[3852] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[5445] | 3 | * Copyright (C) 2002-2011 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[3852] | 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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[3861] | 22 | using System;
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| 23 | using System.Collections.Generic;
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| 24 | using System.Drawing;
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| 25 | using System.Linq;
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[4068] | 26 | using HeuristicLab.Analysis;
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[3861] | 27 | using HeuristicLab.Collections;
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[3862] | 28 | using HeuristicLab.Common;
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[3852] | 29 | using HeuristicLab.Core;
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[3861] | 30 | using HeuristicLab.Data;
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| 31 | using HeuristicLab.Optimization;
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[4068] | 32 | using HeuristicLab.Optimization.Operators;
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[3861] | 33 | using HeuristicLab.Parameters;
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[3852] | 34 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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| 35 |
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| 36 | namespace HeuristicLab.Problems.ExternalEvaluation {
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| 37 | [Item("External Evaluation Problem", "A problem that is evaluated in a different process.")]
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[3862] | 38 | [Creatable("Problems")]
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[3852] | 39 | [StorableClass]
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[5809] | 40 | public sealed class ExternalEvaluationProblem : ParameterizedNamedItem, ISingleObjectiveHeuristicOptimizationProblem, IStorableContent {
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[4419] | 41 | public string Filename { get; set; }
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| 42 |
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[3859] | 43 | public override Image ItemImage {
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[5287] | 44 | get { return HeuristicLab.Common.Resources.VSImageLibrary.Type; }
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[3859] | 45 | }
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[4419] | 46 |
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[3861] | 47 | public new ParameterCollection Parameters {
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| 48 | get { return base.Parameters; }
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| 49 | }
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| 50 | IKeyedItemCollection<string, IParameter> IParameterizedItem.Parameters {
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| 51 | get { return Parameters; }
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| 52 | }
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[3859] | 53 |
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[3852] | 54 | #region Parameters
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[3872] | 55 | public IValueParameter<IEvaluationServiceClient> ClientParameter {
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| 56 | get { return (IValueParameter<IEvaluationServiceClient>)Parameters["Client"]; }
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[3859] | 57 | }
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[3872] | 58 | public IValueParameter<IExternalEvaluationProblemEvaluator> EvaluatorParameter {
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[3859] | 59 | get { return (IValueParameter<IExternalEvaluationProblemEvaluator>)Parameters["Evaluator"]; }
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| 60 | }
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| 61 | public ValueParameter<BoolValue> MaximizationParameter {
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| 62 | get { return (ValueParameter<BoolValue>)Parameters["Maximization"]; }
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| 63 | }
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[5809] | 64 | IParameter ISingleObjectiveHeuristicOptimizationProblem.MaximizationParameter {
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[3859] | 65 | get { return MaximizationParameter; }
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| 66 | }
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[3861] | 67 | public ValueParameter<ISolutionCreator> SolutionCreatorParameter {
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| 68 | get { return (ValueParameter<ISolutionCreator>)Parameters["SolutionCreator"]; }
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[3859] | 69 | }
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[5809] | 70 | IParameter IHeuristicOptimizationProblem.SolutionCreatorParameter {
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[3859] | 71 | get { return SolutionCreatorParameter; }
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| 72 | }
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[5809] | 73 | IParameter IHeuristicOptimizationProblem.EvaluatorParameter {
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[3859] | 74 | get { return EvaluatorParameter; }
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| 75 | }
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| 76 | public OptionalValueParameter<DoubleValue> BestKnownQualityParameter {
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| 77 | get { return (OptionalValueParameter<DoubleValue>)Parameters["BestKnownQuality"]; }
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| 78 | }
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[5809] | 79 | IParameter ISingleObjectiveHeuristicOptimizationProblem.BestKnownQualityParameter {
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[3859] | 80 | get { return BestKnownQualityParameter; }
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| 81 | }
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| 82 | public OptionalValueParameter<IScope> BestKnownSolutionParameter {
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| 83 | get { return (OptionalValueParameter<IScope>)Parameters["BestKnownSolution"]; }
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| 84 | }
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[3861] | 85 | public ValueParameter<ItemList<IOperator>> OperatorsParameter {
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| 86 | get { return (ValueParameter<ItemList<IOperator>>)Parameters["Operators"]; }
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| 87 | }
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[3852] | 88 | #endregion
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| 89 |
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[3860] | 90 | #region Properties
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| 91 | public BoolValue Maximization {
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| 92 | get { return MaximizationParameter.Value; }
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| 93 | set { MaximizationParameter.Value = value; }
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| 94 | }
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[3861] | 95 | public ISolutionCreator SolutionCreator {
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[3860] | 96 | get { return SolutionCreatorParameter.Value; }
