
java.lang.Object	execute(java.lang.Object object) Executes the operation

Methods inherited from class jmetal.core.Operator

getParameter, setParameter

Methods inherited from class java.lang.Object

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

Constructor Detail

TwoPointsCrossover

public TwoPointsCrossover(java.util.HashMap<java.lang.String,java.lang.Object> parameters)

Constructor Creates a new intance of the two point crossover operator

Method Detail

doCrossover

public Solution[] doCrossover(double probability,
                              Solution parent1,
                              Solution parent2)
                       throws JMException

Perform the crossover operation

Parameters:

probability - Crossover probability

parent1 - The first parent

parent2 - The second parent

Returns:

Two offspring solutions

Throws:

JMException

execute

public java.lang.Object execute(java.lang.Object object)
                         throws JMException

Executes the operation

Specified by:

execute in class Operator

Parameters:

object - An object containing an array of two solutions

Returns:

An object containing an array with the offSprings

Throws:

JMException