source: branches/VRP/HeuristicLab.Problems.VehicleRouting/3.4/Encodings/Alba/Moves/ThreeOpt/AlbaTranslocationMoveMaker.cs @ 4383

Last change on this file since 4383 was 4383, checked in by svonolfe, 12 years ago

Improved moves, fixed behavior for SA (#1177)

File size: 2.7 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2010 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21
22using HeuristicLab.Core;
23using HeuristicLab.Data;
24using HeuristicLab.Encodings.PermutationEncoding;
25using HeuristicLab.Optimization;
26using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
27using HeuristicLab.Problems.VehicleRouting.Interfaces;
28
29namespace HeuristicLab.Problems.VehicleRouting.Encodings.Alba {
30  [Item("AlbaTranslocationMoveMaker", "An operator which makes translocation moves for a VRP representation.  It is implemented as described in Alba, E. and Dorronsoro, B. (2004). Solving the Vehicle Routing Problem by Using Cellular Genetic Algorithms.")]
31  [StorableClass]
32  public sealed class AlbaTranslocationMoveMaker : AlbaMoveMaker, IAlbaTranslocationMoveOperator {
33    private TranslocationMoveMaker moveMaker;
34
35    public ILookupParameter<TranslocationMove> TranslocationMoveParameter {
36      get { return moveMaker.TranslocationMoveParameter; }
37    }
38
39    public override ILookupParameter VRPMoveParameter {
40      get { return TranslocationMoveParameter; }
41    }
42
43    public ILookupParameter<Permutation> PermutationParameter {
44      get { return moveMaker.PermutationParameter; }
45    }
46
47    [StorableConstructor]
48    private AlbaTranslocationMoveMaker(bool deserializing) : base(deserializing) { }
49
50    public AlbaTranslocationMoveMaker()
51      : base() {
52      moveMaker = new TranslocationMoveMaker();
53    }
54
55    protected override void PerformMove() {
56      IVariable moveVariable = this.ExecutionContext.Scope.Variables[
57        TranslocationMoveParameter.ActualName];
58      TranslocationMove move = moveVariable.Value as TranslocationMove;
59      VRPToursParameter.ActualValue = move.Permutation as AlbaEncoding;
60
61      moveMaker.PermutationParameter.ActualName = VRPToursParameter.ActualName;
62      IAtomicOperation op = this.ExecutionContext.CreateChildOperation(moveMaker);
63      op.Operator.Execute((IExecutionContext)op);
64    }
65  }
66}
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