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source: branches/VRP/HeuristicLab.Problems.VehicleRouting/3.3/Encodings/Alba/Moves/IntraRouteInversion/IntraRouteInversionMoveGenerator.cs @ 4218

Last change on this file since 4218 was 4206, checked in by svonolfe, 14 years ago

Updated naming and description of the VRP operators (#1039)

File size: 2.9 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 System;
23using HeuristicLab.Core;
24using HeuristicLab.Optimization;
25using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
26using HeuristicLab.Problems.VehicleRouting.Encodings.Alba;
27using HeuristicLab.Parameters;
28using System.Collections.Generic;
29
30namespace HeuristicLab.Problems.VehicleRouting.Encodings.Alba {
31  [Item("IntraRouteInversionMoveGenerator", "Generates intra route inversion moves from a given VRP encoding.")]
32  [StorableClass]
33  public abstract class IntraRouteInversionMoveGenerator : AlbaMoveOperator, IExhaustiveMoveGenerator, IAlbaIntraRouteInversionMoveOperator {
34    public ILookupParameter<IntraRouteInversionMove> IntraRouteInversionMoveParameter {
35      get { return (ILookupParameter<IntraRouteInversionMove>)Parameters["IntraRouteInversionMove"]; }
36    }
37
38    protected ScopeParameter CurrentScopeParameter {
39      get { return (ScopeParameter)Parameters["CurrentScope"]; }
40    }
41
42    [StorableConstructor]
43    protected IntraRouteInversionMoveGenerator(bool deserializing) : base(deserializing) { }
44
45    public IntraRouteInversionMoveGenerator()
46      : base() {
47        Parameters.Add(new LookupParameter<IntraRouteInversionMove>("IntraRouteInversionMove", "The moves that should be generated in subscopes."));
48        Parameters.Add(new ScopeParameter("CurrentScope", "The current scope where the moves should be added as subscopes."));
49    }
50
51    protected abstract IntraRouteInversionMove[] GenerateMoves(AlbaEncoding individual);
52
53    public override IOperation Apply() {
54      IOperation next = base.Apply();
55
56      AlbaEncoding individual = VRPToursParameter.ActualValue as AlbaEncoding;
57      IntraRouteInversionMove[] moves = GenerateMoves(individual);
58      Scope[] moveScopes = new Scope[moves.Length];
59      for (int i = 0; i < moveScopes.Length; i++) {
60        moveScopes[i] = new Scope(i.ToString());
61        moveScopes[i].Variables.Add(new Variable(IntraRouteInversionMoveParameter.ActualName, moves[i]));
62      }
63      CurrentScopeParameter.ActualValue.SubScopes.AddRange(moveScopes);
64
65      return next;
66    }
67  }
68}
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