/*
* This file is part of JGAP.
*
* JGAP offers a dual license model containing the LGPL as well as the MPL.
*
* For licensing information please see the file license.txt included with JGAP
* or have a look at the top of class org.jgap.Chromosome which representatively
* includes the JGAP license policy applicable for any file delivered with JGAP.
*/
package org.jgap.distr.grid;
import org.jgap.*;
/**
* Default implementation of IGenotypeInitializer.
*
* @author Klaus Meffert
* @since 3.2
*/
public class DefaultGenotypeInitializer
implements IGenotypeInitializer, Comparable {
/** String containing the CVS revision. Read out via reflection!*/
private final static String CVS_REVISION = "$Revision: 1.4 $";
/**
* Sets up a Genotype by adding the content of the given Population to it
* and initializing the missing Chromosomes of the Genotype randomly.
*
* @param a_req a JGAPRequest object containing useful information
* @param a_initialPop the Population to consider
* @return the initialized Genotype
* @throws Exception
*
* @author Klaus Meffert
* @since 3.2
*/
public Genotype setupGenotype(JGAPRequest a_req, Population a_initialPop)
throws Exception {
Genotype gen;
Configuration conf = a_req.getConfiguration();
if (a_initialPop == null || a_initialPop.size() < 1) {
gen = Genotype.randomInitialGenotype(conf);
}
else {
// Initialize genotype with given population.
// ------------------------------------------
gen = new Genotype(conf, a_initialPop);
// Fill up population to get the desired size.
// -------------------------------------------
int size = conf.getPopulationSize() - a_initialPop.size();
gen.fillPopulation(size);
}
return gen;
}
/**
* @param a_other sic
* @return as always
*
* @author Klaus Meffert
* @since 3.2
*/
public int compareTo(Object a_other) {
if (a_other.getClass().equals(getClass())) {
return 0;
}
else {
return getClass().getName().compareTo(a_other.getClass().getName());
}
}
}