1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2015 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.Linq;
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23 | using HeuristicLab.Common;
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24 | using HeuristicLab.Core;
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25 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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26 |
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27 | namespace HeuristicLab.Optimization {
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28 | /// <summary>
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29 | /// An algorithm which can be defined by the user.
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30 | /// </summary>
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31 | [Item("User-Defined Algorithm", "An algorithm which can be defined by the user.")]
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32 | [Creatable(CreatableAttribute.Categories.Algorithms, Priority = 100)]
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33 | [StorableClass("B9B72269-4180-4DEF-9F14-751FE7525283")]
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34 | public sealed class UserDefinedAlgorithm : EngineAlgorithm, IParameterizedItem, IStorableContent {
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35 | public string Filename { get; set; }
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36 |
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37 | public new ParameterCollection Parameters {
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38 | get { return base.Parameters; }
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39 | }
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40 | IKeyedItemCollection<string, IParameter> IParameterizedItem.Parameters {
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41 | get { return Parameters; }
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42 | }
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43 |
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44 | public new OperatorGraph OperatorGraph {
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45 | get { return base.OperatorGraph; }
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46 | set { base.OperatorGraph = value; }
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47 | }
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48 |
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49 | public new IScope GlobalScope {
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50 | get { return base.GlobalScope; }
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51 | }
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52 |
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53 | private IValueParameter AnalyzerParameter {
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54 | get {
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55 | IParameter param;
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56 | if (Parameters.TryGetValue("Analyzer", out param))
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57 | return param as IValueParameter;
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58 | return null;
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59 | }
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60 | }
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61 | private IMultiAnalyzer Analyzer {
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62 | get {
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63 | if (AnalyzerParameter != null)
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64 | return AnalyzerParameter.Value as IMultiAnalyzer;
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65 | return null;
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66 | }
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67 | }
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68 |
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69 | public UserDefinedAlgorithm() : base() { }
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70 | public UserDefinedAlgorithm(string name) : base(name) { }
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71 | public UserDefinedAlgorithm(string name, string description) : base(name, description) { }
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72 | [StorableConstructor]
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73 | private UserDefinedAlgorithm(bool deserializing) : base(deserializing) { }
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74 | private UserDefinedAlgorithm(UserDefinedAlgorithm original, Cloner cloner)
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75 | : base(original, cloner) {
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76 | }
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77 | internal UserDefinedAlgorithm(EngineAlgorithm original, Cloner cloner)
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78 | : base(original, cloner) {
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79 | }
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80 | public override IDeepCloneable Clone(Cloner cloner) {
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81 | return new UserDefinedAlgorithm(this, cloner);
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82 | }
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83 |
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84 | #region update of problem specific analyzers
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85 | protected override void OnProblemChanged() {
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86 | AddProblemAnalyzer();
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87 | base.OnProblemChanged();
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88 | }
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89 | protected override void Problem_OperatorsChanged(object sender, System.EventArgs e) {
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90 | RemoveProblemAnalyzers();
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91 | AddProblemAnalyzer();
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92 | base.Problem_OperatorsChanged(sender, e);
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93 | }
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94 |
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95 | protected override void DeregisterProblemEvents() {
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96 | RemoveProblemAnalyzers();
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97 | base.DeregisterProblemEvents();
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98 | }
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99 |
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100 | private void RemoveProblemAnalyzers() {
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101 | if (Analyzer != null) {
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102 | foreach (var analyzer in Problem.Operators.OfType<IAnalyzer>())
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103 | Analyzer.Operators.Remove(analyzer);
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104 | }
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105 | }
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106 | private void AddProblemAnalyzer() {
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107 | if (Analyzer != null && Problem != null) {
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108 | foreach (IAnalyzer analyzer in Problem.Operators.OfType<IAnalyzer>()) {
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109 | Analyzer.Operators.Add(analyzer, analyzer.EnabledByDefault);
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110 | }
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111 | }
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112 | }
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113 | #endregion
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114 | }
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115 | }
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