1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2011 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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4 | *
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5 | * This file is part of HeuristicLab.
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6 | *
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7 | * HeuristicLab is free software: you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation, either version 3 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * HeuristicLab is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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19 | */
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20 | #endregion
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21 |
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22 | using HeuristicLab.Common;
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23 | using HeuristicLab.Core;
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24 | using HeuristicLab.Data;
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25 | using HeuristicLab.Optimization;
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26 | using HeuristicLab.Parameters;
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27 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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28 |
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29 |
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30 | namespace HeuristicLab.Encodings.ScheduleEncoding.PriorityRulesVector {
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31 | [Item("PriorityRulesRandomCreator", "Creator class used to create PRV encoding objects for scheduling problems.")]
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32 | [StorableClass]
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33 | public class PRVRandomCreator : ScheduleCreator<PRVEncoding>, IStochasticOperator {
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34 | [Storable]
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35 | public IntValue NrOfRules { get; set; }
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36 |
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37 | public ILookupParameter<IRandom> RandomParameter {
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38 | get { return (LookupParameter<IRandom>)Parameters["Random"]; }
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39 | }
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40 | public IValueLookupParameter<IntValue> JobsParameter {
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41 | get { return (IValueLookupParameter<IntValue>)Parameters["Jobs"]; }
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42 | }
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43 | public IValueLookupParameter<IntValue> ResourcesParameter {
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44 | get { return (IValueLookupParameter<IntValue>)Parameters["Resources"]; }
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45 | }
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46 |
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47 |
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48 | [StorableConstructor]
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49 | protected PRVRandomCreator(bool deserializing) : base(deserializing) { }
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50 | protected PRVRandomCreator(PRVRandomCreator original, Cloner cloner)
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51 | : base(original, cloner) {
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52 | this.NrOfRules = cloner.Clone(original.NrOfRules);
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53 | }
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54 | public override IDeepCloneable Clone(Cloner cloner) {
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55 | return new PRVRandomCreator(this, cloner);
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56 | }
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57 | public PRVRandomCreator()
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58 | : base() {
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59 | NrOfRules = new IntValue(10);
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60 | Parameters.Add(new LookupParameter<IRandom>("Random", "The pseudo random number generator."));
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61 | Parameters.Add(new ValueLookupParameter<IntValue>("Jobs", "The number of jobs handled in this problem instance."));
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62 | Parameters.Add(new ValueLookupParameter<IntValue>("Resources", "The number of resources used in this problem instance."));
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63 | ScheduleEncodingParameter.ActualName = "PriorityRulesVector";
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64 | }
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65 |
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66 | public static PRVEncoding Apply(int jobs, int resources, IRandom random, IntValue nrOfRules) {
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67 | return new PRVEncoding(jobs * resources, random, 0, nrOfRules.Value, nrOfRules);
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68 | }
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69 |
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70 | protected override PRVEncoding CreateSolution() {
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71 | return Apply(JobsParameter.ActualValue.Value, ResourcesParameter.ActualValue.Value, RandomParameter.ActualValue, NrOfRules);
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72 | }
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73 |
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74 |
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75 | }
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76 | }
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