| 1 | #region License Information
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| 2 | /* HeuristicLab
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| 3 | * Copyright (C) 2002-2018 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 | namespace HeuristicLab.Encodings.ScheduleEncoding.PriorityRulesVector {
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| 30 | [Item("PriorityRulesRandomCreator", "Creator class used to create PRV encoding objects for scheduling problems.")]
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| 31 | [StorableClass]
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| 32 | public class PRVRandomCreator : ScheduleCreator, IStochasticOperator {
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| 33 |
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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 | [StorableConstructor]
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| 48 | protected PRVRandomCreator(bool deserializing) : base(deserializing) { }
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| 49 | protected PRVRandomCreator(PRVRandomCreator original, Cloner cloner)
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| 50 | : base(original, cloner) {
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| 51 | this.NrOfRules = cloner.Clone(original.NrOfRules);
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| 52 | }
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| 53 | public PRVRandomCreator()
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| 54 | : base() {
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| 55 | NrOfRules = new IntValue(10);
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| 56 | Parameters.Add(new LookupParameter<IRandom>("Random", "The pseudo random number generator."));
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| 57 | Parameters.Add(new ValueLookupParameter<IntValue>("Jobs", "The number of jobs handled in this problem instance."));
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| 58 | Parameters.Add(new ValueLookupParameter<IntValue>("Resources", "The number of resources used in this problem instance."));
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| 59 | ScheduleEncodingParameter.ActualName = "PriorityRulesVector";
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| 60 | }
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| 61 |
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| 62 | public override IDeepCloneable Clone(Cloner cloner) {
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| 63 | return new PRVRandomCreator(this, cloner);
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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 IScheduleEncoding 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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