Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.apache.commons.math3.genetics; /** * A pair of {@link Chromosome} objects. * @since 2.0 * * @version $Id: ChromosomePair.java 1416643 2012-12-03 19:37:14Z tn $ */ public class ChromosomePair { /** the first chromosome in the pair. */ private final Chromosome first; /** the second chromosome in the pair. */ private final Chromosome second; /** * Create a chromosome pair. * * @param c1 the first chromosome. * @param c2 the second chromosome. */ public ChromosomePair(final Chromosome c1, final Chromosome c2) { super(); first = c1; second = c2; } /** * Access the first chromosome. * * @return the first chromosome. */ public Chromosome getFirst() { return first; } /** * Access the second chromosome. * * @return the second chromosome. */ public Chromosome getSecond() { return second; } @Override public String toString() { return String.format("(%s,%s)", getFirst(), getSecond()); } }