source: branches/2520_PersistenceReintegration/HeuristicLab.Encodings.ScheduleEncoding/3.3/JobSequenceMatrix/JSMRandomCreator.cs @ 16453

Last change on this file since 16453 was 16453, checked in by jkarder, 12 months ago

#2520: updated year of copyrights

File size: 3.1 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2019 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.Data;
25using HeuristicLab.Encodings.PermutationEncoding;
26using HeuristicLab.Optimization;
27using HeuristicLab.Parameters;
28using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
29
30namespace HeuristicLab.Encodings.ScheduleEncoding.JobSequenceMatrix {
31  [Item("JobSequenceMatrixCreator", "Creator class used to create Job Sequence Matrix solutions for standard JobShop scheduling problems.")]
32  [StorableClass]
33  public class JSMRandomCreator : ScheduleCreator, IStochasticOperator {
34
35    public ILookupParameter<IRandom> RandomParameter {
36      get { return (LookupParameter<IRandom>)Parameters["Random"]; }
37    }
38    public IValueLookupParameter<IntValue> JobsParameter {
39      get { return (IValueLookupParameter<IntValue>)Parameters["Jobs"]; }
40    }
41    public IValueLookupParameter<IntValue> ResourcesParameter {
42      get { return (IValueLookupParameter<IntValue>)Parameters["Resources"]; }
43    }
44
45    [StorableConstructor]
46    protected JSMRandomCreator(bool deserializing) : base(deserializing) { }
47    protected JSMRandomCreator(JSMRandomCreator original, Cloner cloner) : base(original, cloner) { }
48    public JSMRandomCreator()
49      : base() {
50      Parameters.Add(new LookupParameter<IRandom>("Random", "The pseudo random number generator."));
51      Parameters.Add(new ValueLookupParameter<IntValue>("Jobs", "The number of jobs handled in this problem instance."));
52      Parameters.Add(new ValueLookupParameter<IntValue>("Resources", "The number of resources used in this problem instance."));
53
54      ScheduleEncodingParameter.ActualName = "JobSequenceMatrix";
55    }
56
57    public override IDeepCloneable Clone(Cloner cloner) {
58      return new JSMRandomCreator(this, cloner);
59    }
60
61    public static JSMEncoding Apply(int jobs, int resources, IRandom random) {
62      var solution = new JSMEncoding();
63      for (int i = 0; i < resources; i++) {
64        solution.JobSequenceMatrix.Add(new Permutation(PermutationTypes.Absolute, jobs, random));
65      }
66      return solution;
67    }
68
69    protected override IScheduleEncoding CreateSolution() {
70      return Apply(JobsParameter.ActualValue.Value, ResourcesParameter.ActualValue.Value, RandomParameter.ActualValue);
71    }
72  }
73}
Note: See TracBrowser for help on using the repository browser.