source: trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/DataAnalysisProblem.cs @ 7259

Last change on this file since 7259 was 7259, checked in by swagner, 10 years ago

Updated year of copyrights to 2012 (#1716)

File size: 3.5 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2012 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;
23using HeuristicLab.Common;
24using HeuristicLab.Core;
25using HeuristicLab.Optimization;
26using HeuristicLab.Parameters;
27using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
28
29namespace HeuristicLab.Problems.DataAnalysis {
30  [StorableClass]
31  public abstract class DataAnalysisProblem<T> : Problem,
32    IDataAnalysisProblem<T>
33    where T : class, IDataAnalysisProblemData {
34    private const string ProblemDataParameterName = "ProblemData";
35    private const string ProblemDataParameterDescription = "The data set, target variable and input variables of the data analysis problem.";
36    #region parameter properties
37    IParameter IDataAnalysisProblem.ProblemDataParameter {
38      get { return ProblemDataParameter; }
39    }
40    public IValueParameter<T> ProblemDataParameter {
41      get { return (IValueParameter<T>)Parameters[ProblemDataParameterName]; }
42    }
43    #endregion
44    #region properties
45    IDataAnalysisProblemData IDataAnalysisProblem.ProblemData {
46      get { return ProblemData; }
47    }
48    public T ProblemData {
49      get { return ProblemDataParameter.Value; }
50      protected set {
51        ProblemDataParameter.Value = value;
52      }
53    }
54    #endregion
55    protected DataAnalysisProblem(DataAnalysisProblem<T> original, Cloner cloner)
56      : base(original, cloner) {
57      RegisterEventHandlers();
58    }
59    [StorableConstructor]
60    protected DataAnalysisProblem(bool deserializing) : base(deserializing) { }
61    public DataAnalysisProblem()
62      : base() {
63      Parameters.Add(new ValueParameter<T>(ProblemDataParameterName, ProblemDataParameterDescription));
64      RegisterEventHandlers();
65    }
66
67    [StorableHook(HookType.AfterDeserialization)]
68    private void AfterDeserialization() {
69      RegisterEventHandlers();
70    }
71
72    private void RegisterEventHandlers() {
73      ProblemDataParameter.ValueChanged += new EventHandler(ProblemDataParameter_ValueChanged);
74      if (ProblemDataParameter.Value != null) ProblemDataParameter.Value.Changed += new EventHandler(ProblemData_Changed);
75    }
76
77    private void ProblemDataParameter_ValueChanged(object sender, EventArgs e) {
78      ProblemDataParameter.Value.Changed += new EventHandler(ProblemData_Changed);
79      OnProblemDataChanged();
80      OnReset();
81    }
82
83    private void ProblemData_Changed(object sender, EventArgs e) {
84      OnReset();
85    }
86
87    public event EventHandler ProblemDataChanged;
88    protected virtual void OnProblemDataChanged() {
89      var handler = ProblemDataChanged;
90      if (handler != null) handler(this, EventArgs.Empty);
91    }
92
93    public abstract void ImportProblemDataFromFile(string fileName);
94  }
95}
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