Package org.uma.jmetal.component.catalogue.ea.selection.impl

Class RandomSelection<S extends Solution<?>>

java.lang.Object

org.uma.jmetal.component.catalogue.ea.selection.impl.RandomSelection<S>

Type Parameters:

S -

All Implemented Interfaces:

Selection<S>

public class RandomSelection<S extends Solution<?>>
extends Object
implements Selection<S>

Randomly select a number of solutions from a list, with or without replacement

Author:

Antonio J. Nebro (ajnebro@uma.es)

Constructor Summary

Constructors

Constructor	Description
RandomSelection(int numberOfElementsToSelect)
RandomSelection(int numberOfElementsToSelect, boolean withReplacement)
RandomSelection(int numberOfElementsToSelect, boolean withReplacement, BoundedRandomGenerator<Integer> pseudoRandomGenerator)	Constructor The check of invalid parameter values are omitted assuming that they are applied in the ListUtils.randomSelectionWithoutReplacement(int, List) and ListUtils.randomSelectionWithReplacement(int, List) methods used in the implementation of method select(List)

Method Summary

Modifier and Type	Method	Description
int	getNumberOfElementsToSelect()
List<S>	select(List<S> solutionList)
boolean	withReplacement()

Methods inherited from class java.lang.Object

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

Constructor Details

RandomSelection

public RandomSelection(int numberOfElementsToSelect)

RandomSelection

public RandomSelection(int numberOfElementsToSelect,
 boolean withReplacement)

RandomSelection

public RandomSelection(int numberOfElementsToSelect,
 boolean withReplacement,
 BoundedRandomGenerator<Integer> pseudoRandomGenerator)

Constructor The check of invalid parameter values are omitted assuming that they are applied in the ListUtils.randomSelectionWithoutReplacement(int, List) and ListUtils.randomSelectionWithReplacement(int, List) methods used in the implementation of method select(List)

Parameters:

numberOfElementsToSelect -

withReplacement -

pseudoRandomGenerator -

Method Details

select

public List<S> select(List<S> solutionList)

Specified by:

select in interface Selection<S extends Solution<?>>

withReplacement

public boolean withReplacement()

getNumberOfElementsToSelect

public int getNumberOfElementsToSelect()