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source: stable/HeuristicLab.Problems.VehicleRouting/3.4/Encodings/Alba/Moves/ThreeOpt/AlbaTranslocationMoveMaker.cs @ 17181

Last change on this file since 17181 was 17181, checked in by swagner, 5 years ago

#2875: Merged r17180 from trunk to stable

File size: 2.9 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 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.Common;
23using HeuristicLab.Core;
24using HeuristicLab.Encodings.PermutationEncoding;
25using HEAL.Attic;
26
27namespace HeuristicLab.Problems.VehicleRouting.Encodings.Alba {
28  [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.")]
29  [StorableType("3E2624B9-AC8D-4E18-9586-04E501769D3E")]
30  public sealed class AlbaTranslocationMoveMaker : AlbaMoveMaker, IAlbaTranslocationMoveOperator {
31    [Storable]
32    private TranslocationMoveMaker moveMaker;
33
34    public ILookupParameter<TranslocationMove> TranslocationMoveParameter {
35      get { return moveMaker.TranslocationMoveParameter; }
36    }
37
38    public override ILookupParameter VRPMoveParameter {
39      get { return TranslocationMoveParameter; }
40    }
41
42    public ILookupParameter<Permutation> PermutationParameter {
43      get { return moveMaker.PermutationParameter; }
44    }
45
46    [StorableConstructor]
47    private AlbaTranslocationMoveMaker(StorableConstructorFlag _) : base(_) { }
48
49    public AlbaTranslocationMoveMaker()
50      : base() {
51      moveMaker = new TranslocationMoveMaker();
52    }
53
54    public override IDeepCloneable Clone(Cloner cloner) {
55      return new AlbaTranslocationMoveMaker(this, cloner);
56    }
57
58    private AlbaTranslocationMoveMaker(AlbaTranslocationMoveMaker original, Cloner cloner)
59      : base(original, cloner) {
60      moveMaker = cloner.Clone(original.moveMaker);
61    }
62
63    protected override void PerformMove() {
64      IVariable moveVariable = this.ExecutionContext.Scope.Variables[
65        TranslocationMoveParameter.ActualName];
66      TranslocationMove move = moveVariable.Value as TranslocationMove;
67      VRPToursParameter.ActualValue = move.Permutation as AlbaEncoding;
68
69      moveMaker.PermutationParameter.ActualName = VRPToursParameter.ActualName;
70      IAtomicOperation op = this.ExecutionContext.CreateChildOperation(moveMaker);
71      op.Operator.Execute((IExecutionContext)op, CancellationToken);
72    }
73  }
74}
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