1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17 package org.apache.commons.math4.legacy.genetics;
18
19 /**
20 * A pair of {@link Chromosome} objects.
21 * @since 2.0
22 *
23 */
24 public class ChromosomePair {
25 /** the first chromosome in the pair. */
26 private final Chromosome first;
27
28 /** the second chromosome in the pair. */
29 private final Chromosome second;
30
31 /**
32 * Create a chromosome pair.
33 *
34 * @param c1 the first chromosome.
35 * @param c2 the second chromosome.
36 */
37 public ChromosomePair(final Chromosome c1, final Chromosome c2) {
38 super();
39 first = c1;
40 second = c2;
41 }
42
43 /**
44 * Access the first chromosome.
45 *
46 * @return the first chromosome.
47 */
48 public Chromosome getFirst() {
49 return first;
50 }
51
52 /**
53 * Access the second chromosome.
54 *
55 * @return the second chromosome.
56 */
57 public Chromosome getSecond() {
58 return second;
59 }
60
61 /** {@inheritDoc} */
62 @Override
63 public String toString() {
64 return String.format("(%s,%s)", getFirst(), getSecond());
65 }
66 }