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source: branches/HL-3.2-MonoMigration/HeuristicLab.SimOpt/SimOptParameterExtractor.cs @ 4075

Last change on this file since 4075 was 637, checked in by abeham, 16 years ago

[trunk] Redesigned and simplified SimOpt according to ticket #291

File size: 2.6 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.Linq;
25using System.Text;
26using System.Xml;
27using HeuristicLab.Core;
28using HeuristicLab.Data;
29
30namespace HeuristicLab.SimOpt {
31  public class SimOptParameterExtractor : OperatorBase {
32    public override string Description {
33      get { return @"Appends each parameter as subscope to the current scope."; }
34    }
35
36    public SimOptParameterExtractor()
37      : base() {
38      AddVariableInfo(new VariableInfo("Items", "The ConstrainedItemList to be extracted", typeof(ConstrainedItemList), VariableKind.In | VariableKind.Deleted));
39      AddVariableInfo(new VariableInfo("DeleteItems", "Whether or not to remove items from the current scope", typeof(BoolData), VariableKind.In));
40      AddVariable(new Variable("DeleteItems", new BoolData(false)));
41      GetVariableInfo("DeleteItems").Local = true;
42    }
43
44    public override IOperation Apply(IScope scope) {
45      ConstrainedItemList cil = GetVariableValue<ConstrainedItemList>("Items", scope, false);
46      bool delete = GetVariableValue<BoolData>("DeleteItems", scope, true).Data;
47      for (int i = 0; i < cil.Count; i++) {
48        IScope tmp = new Scope(scope.Name + "_Param" + i.ToString());
49        try {
50          scope.AddVariable(cil[i].Clone() as Variable);
51        } catch (InvalidCastException ice) {
52          throw new InvalidCastException("Parameters in the constrained item list have to be encapsulated in a variable!\r\n\r\n" + ice.Message);
53        }
54        scope.AddSubScope(tmp);
55      }
56      if (delete) {
57        IVariableInfo info = GetVariableInfo("Items");
58        if (info.Local) RemoveVariable(info.ActualName);
59        else scope.RemoveVariable(info.ActualName);
60      }
61      return null;
62    }
63  }
64}
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