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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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package org.apache.commons.math.genetics;
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* A collection of chromosomes that facilitates generational evolution.
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* @version $Revision: 800116 $ $Date: 2009-08-02 13:49:59 -0400 (Sun, 02 Aug 2009) $
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public interface Population extends Iterable<Chromosome> {
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* Access the current population size.
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* @return the current population size.
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int getPopulationSize();
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* Access the maximum population size.
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* @return the maximum population size.
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int getPopulationLimit();
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* Start the population for the next generation.
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* @return the beginnings of the next generation.
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Population nextGeneration();
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* Add the given chromosome to the population.
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* @param chromosome the chromosome to add.
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void addChromosome(Chromosome chromosome);
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* Access the fittest chromosome in this population.
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* @return the fittest chromosome.
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Chromosome getFittestChromosome();