#region License Information
/* HeuristicLab
* Copyright (C) 2002-2010 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
*
* This file is part of HeuristicLab.
*
* HeuristicLab is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* HeuristicLab is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with HeuristicLab. If not, see .
*/
#endregion
using System;
using HeuristicLab.Core;
using HeuristicLab.Data;
using HeuristicLab.Operators;
using HeuristicLab.Optimization;
using HeuristicLab.Parameters;
using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
namespace HeuristicLab.Encodings.PermutationEncoding {
[Item("TwoOptTabuMoveMaker", "Declares a given 2-opt move as tabu, by adding its attributes to the tabu list. It also removes the oldest entry in the tabu list when its size is greater than tenure.")]
[StorableClass]
public class TwoOptTabuMoveMaker : TabuMoveMaker, ITwoOptPermutationMoveOperator {
public override bool CanChangeName {
get { return false; }
}
public ILookupParameter PermutationParameter {
get { return (ILookupParameter)Parameters["Permutation"]; }
}
public ILookupParameter TwoOptMoveParameter {
get { return (LookupParameter)Parameters["TwoOptMove"]; }
}
public TwoOptTabuMoveMaker()
: base() {
Parameters.Add(new LookupParameter("TwoOptMove", "The move that was made."));
Parameters.Add(new LookupParameter("Permutation", "The solution as permutation."));
}
protected override IItem GetTabuAttribute() {
TwoOptMove move = TwoOptMoveParameter.ActualValue;
Permutation permutation = PermutationParameter.ActualValue;
return new TwoOptTabuMoveAttribute( permutation.GetCircular(move.Index1 - 1),
permutation[move.Index1],
permutation[move.Index2],
permutation.GetCircular(move.Index2 + 1));
}
}
}