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source: trunk/HeuristicLab.Common/3.3/ReferenceEqualityComparer.cs @ 17945

Last change on this file since 17945 was 17180, checked in by swagner, 5 years ago

#2875: Removed years in copyrights

File size: 1.3 KB
RevLine 
[2790]1#region License Information
2/* HeuristicLab
[17180]3 * Copyright (C) Heuristic and Evolutionary Algorithms Laboratory (HEAL)
[2790]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.Collections.Generic;
[16565]23using HEAL.Attic;
[2790]24
25namespace HeuristicLab.Common {
[16565]26  [StorableType("c4231b4c-94ac-4b4a-bd99-3deea73237de")]
[6891]27  public class ReferenceEqualityComparer : IEqualityComparer<object> {
28    bool IEqualityComparer<object>.Equals(object x, object y) {
[2790]29      return object.ReferenceEquals(x, y);
30    }
31
[6891]32    int IEqualityComparer<object>.GetHashCode(object obj) {
[2790]33      if (obj == null) return 0;
34      return obj.GetHashCode();
35    }
36  }
37}
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