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source: branches/HeuristicLab.DataImporter/HeuristicLab.DataImporter.Command/MissingValues/FillMissingValueCommandBase.cs @ 8520

Last change on this file since 8520 was 7267, checked in by gkronber, 13 years ago

#1734 updated copyright year in all files of the DataImporter branch

File size: 2.4 KB
RevLine 
[6134]1#region License Information
2/* HeuristicLab
[7267]3 * Copyright (C) 2002-2012 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
[6134]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;
[6133]23using System.Collections.Generic;
24using System.Linq;
25using System.Text;
26using System.Windows.Forms;
27using HeuristicLab.DataImporter.Data;
28using HeuristicLab.DataImporter.Data.CommandBase;
29using HeuristicLab.DataImporter.Data.Model;
30using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
31
32namespace HeuristicLab.DataImporter.Command {
33  [StorableClass]
34  public abstract class FillMissingValueCommandBase : ColumnGroupCommandWithAffectedColumnsBase {
35    protected Dictionary<int, List<int>> nullValues;
36    protected ICollection<int> oldSortedColumnIndexes;
37    protected IEnumerable<SortOrder> oldSortOrder;
38
39    private FillMissingValueCommandBase()
40      : base(null, string.Empty, null) {
41      nullValues = new Dictionary<int, List<int>>();
42    }
43
44    protected FillMissingValueCommandBase(DataSet dataSet, string columnGroupName, int[] affectedColumns)
45      : base(dataSet, columnGroupName, affectedColumns) {
46      nullValues = new Dictionary<int, List<int>>();
47    }
48
49    public override void UndoExecute() {
50      base.UndoExecute();
51      ColumnBase column;
52      foreach (int col in nullValues.Keys) {
53        column = ColumnGroup.GetColumn(col);
54        for (int j = 0; j < this.nullValues[col].Count; j++)
55          column.ChangeValue(this.nullValues[col][j], null);
56      }
57      ColumnGroup.SortOrdersForColumns = oldSortOrder;
58      ColumnGroup.SortedColumnIndexes = oldSortedColumnIndexes;
59      oldSortedColumnIndexes = null;
60      oldSortOrder = null;
61      nullValues.Clear();
62      ColumnGroup.FireChanged();
63      ColumnGroup = null;
64    }
65  }
66}
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