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source: branches/3.0/sources/HeuristicLab.Constraints/NotConstraint.cs @ 8360

Last change on this file since 8360 was 2, checked in by swagner, 17 years ago

Added HeuristicLab 3.0 sources from former SVN repository at revision 52

File size: 2.7 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.Data;
28
29namespace HeuristicLab.Constraints {
30  public class NotConstraint : ConstraintBase {
31    private ConstraintBase subConstraint;
32    public ConstraintBase SubConstraint {
33      get { return subConstraint; }
34      set {
35        subConstraint = value;
36        OnChanged();
37      }
38    }
39    public override string Description {
40      get {
41        return "Requires that a constraint must be false to be true";
42      }
43    }
44    public NotConstraint()
45      : base() {
46      subConstraint = new FalseConstraint();
47    }
48
49    public override bool Check(IItem data) {
50      return !subConstraint.Check(data);
51    }
52
53    public override IView CreateView() {
54      return new NotConstraintView(this);
55    }
56
57    public override object Clone(IDictionary<Guid, object> clonedObjects) {
58      NotConstraint clone = new NotConstraint();
59      clonedObjects.Add(Guid, clone);
60      clone.SubConstraint = (ConstraintBase)SubConstraint.Clone();
61      return clone;
62    }
63
64    public override void Accept(IConstraintVisitor visitor) {
65      visitor.Visit(this);
66    }
67
68
69    #region persistence
70    public override XmlNode GetXmlNode(string name, XmlDocument document, IDictionary<Guid, IStorable> persistedObjects) {
71      XmlNode node = base.GetXmlNode(name, document, persistedObjects);
72      XmlNode sub = PersistenceManager.Persist("SubConstraint", SubConstraint, document, persistedObjects);
73      node.AppendChild(sub);
74      return node;
75    }
76
77    public override void Populate(XmlNode node, IDictionary<Guid, IStorable> restoredObjects) {
78      base.Populate(node, restoredObjects);
79      subConstraint = (ConstraintBase)PersistenceManager.Restore(node.SelectSingleNode("SubConstraint"), restoredObjects);
80    }
81    #endregion
82  }
83}
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