| /* |
| * 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.math4.genetics; |
| |
| import java.util.Arrays; |
| import java.util.List; |
| |
| import org.apache.commons.math4.genetics.AbstractListChromosome; |
| import org.apache.commons.math4.genetics.InvalidRepresentationException; |
| |
| /** |
| * Implementation of ListChromosome for testing purposes |
| */ |
| public class DummyListChromosome extends AbstractListChromosome<Integer> { |
| public DummyListChromosome(final Integer[] representation) { |
| super(representation); |
| } |
| |
| public DummyListChromosome(final List<Integer> representation) { |
| super(representation); |
| } |
| |
| @Override |
| public double fitness() { |
| // Not important. |
| return 0; |
| } |
| |
| @Override |
| protected void checkValidity(final List<Integer> chromosomeRepresentation) throws InvalidRepresentationException { |
| // Not important. |
| } |
| |
| @Override |
| public AbstractListChromosome<Integer> newFixedLengthChromosome(final List<Integer> chromosomeRepresentation) { |
| return new DummyListChromosome(chromosomeRepresentation); |
| } |
| |
| @Override |
| public int hashCode() { |
| final int prime = 31; |
| int result = 1; |
| result = prime * result + (getRepresentation() == null ? 0 : getRepresentation().hashCode()); |
| return result; |
| } |
| |
| @Override |
| public boolean equals(final Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj == null) { |
| return false; |
| } |
| if (!(obj instanceof DummyListChromosome)) { |
| return false; |
| } |
| final DummyListChromosome other = (DummyListChromosome) obj; |
| if (getRepresentation() == null) { |
| if (other.getRepresentation() != null) { |
| return false; |
| } |
| } |
| final Integer[] rep = getRepresentation().toArray(new Integer[getRepresentation().size()]); |
| final Integer[] otherRep = other.getRepresentation().toArray(new Integer[other.getRepresentation().size()]); |
| return Arrays.equals(rep, otherRep); |
| } |
| } |