Package org.moeaframework.problem.ZDT

Class ZDT2

java.lang.Object

org.moeaframework.problem.AbstractProblem

org.moeaframework.problem.ZDT.ZDT

org.moeaframework.problem.ZDT.ZDT2

All Implemented Interfaces:

AutoCloseable, Problem

public class ZDT2
extends ZDT

The ZDT2 test problem.

Field Summary

Fields inherited from class org.moeaframework.problem.AbstractProblem

numberOfConstraints, numberOfObjectives, numberOfVariables

Constructor Summary

Constructors

Constructor	Description
ZDT2()	Constructs a ZDT2 test problem with 30 decision variables.
ZDT2(int numberOfVariables)	Constructs a ZDT2 test problem with the specified number of decision variables.

Method Summary

Modifier and Type	Method	Description
void	evaluate(Solution solution)	Evaluates the solution, updating the solution's objectives in place.

Methods inherited from class org.moeaframework.problem.ZDT.ZDT

newSolution

Methods inherited from class org.moeaframework.problem.AbstractProblem

close, getName, getNumberOfConstraints, getNumberOfObjectives, getNumberOfVariables

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.moeaframework.core.Problem

isType

Constructor Details

ZDT2

public ZDT2()

Constructs a ZDT2 test problem with 30 decision variables.

ZDT2

public ZDT2(int numberOfVariables)

Constructs a ZDT2 test problem with the specified number of decision variables.

Parameters:

numberOfVariables - the number of decision variables

Method Details

evaluate

public void evaluate(Solution solution)

Description copied from interface: Problem

Evaluates the solution, updating the solution's objectives in place. Algorithms must explicitly call this method when appropriate to evaluate new solutions or reevaluate modified solutions.

Parameters:

solution - the solution to be evaluated