1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2010 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 System;
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23 | using System.Collections.Generic;
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24 | using System.Linq;
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25 | using HeuristicLab.Common;
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26 | using HeuristicLab.Core;
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27 | using HeuristicLab.Data;
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28 | using HeuristicLab.Optimization;
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29 | using HeuristicLab.Parameters;
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30 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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31 | using HeuristicLab.PluginInfrastructure;
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32 | using HeuristicLab.Problems.VehicleRouting.Interfaces;
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33 | using HeuristicLab.Problems.VehicleRouting.Variants;
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34 |
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35 | namespace HeuristicLab.Problems.VehicleRouting.ProblemInstances {
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36 | [Item("MDCVRPTWProblemInstance", "Represents a multi depot CVRPTW instance.")]
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37 | [StorableClass]
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38 | public class MDCVRPTWProblemInstance : MDCVRPProblemInstance, ITimeWindowedProblemInstance {
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39 | protected IValueParameter<DoubleArray> ReadyTimeParameter {
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40 | get { return (IValueParameter<DoubleArray>)Parameters["ReadyTime"]; }
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41 | }
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42 | protected IValueParameter<DoubleArray> DueTimeParameter {
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43 | get { return (IValueParameter<DoubleArray>)Parameters["DueTime"]; }
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44 | }
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45 | protected IValueParameter<DoubleArray> ServiceTimeParameter {
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46 | get { return (IValueParameter<DoubleArray>)Parameters["ServiceTime"]; }
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47 | }
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48 |
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49 | protected IValueParameter<DoubleValue> TimeFactorParameter {
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50 | get { return (IValueParameter<DoubleValue>)Parameters["EvalTimeFactor"]; }
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51 | }
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52 | protected IValueParameter<DoubleValue> TardinessPenaltyParameter {
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53 | get { return (IValueParameter<DoubleValue>)Parameters["EvalTardinessPenalty"]; }
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54 | }
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55 |
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56 | public DoubleArray ReadyTime {
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57 | get { return ReadyTimeParameter.Value; }
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58 | set { ReadyTimeParameter.Value = value; }
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59 | }
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60 | public DoubleArray DueTime {
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61 | get { return DueTimeParameter.Value; }
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62 | set { DueTimeParameter.Value = value; }
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63 | }
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64 | public DoubleArray ServiceTime {
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65 | get { return ServiceTimeParameter.Value; }
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66 | set { ServiceTimeParameter.Value = value; }
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67 | }
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68 | public DoubleValue TimeFactor {
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69 | get { return TimeFactorParameter.Value; }
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70 | set { TimeFactorParameter.Value = value; }
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71 | }
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72 |
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73 | protected IValueParameter<DoubleValue> CurrentTardinessPenaltyParameter {
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74 | get { return (IValueParameter<DoubleValue>)Parameters["CurrentTardinessPenalty"]; }
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75 | }
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76 |
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77 | public DoubleValue TardinessPenalty {
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78 | get {
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79 | DoubleValue currentTardinessPenalty = CurrentTardinessPenaltyParameter.Value;
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80 | if (currentTardinessPenalty != null)
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81 | return currentTardinessPenalty;
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82 | else
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83 | return TardinessPenaltyParameter.Value;
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84 | }
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85 | set { CurrentTardinessPenaltyParameter.Value = value; }
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86 | }
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87 |
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88 | protected override IEnumerable<IOperator> GetOperators() {
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89 | return base.GetOperators()
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90 | .Where(o => o is ITimeWindowedOperator).Cast<IOperator>();
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91 | }
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92 |
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93 | protected override IEnumerable<IOperator> GetAnalyzers() {
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94 | return ApplicationManager.Manager.GetInstances<ITimeWindowedOperator>()
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95 | .Where(o => o is IAnalyzer)
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96 | .Cast<IOperator>().Union(base.GetAnalyzers());
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97 | }
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98 |
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99 | protected override IVRPEvaluator Evaluator {
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100 | get {
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101 | return new MDCVRPTWEvaluator();
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102 | }
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103 | }
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104 |
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105 | [StorableConstructor]
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106 | protected MDCVRPTWProblemInstance(bool deserializing) : base(deserializing) { }
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107 |
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108 | public MDCVRPTWProblemInstance() {
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109 | Parameters.Add(new ValueParameter<DoubleArray>("ReadyTime", "The ready time of each customer.", new DoubleArray()));
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110 | Parameters.Add(new ValueParameter<DoubleArray>("DueTime", "The due time of each customer.", new DoubleArray()));
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111 | Parameters.Add(new ValueParameter<DoubleArray>("ServiceTime", "The service time of each customer.", new DoubleArray()));
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112 |
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113 | Parameters.Add(new ValueParameter<DoubleValue>("EvalTimeFactor", "The time factor considered in the evaluation.", new DoubleValue(0)));
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114 | Parameters.Add(new ValueParameter<DoubleValue>("EvalTardinessPenalty", "The tardiness penalty considered in the evaluation.", new DoubleValue(100)));
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115 | Parameters.Add(new OptionalValueParameter<DoubleValue>("CurrentTardinessPenalty", "The current tardiness penalty considered in the evaluation."));
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116 |
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117 | AttachEventHandlers();
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118 | }
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119 |
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120 | public override IDeepCloneable Clone(Cloner cloner) {
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121 | return new MDCVRPTWProblemInstance(this, cloner);
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122 | }
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123 |
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124 | protected MDCVRPTWProblemInstance(MDCVRPTWProblemInstance original, Cloner cloner)
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125 | : base(original, cloner) {
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126 | AttachEventHandlers();
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127 | }
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128 |
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129 | [StorableHook(HookType.AfterDeserialization)]
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130 | private void AfterDeserialization() {
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131 | AttachEventHandlers();
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132 | }
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133 |
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134 | private void AttachEventHandlers() {
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135 | TardinessPenaltyParameter.ValueChanged += new EventHandler(TardinessPenaltyParameter_ValueChanged);
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136 | TardinessPenaltyParameter.Value.ValueChanged += new EventHandler(TardinessPenalty_ValueChanged);
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137 | TimeFactorParameter.ValueChanged += new EventHandler(TimeFactorParameter_ValueChanged);
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138 | TimeFactorParameter.Value.ValueChanged += new EventHandler(TimeFactor_ValueChanged);
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139 | }
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140 |
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141 | public override void InitializeState() {
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142 | base.InitializeState();
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143 |
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144 | CurrentTardinessPenaltyParameter.Value = null;
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145 | }
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146 |
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147 | #region Event handlers
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148 | void TardinessPenaltyParameter_ValueChanged(object sender, EventArgs e) {
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149 | TardinessPenaltyParameter.Value.ValueChanged += new EventHandler(TardinessPenalty_ValueChanged);
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150 | EvalBestKnownSolution();
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151 | }
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152 | void TardinessPenalty_ValueChanged(object sender, EventArgs e) {
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153 | EvalBestKnownSolution();
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154 | }
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155 | void TimeFactorParameter_ValueChanged(object sender, EventArgs e) {
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156 | TimeFactorParameter.Value.ValueChanged += new EventHandler(TimeFactor_ValueChanged);
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157 | EvalBestKnownSolution();
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158 | }
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159 | void TimeFactor_ValueChanged(object sender, EventArgs e) {
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160 | EvalBestKnownSolution();
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161 | }
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162 | #endregion
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163 | }
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164 | } |
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