Package org.apache.commons.math.genetics

Class FixedGenerationCount

java.lang.Object

org.apache.commons.math.genetics.FixedGenerationCount

All Implemented Interfaces:

StoppingCondition

public class FixedGenerationCount
extends Object
implements StoppingCondition

Stops after a fixed number of generations. Each time isSatisfied(Population) is invoked, a generation counter is incremented. Once the counter reaches the configured maxGenerations value, isSatisfied(Population) returns true.

Since:

2.0

Constructor Summary

Constructors

Constructor	Description
FixedGenerationCount(int maxGenerations)	Create a new FixedGenerationCount instance.

Method Summary

Modifier and Type	Method	Description
int	getNumGenerations()
boolean	isSatisfied(Population population)	Determine whether or not the given number of generations have passed.

Methods inherited from class java.lang.Object

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

Constructor Details

FixedGenerationCount

public FixedGenerationCount(int maxGenerations)

Create a new FixedGenerationCount instance.

Parameters:

maxGenerations - number of generations to evolve

Method Details

isSatisfied

public boolean isSatisfied(Population population)

Determine whether or not the given number of generations have passed. Increments the number of generations counter if the maximum has not been reached.

Specified by:

isSatisfied in interface StoppingCondition

Parameters:

population - ignored (no impact on result)

Returns:

true IFF the maximum number of generations has been exceeded

getNumGenerations

public int getNumGenerations()

Returns:

the number of generations that have passed