source: branches/2520_PersistenceReintegration/HeuristicLab.Operators/3.3/VariableCreator.cs @ 16453

Last change on this file since 16453 was 16453, checked in by jkarder, 2 years ago

#2520: updated year of copyrights

File size: 2.7 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2019 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.Parameters;
25using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
26
27namespace HeuristicLab.Operators {
28  /// <summary>
29  /// An operator which collects the actual values of parameters and clones them into the current scope.
30  /// </summary>
31  [Item("VariableCreator", "An operator which collects the actual values of parameters and clones them into the current scope.")]
32  [StorableClass]
33  public class VariableCreator : ValuesCollector {
34    protected ScopeParameter CurrentScopeParameter {
35      get { return (ScopeParameter)Parameters["CurrentScope"]; }
36    }
37    public IScope CurrentScope {
38      get { return CurrentScopeParameter.ActualValue; }
39    }
40
41    [StorableConstructor]
42    protected VariableCreator(bool deserializing) : base(deserializing) { }
43    protected VariableCreator(VariableCreator original, Cloner cloner)
44      : base(original, cloner) {
45    }
46    public VariableCreator()
47      : base() {
48      Parameters.Add(new ScopeParameter("CurrentScope", "The current scope into which the parameter values are cloned."));
49    }
50
51    public override IDeepCloneable Clone(Cloner cloner) {
52      return new VariableCreator(this, cloner);
53    }
54
55    public override IOperation Apply() {
56      IVariable var;
57      foreach (IParameter param in CollectedValues) {
58        ILookupParameter lookupParam = param as ILookupParameter;
59        string name = lookupParam != null ? lookupParam.TranslatedName : param.Name;
60
61        CurrentScope.Variables.TryGetValue(name, out var);
62        IItem value = param.ActualValue;
63        if (var != null)
64          var.Value = value == null ? null : (IItem)value.Clone();
65        else
66          CurrentScope.Variables.Add(new Variable(name, param.Description, value == null ? null : (IItem)value.Clone()));
67      }
68      return base.Apply();
69    }
70  }
71}
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