/*

     dsh-evolve  Framework for evolutionary algorithms.

     Copyright (c) 2005-2013 held jointly by the individual authors.

     This library is free software; you can redistribute it and/or modify it

     under the terms of the GNU Lesser General Public License as published

     by the Free Software Foundation; either version 3 of the License, or (at

     your option) any later version.

     This library is distributed in the hope that it will be useful, but WITHOUT

     ANY WARRANTY; with out even the implied warranty of MERCHANTABILITY or

     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public

     License for more details.

     You should have received a copy of the GNU Lesser General Public License

     along with this library;  if not, write to the Free Software Foundation,

     Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA.

     > http://www.fsf.org/licensing/licenses/lgpl.html

     > http://www.opensource.org/licenses/lgpl-license.php

 */

 package org.dishevelled.evolve.fitness;

 import org.dishevelled.evolve.Fitness;

 /**

  * Uniform fitness function.

  *

  * @param <I> individual type

  * @author  Michael Heuer

  */

 public final class UniformFitness<I>

     implements Fitness<I>

 {

     /** Uniform fitness score. */

     private final double score;

     /** Default score, <code>1.0d</code>. */

     static final double DEFAULT_SCORE = 1.0d;

     /**

      * Create a new uniform fitness function with

      * the default score of <code>1.0d</code>.

      */

     public UniformFitness()

     {

         this(DEFAULT_SCORE);

     }

     /**

      * Create a new uniform fitness function with

      * the specified score.

      *

      * @param score uniform fitness score

      */

     public UniformFitness(final double score)

     {

         this.score = score;

     }

     /** {@inheritDoc} */

     public Double score(final I individual)

     {

         return Double.valueOf(score);

     }

 }