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source: branches/Scheduling/HeuristicLab.Problems.Scheduling/3.3/Evaluators/SchedulingEvaluationAlgorithm.cs @ 6475

Last change on this file since 6475 was 6475, checked in by jhelm, 12 years ago

#1329: Added DirectSchedule-Classes for optimization with the direct-schedule encoding.

File size: 2.9 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2011 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.Encodings.ScheduleEncoding;
26using HeuristicLab.Operators;
27using HeuristicLab.Parameters;
28using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
29
30namespace HeuristicLab.Problems.Scheduling {
31  [Item("Scheduling Evaluation Algorithm", "Represents a composition of a decoder and an evaluator for scheduling problems.")]
32  [StorableClass]
33  public class SchedulingEvaluationAlgorithm : AlgorithmOperator, IScheduleEvaluationAlgorithm {
34    [StorableConstructor]
35    protected SchedulingEvaluationAlgorithm(bool deserializing) : base(deserializing) { }
36    protected SchedulingEvaluationAlgorithm(SchedulingEvaluationAlgorithm original, Cloner cloner)
37      : base(original, cloner) {
38      this.evaluator = cloner.Clone(original.evaluator);
39    }
40    public override IDeepCloneable Clone(Cloner cloner) {
41      return new SchedulingEvaluationAlgorithm(this, cloner);
42    }
43
44    [Storable]
45    private Placeholder evaluator;
46
47    public ILookupParameter<DoubleValue> QualityParameter {
48      get {
49        if (Parameters.ContainsKey("Quality"))
50          return (ILookupParameter<DoubleValue>)Parameters["Quality"];
51        else
52          return null;
53      }
54    }
55
56    public void InitializeOperatorGraph<T>() where T : Item, IScheduleEncoding {
57      OperatorGraph.Operators.Clear();
58      OperatorGraph.InitialOperator = evaluator;
59    }
60
61    public void InitializeOperatorGraph<T>(ScheduleDecoder<T> decoder) where T : Item, IScheduleEncoding {
62      OperatorGraph.Operators.Clear();
63      OperatorGraph.InitialOperator = decoder;
64      decoder.Successor = evaluator;
65    }
66
67    public SchedulingEvaluationAlgorithm()
68      : base() {
69      Parameters.Add(new LookupParameter<DoubleValue>("Quality", "The quality value aka fitness value of the solution."));
70      evaluator = new Placeholder();
71      evaluator.OperatorParameter.ActualName = "SolutionEvaluator";
72    }
73
74    public override IOperation Apply() {
75      return base.Apply();
76    }
77
78  }
79}
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