org.uma.jmetal.util.comparator.impl

Class OverallConstraintViolationComparator

java.lang.Object

org.uma.jmetal.util.comparator.impl.OverallConstraintViolationComparator

All Implemented Interfaces:

Comparator<Solution>, ConstraintViolationComparator

public class OverallConstraintViolationComparator
extends Object
implements ConstraintViolationComparator

This class implements a Comparator (a method for comparing Solution objects) based on the overall constraint violation of the solutions, as done in NSGA-II.

Constructor Summary

Constructors

Constructor and Description
OverallConstraintViolationComparator()

Method Summary

Modifier and Type	Method and Description
int	compare(Solution solution1, Solution solution2) Compares two solutions.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

comparing, comparing, comparingDouble, comparingInt, comparingLong, equals, naturalOrder, nullsFirst, nullsLast, reversed, reverseOrder, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Constructor Detail

OverallConstraintViolationComparator

public OverallConstraintViolationComparator()

Method Detail

compare

public int compare(Solution solution1,
                   Solution solution2)

Compares two solutions.

Specified by:

compare in interface Comparator<Solution>

Specified by:

compare in interface ConstraintViolationComparator

Parameters:

solution1 - Object representing the first Solution.

solution2 - Object representing the second Solution.

Returns:

-1, or 0, or 1 if o1 is less than, equal, or greater than o2, respectively.