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source: branches/VRP/HeuristicLab.Problems.VehicleRouting/3.4/Encodings/Prins/Manipulators/PrinsPermutationManipulator.cs @ 4379

Last change on this file since 4379 was 4379, checked in by svonolfe, 14 years ago

Added remaining encodings (#1177)

File size: 2.4 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.Encodings.PermutationEncoding;
24using HeuristicLab.Parameters;
25using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
26using HeuristicLab.Data;
27
28namespace HeuristicLab.Problems.VehicleRouting.Encodings.Prins {
29  [Item("PrinsPermutationManipulator", "An operator which manipulates a VRP representation by using a standard permutation manipulator. It is implemented as described in Prins, C. (2004). A simple and effective evolutionary algorithm for the vehicle routing problem. Computers & Operations Research, 12:1985-2002.")]
30  [StorableClass]
31  public sealed class PrinsPermutationManipulator : PrinsManipulator {
32    public IValueLookupParameter<IPermutationManipulator> InnerManipulatorParameter {
33      get { return (IValueLookupParameter<IPermutationManipulator>)Parameters["InnerManipulator"]; }
34    }
35
36    [StorableConstructor]
37    private PrinsPermutationManipulator(bool deserializing) : base(deserializing) { }
38
39    public PrinsPermutationManipulator()
40      : base() {
41        Parameters.Add(new ValueLookupParameter<IPermutationManipulator>("InnerManipulator", "The permutation manipulator.", new TranslocationManipulator()));
42    }
43
44    protected override void Manipulate(IRandom random, PrinsEncoding individual) {
45      InnerManipulatorParameter.ActualValue.PermutationParameter.ActualName = VRPToursParameter.ActualName;
46
47      IAtomicOperation op = this.ExecutionContext.CreateOperation(
48        InnerManipulatorParameter.ActualValue, this.ExecutionContext.Scope);
49      op.Operator.Execute((IExecutionContext)op);
50    }
51  }
52}
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