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source: trunk/sources/HeuristicLab.Optimization/3.3/UserDefinedAlgorithm.cs @ 5445

Last change on this file since 5445 was 5445, checked in by swagner, 13 years ago

Updated year of copyrights (#1406)

File size: 3.9 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2011 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21
22using System.Linq;
23using HeuristicLab.Common;
24using HeuristicLab.Core;
25using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
26
27namespace HeuristicLab.Optimization {
28  /// <summary>
29  /// An algorithm which can be defined by the user.
30  /// </summary>
31  [Item("User-Defined Algorithm", "An algorithm which can be defined by the user.")]
32  [Creatable("Algorithms")]
33  [StorableClass]
34  public sealed class UserDefinedAlgorithm : EngineAlgorithm, IParameterizedItem, IStorableContent {
35    public string Filename { get; set; }
36
37    public new ParameterCollection Parameters {
38      get { return base.Parameters; }
39    }
40    IKeyedItemCollection<string, IParameter> IParameterizedItem.Parameters {
41      get { return Parameters; }
42    }
43
44    public new OperatorGraph OperatorGraph {
45      get { return base.OperatorGraph; }
46      set { base.OperatorGraph = value; }
47    }
48
49    public new IScope GlobalScope {
50      get { return base.GlobalScope; }
51    }
52
53    private IValueParameter AnalyzerParameter {
54      get {
55        IParameter param;
56        if (Parameters.TryGetValue("Analyzer", out param))
57          return param as IValueParameter;
58        return null;
59      }
60    }
61    private IMultiAnalyzer Analyzer {
62      get {
63        if (AnalyzerParameter != null)
64          return AnalyzerParameter.Value as IMultiAnalyzer;
65        return null;
66      }
67    }
68
69    public UserDefinedAlgorithm() : base() { }
70    public UserDefinedAlgorithm(string name) : base(name) { }
71    public UserDefinedAlgorithm(string name, string description) : base(name, description) { }
72    [StorableConstructor]
73    private UserDefinedAlgorithm(bool deserializing) : base(deserializing) { }
74    private UserDefinedAlgorithm(UserDefinedAlgorithm original, Cloner cloner)
75      : base(original, cloner) {
76    }
77    internal UserDefinedAlgorithm(EngineAlgorithm original, Cloner cloner)
78      : base(original, cloner) {
79    }
80    public override IDeepCloneable Clone(Cloner cloner) {
81      return new UserDefinedAlgorithm(this, cloner);
82    }
83
84    #region update of problem specific analyzers
85    protected override void OnProblemChanged() {
86      AddProblemAnalyzer();
87      base.OnProblemChanged();
88    }
89    protected override void Problem_OperatorsChanged(object sender, System.EventArgs e) {
90      RemoveProblemAnalyzers();
91      AddProblemAnalyzer();
92      base.Problem_OperatorsChanged(sender, e);
93    }
94
95    protected override void DeregisterProblemEvents() {
96      RemoveProblemAnalyzers();
97      base.DeregisterProblemEvents();
98    }
99
100    private void RemoveProblemAnalyzers() {
101      if (Analyzer != null) {
102        foreach (var analyzer in Problem.Operators.OfType<IAnalyzer>())
103          Analyzer.Operators.Remove(analyzer);
104      }
105    }
106    private void AddProblemAnalyzer() {
107      if (Analyzer != null && Problem != null) {
108        foreach (IAnalyzer analyzer in Problem.Operators.OfType<IAnalyzer>()) {
109          Analyzer.Operators.Add(analyzer);
110        }
111      }
112    }
113    #endregion
114  }
115}
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