source: branches/SpectralKernelForGaussianProcesses/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding/3.4/SymbolicExpressionTreeOperator.cs @ 10479

Last change on this file since 10479 was 10479, checked in by gkronber, 6 years ago

#2124 merged all changes from trunk to prepare for trunk-reintegration

File size: 2.4 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2013 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 HeuristicLab.Common;
23using HeuristicLab.Core;
24using HeuristicLab.Data;
25using HeuristicLab.Operators;
26using HeuristicLab.Optimization;
27using HeuristicLab.Parameters;
28using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
29
30namespace HeuristicLab.Encodings.SymbolicExpressionTreeEncoding {
31  /// <summary>
32  /// A base class for operators for symbolic expression trees.
33  /// </summary>
34  [Item("SymbolicExpressionTreeOperator", "A base class for operators for symbolic expression trees.")]
35  [StorableClass]
36  public abstract class SymbolicExpressionTreeOperator : InstrumentedOperator, IStochasticOperator, ISymbolicExpressionTreeOperator {
37    private const string RandomParameterName = "Random";
38
39    public override bool CanChangeName {
40      get { return false; }
41    }
42
43    #region Parameter Properties
44    public ILookupParameter<IRandom> RandomParameter {
45      get { return (LookupParameter<IRandom>)Parameters[RandomParameterName]; }
46    }
47    #endregion
48
49    #region Properties
50    public IRandom Random {
51      get { return RandomParameter.ActualValue; }
52    }
53    #endregion
54
55    [StorableConstructor]
56    protected SymbolicExpressionTreeOperator(bool deserializing) : base(deserializing) { }
57    protected SymbolicExpressionTreeOperator(SymbolicExpressionTreeOperator original, Cloner cloner) : base(original, cloner) { }
58    protected SymbolicExpressionTreeOperator()
59      : base() {
60      Parameters.Add(new LookupParameter<IRandom>(RandomParameterName, "The pseudo random number generator which should be used for symbolic expression tree operators."));
61    }
62  }
63}
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