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| 97 | set { SolutionCreatorParameter.Value = value; }
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| 98 | }
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[5809] | 99 | ISolutionCreator IHeuristicOptimizationProblem.SolutionCreator {
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[3860] | 100 | get { return SolutionCreatorParameter.Value; }
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| 101 | }
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[3861] | 102 | public IExternalEvaluationProblemEvaluator Evaluator {
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[3860] | 103 | get { return EvaluatorParameter.Value; }
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| 104 | set { EvaluatorParameter.Value = value; }
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| 105 | }
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[5809] | 106 | ISingleObjectiveEvaluator ISingleObjectiveHeuristicOptimizationProblem.Evaluator {
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[3860] | 107 | get { return EvaluatorParameter.Value; }
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| 108 | }
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[5809] | 109 | IEvaluator IHeuristicOptimizationProblem.Evaluator {
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[3860] | 110 | get { return EvaluatorParameter.Value; }
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| 111 | }
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| 112 | public DoubleValue BestKnownQuality {
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| 113 | get { return BestKnownQualityParameter.Value; }
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| 114 | set { BestKnownQualityParameter.Value = value; }
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| 115 | }
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| 116 | public IEnumerable<IOperator> Operators {
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[3861] | 117 | get { return OperatorsParameter.Value; }
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[3860] | 118 | }
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[3872] | 119 | private BestScopeSolutionAnalyzer BestScopeSolutionAnalyzer {
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| 120 | get { return OperatorsParameter.Value.OfType<BestScopeSolutionAnalyzer>().FirstOrDefault(); }
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[3860] | 121 | }
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| 122 | #endregion
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| 123 |
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[3861] | 124 | [StorableConstructor]
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[3864] | 125 | private ExternalEvaluationProblem(bool deserializing) : base(deserializing) { }
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[4722] | 126 | [StorableHook(HookType.AfterDeserialization)]
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| 127 | private void AfterDeserializationHook() {
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| 128 | AttachEventHandlers();
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| 129 | }
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| 130 |
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| 131 | private ExternalEvaluationProblem(ExternalEvaluationProblem original, Cloner cloner)
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| 132 | : base(original, cloner) {
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| 133 | AttachEventHandlers();
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| 134 | }
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| 135 | public override IDeepCloneable Clone(Cloner cloner) {
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| 136 | return new ExternalEvaluationProblem(this, cloner);
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| 137 | }
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[3852] | 138 | public ExternalEvaluationProblem()
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| 139 | : base() {
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[3859] | 140 | ExternalEvaluator evaluator = new ExternalEvaluator();
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[3872] | 141 | UserDefinedSolutionCreator solutionCreator = new UserDefinedSolutionCreator();
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[3859] | 142 |
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[3895] | 143 | Parameters.Add(new ValueParameter<IEvaluationServiceClient>("Client", "The client that is used to communicate with the external application.", new EvaluationServiceClient()));
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[3859] | 144 | Parameters.Add(new ValueParameter<IExternalEvaluationProblemEvaluator>("Evaluator", "The evaluator that collects the values to exchange.", evaluator));
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[3862] | 145 | Parameters.Add(new ValueParameter<ISolutionCreator>("SolutionCreator", "An operator to create the solution components.", solutionCreator));
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[3861] | 146 | Parameters.Add(new ValueParameter<BoolValue>("Maximization", "Set to false as most test functions are minimization problems.", new BoolValue(false)));
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| 147 | Parameters.Add(new OptionalValueParameter<DoubleValue>("BestKnownQuality", "The quality of the best known solution of this problem."));
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| 148 | Parameters.Add(new OptionalValueParameter<IScope>("BestKnownSolution", "The best known solution for this external evaluation problem."));
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| 149 | Parameters.Add(new ValueParameter<ItemList<IOperator>>("Operators", "The operators that are passed to the algorithm.", new ItemList<IOperator>()));
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| 150 |
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| 151 | InitializeOperators();
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| 152 | AttachEventHandlers();
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[3852] | 153 | }
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[3861] | 154 |
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| 155 | #region Events
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| 156 | public event EventHandler SolutionCreatorChanged;
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| 157 | private void OnSolutionCreatorChanged() {
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| 158 | EventHandler handler = SolutionCreatorChanged;
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| 159 | if (handler != null) handler(this, EventArgs.Empty);
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| 160 | }
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| 161 | public event EventHandler EvaluatorChanged;
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| 162 | private void OnEvaluatorChanged() {
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| 163 | EventHandler handler = EvaluatorChanged;
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| 164 | if (handler != null) handler(this, EventArgs.Empty);
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| 165 | }
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| 166 | public event EventHandler OperatorsChanged;
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| 167 | private void OnOperatorsChanged() {
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| 168 | EventHandler handler = OperatorsChanged;
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| 169 | if (handler != null) handler(this, EventArgs.Empty);
