AbstractBoundedChromosome.java
/*
* Java Genetic Algorithm Library (@__identifier__@).
* Copyright (c) @__year__@ Franz Wilhelmstötter
*
* Licensed 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.
*
* Author:
* Franz Wilhelmstötter (franz.wilhelmstoetter@gmx.at)
*/
package org.jenetics;
import static org.jenetics.internal.util.object.eq;
import org.jenetics.internal.util.HashBuilder;
import org.jenetics.util.ISeq;
/**
* Abstract chromosome for {@code BoundedGene}s.
*
* @author <a href="mailto:franz.wilhelmstoetter@gmx.at">Franz Wilhelmstötter</a>
* @version 1.6 — <em>$Date: 2014-03-05 $</em>
* @since 1.6
*/
abstract class AbstractBoundedChromosome<
A extends Comparable<? super A>,
G extends AbstractBoundedGene<A, G>
>
extends AbstractChromosome<G> implements BoundedChromosome<A, G> {
private static final long serialVersionUID = 1L;
/**
* The minimum value of this {@code BoundedChromosome}.
*/
A _min;
/**
* The maximum value of this {@code BoundedChromosome}.
*/
A _max;
/**
* Create a new chromosome from the given genes array.
*
* @param genes the genes of the new chromosome.
* @throws IllegalArgumentException if the {@code genes.length()} is smaller
* than one.
* @throws NullPointerException if the {@code genes} are {@code null}.
*/
protected AbstractBoundedChromosome(final ISeq<? extends G> genes) {
super(genes);
_min = genes.get(0)._min;
_max = genes.get(0)._max;
}
@Override
public A getMin() {
return _min;
}
@Override
public A getMax() {
return _max;
}
@Override
public int hashCode() {
return HashBuilder.of(getClass()).
and(super.hashCode()).
and(_min).
and(_max).value();
}
@Override
public boolean equals(final Object object) {
if (object == this) {
return true;
}
if (!(object instanceof AbstractBoundedChromosome<?, ?>)) {
return false;
}
final AbstractBoundedChromosome<?, ?> nc = (AbstractBoundedChromosome<?, ?>)object;
return eq(_min, nc._min) && eq(_max, nc._max) && super.equals(object);
}
}