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source: trunk/sources/HeuristicLab.Operators/3.3/VariableCreator.cs @ 2794

Last change on this file since 2794 was 2794, checked in by swagner, 14 years ago

Operator architecture refactoring (#95)

  • worked on operators
File size: 2.2 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2010 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.Core;
23using HeuristicLab.Parameters;
24using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
25
26namespace HeuristicLab.Operators {
27  /// <summary>
28  /// An operator which collects the actual values of parameters and clones them into the current scope.
29  /// </summary>
30  [Item("VariableCreator", "An operator which collects the actual values of parameters and clones them into the current scope.")]
31  [Creatable("Test")]
32  [EmptyStorableClass]
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    public VariableCreator()
42      : base() {
43      Parameters.Add(new ScopeParameter("CurrentScope", "The current scope into which the parameter values are cloned."));
44    }
45
46    public override IExecutionSequence Apply() {
47      IVariable var;
48      foreach (IParameter param in CollectedValues) {
49        CurrentScope.Variables.TryGetValue(param.Name, out var);
50        if (var != null)
51          var.Value = (IItem)param.ActualValue.Clone();
52        else
53          CurrentScope.Variables.Add(new Variable(param.Name, (IItem)param.ActualValue.Clone()));
54      }
55      return base.Apply();
56    }
57  }
58}
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