jmetal.operators.localSearch
Class MutationLocalSearch

java.lang.Object
  jmetal.core.Operator
      jmetal.operators.localSearch.LocalSearch
          jmetal.operators.localSearch.MutationLocalSearch

All Implemented Interfaces:

java.io.Serializable

public class MutationLocalSearch
extends LocalSearch

This class implements an local search operator based in the use of a mutation operator. An archive is used to store the non-dominated solutions found during the search.

See Also:

Serialized Form

Field Summary

Fields inherited from class jmetal.core.Operator

parameters_

Constructor Summary

MutationLocalSearch(java.util.HashMap<java.lang.String,java.lang.Object> parameters)
Constructor.

Method Summary

java.lang.Object	execute(java.lang.Object object) Executes the local search.
int	getEvaluations() Returns the number of evaluations maded

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

MutationLocalSearch

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

Constructor. Creates a new local search object.

Parameters:

parameters - The parameters

Method Detail

execute

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

Executes the local search. The maximum number of iterations is given by the param "improvementRounds", which is in the parameter list of the operator. The archive to store the non-dominated solutions is also in the parameter list.

Specified by:

execute in class Operator

Parameters:

object - Object representing a solution

Returns:

An object containing the new improved solution

Throws:

JMException

getEvaluations

public int getEvaluations()

Returns the number of evaluations maded

Specified by:

getEvaluations in class LocalSearch