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| 170 | }
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| 171 | public event EventHandler Reset;
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| 172 | private void OnReset() {
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| 173 | EventHandler handler = Reset;
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| 174 | if (handler != null) handler(this, EventArgs.Empty);
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| 175 | }
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| 176 |
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| 177 | private void SolutionCreatorParameter_ValueChanged(object sender, EventArgs e) {
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| 178 | OnSolutionCreatorChanged();
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| 179 | }
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| 180 | private void EvaluatorParameter_ValueChanged(object sender, EventArgs e) {
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[3872] | 181 | Evaluator.QualityParameter.ActualNameChanged += new EventHandler(Evaluator_QualityParameter_ActualNameChanged);
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| 182 | ParameterizeOperators();
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[3861] | 183 | OnEvaluatorChanged();
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| 184 | }
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| 185 | private void Evaluator_QualityParameter_ActualNameChanged(object sender, EventArgs e) {
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[3872] | 186 | ParameterizeOperators();
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[3861] | 187 | }
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| 188 | private void OperatorsParameter_ValueChanged(object sender, EventArgs e) {
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| 189 | OnOperatorsChanged();
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| 190 | }
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| 191 | private void OperatorsParameter_Value_ItemsAdded(object sender, EventArgs e) {
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| 192 | OnOperatorsChanged();
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| 193 | }
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| 194 | private void OperatorsParameter_Value_ItemsRemoved(object sender, EventArgs e) {
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| 195 | OnOperatorsChanged();
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| 196 | }
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| 197 | private void OperatorsParameter_Value_CollectionReset(object sender, EventArgs e) {
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| 198 | OnOperatorsChanged();
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| 199 | }
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| 200 | #endregion
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| 201 |
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[4722] | 202 | #region Helper
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[3861] | 203 | private void AttachEventHandlers() {
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| 204 | SolutionCreatorParameter.ValueChanged += new EventHandler(SolutionCreatorParameter_ValueChanged);
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| 205 | EvaluatorParameter.ValueChanged += new EventHandler(EvaluatorParameter_ValueChanged);
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| 206 | Evaluator.QualityParameter.ActualNameChanged += new EventHandler(Evaluator_QualityParameter_ActualNameChanged);
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[3862] | 207 | OperatorsParameter.ValueChanged += new EventHandler(OperatorsParameter_ValueChanged);
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[3861] | 208 | OperatorsParameter.Value.ItemsAdded += new CollectionItemsChangedEventHandler<IndexedItem<IOperator>>(OperatorsParameter_Value_ItemsAdded);
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| 209 | OperatorsParameter.Value.ItemsRemoved += new CollectionItemsChangedEventHandler<IndexedItem<IOperator>>(OperatorsParameter_Value_ItemsRemoved);
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| 210 | OperatorsParameter.Value.CollectionReset += new CollectionItemsChangedEventHandler<IndexedItem<IOperator>>(OperatorsParameter_Value_CollectionReset);
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| 211 | }
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[4098] | 212 | private void InitializeOperators() {
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| 213 | ItemList<IOperator> operators = OperatorsParameter.Value;
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| 214 | operators.Add(new BestScopeSolutionAnalyzer());
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| 215 | ParameterizeAnalyzers();
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| 216 | }
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[3861] | 217 | private void ParameterizeAnalyzers() {
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[3872] | 218 | BestScopeSolutionAnalyzer.ResultsParameter.ActualName = "Results";
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| 219 | BestScopeSolutionAnalyzer.QualityParameter.ActualName = Evaluator.QualityParameter.ActualName;
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| 220 | BestScopeSolutionAnalyzer.BestKnownQualityParameter.ActualName = BestKnownQualityParameter.Name;
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| 221 | BestScopeSolutionAnalyzer.BestKnownSolutionParameter.ActualName = BestKnownSolutionParameter.Name;
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| 222 | BestScopeSolutionAnalyzer.MaximizationParameter.ActualName = MaximizationParameter.Name;
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[3861] | 223 | }
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| 224 | private void ParameterizeEvaluator() {
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[3872] | 225 | Evaluator.ClientParameter.ActualName = ClientParameter.Name;
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[3861] | 226 | }
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[3872] | 227 | private void ParameterizeOperators() {
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| 228 | // This is a best effort approach to wiring
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| 229 | string qualityName = Evaluator.QualityParameter.ActualName;
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| 230 | foreach (IOperator op in OperatorsParameter.Value) {
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| 231 | foreach (ILookupParameter<DoubleValue> param in op.Parameters.OfType<ILookupParameter<DoubleValue>>()) {
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| 232 | if (param.Name.Equals("Quality")) param.ActualName = qualityName;
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| 233 | }
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| 234 | foreach (IScopeTreeLookupParameter<DoubleValue> param in op.Parameters.OfType<IScopeTreeLookupParameter<DoubleValue>>()) {
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| 235 | if (param.Name.Equals("Quality")) param.ActualName = qualityName;
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| 236 | }
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| 237 | }
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| 238 | }
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[3861] | 239 | #endregion
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[3852] | 240 | }
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| 241 | }
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