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source: trunk/sources/HeuristicLab.Data/3.3/StringData.cs @ 2716

Last change on this file since 2716 was 2694, checked in by swagner, 15 years ago

Operator architecture refactoring (#95)

  • finished implemented ideas which came up during yesterday's presentation of HeuristicLab.Core and related plugins
File size: 2.6 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2008 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 System.Collections.Generic;
24using System.Text;
25using System.Xml;
26using HeuristicLab.Core;
27using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
28
29namespace HeuristicLab.Data {
30  [EmptyStorableClass]
31  [Item("StringData", "Represents a string.")]
32  [Creatable("Test")]
33  public sealed class StringData : Item, IStringConvertibleData {
34    [Storable]
35    private string value;
36    public string Value {
37      get { return value; }
38      set {
39        if (value != this.value) {
40          if ((value != null) || (this.value != string.Empty)) {
41            this.value = value != null ? value : string.Empty;
42            OnChanged();
43          }
44        }
45      }
46    }
47
48    public StringData() {
49      this.value = string.Empty;
50    }
51    public StringData(string value) {
52      this.value = value != null ? value : string.Empty;
53    }
54
55    public override IDeepCloneable Clone(Cloner cloner) {
56      StringData clone = new StringData(Value);
57      cloner.RegisterClonedObject(this, clone);
58      return clone;
59    }
60
61    public override string ToString() {
62      return value;
63    }
64
65    #region IStringConvertibleData Members
66    bool IStringConvertibleData.Validate(string value, out string errorMessage) {
67      if (value == null) {
68        errorMessage = "Invalid Value (string must not be null)";
69        return false;
70      } else {
71        errorMessage = string.Empty;
72        return true;
73      }
74    }
75    string IStringConvertibleData.GetValue() {
76      return Value;
77    }
78    bool IStringConvertibleData.SetValue(string value) {
79      if (value != null) {
80        Value = value;
81        return true;
82      } else {
83        return false;
84      }
85    }
86    #endregion
87  }
88}
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