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source: branches/PerformanceComparison/HeuristicLab.Algorithms.MemPR/3.3/Permutation/PermutationMemPRContext.cs @ 14691

Last change on this file since 14691 was 14691, checked in by abeham, 7 years ago

#2457: working on identification of problem instances

File size: 4.7 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2016 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.Runtime.Remoting.Contexts;
24using HeuristicLab.Algorithms.MemPR.Interfaces;
25using HeuristicLab.Analysis.FitnessLandscape;
26using HeuristicLab.Common;
27using HeuristicLab.Core;
28using HeuristicLab.Encodings.PermutationEncoding;
29using HeuristicLab.Optimization;
30using HeuristicLab.Parameters;
31using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
32
33namespace HeuristicLab.Algorithms.MemPR.Permutation {
34  [Item("MemPR Population Context (permutation)", "MemPR population context for permutation encoded problems.")]
35  [StorableClass]
36  public sealed class PermutationMemPRPopulationContext : MemPRPopulationContext<ISingleObjectiveHeuristicOptimizationProblem, Encodings.PermutationEncoding.Permutation, PermutationMemPRPopulationContext, PermutationMemPRSolutionContext> {
37
38    [StorableConstructor]
39    private PermutationMemPRPopulationContext(bool deserializing) : base(deserializing) { }
40    private PermutationMemPRPopulationContext(PermutationMemPRPopulationContext original, Cloner cloner)
41      : base(original, cloner) { }
42    public PermutationMemPRPopulationContext() : base("PermutationMemPRPopulationContext") { }
43    public PermutationMemPRPopulationContext(string name) : base(name) { }
44
45    public override IDeepCloneable Clone(Cloner cloner) {
46      return new PermutationMemPRPopulationContext(this, cloner);
47    }
48
49    public override PermutationMemPRSolutionContext CreateSingleSolutionContext(ISingleObjectiveSolutionScope<Encodings.PermutationEncoding.Permutation> solution) {
50      return new PermutationMemPRSolutionContext(this, solution);
51    }
52
53    public override ISingleObjectiveSolutionScope<Encodings.PermutationEncoding.Permutation> ToScope(Encodings.PermutationEncoding.Permutation code, double fitness = double.NaN) {
54      var creator = Problem.SolutionCreator as IPermutationCreator;
55      if (creator == null) throw new InvalidOperationException("Can only solve binary encoded problems with MemPR (binary)");
56      return new SingleObjectiveSolutionScope<Encodings.PermutationEncoding.Permutation>(code, creator.PermutationParameter.ActualName, fitness, Problem.Evaluator.QualityParameter.ActualName) {
57        Parent = Scope
58      };
59    }
60  }
61
62  [Item("MemPR Solution Context (permutation)", "MemPR solution context for permutation encoded problems.")]
63  [StorableClass]
64  public sealed class PermutationMemPRSolutionContext : MemPRSolutionContext<ISingleObjectiveHeuristicOptimizationProblem, Encodings.PermutationEncoding.Permutation, PermutationMemPRPopulationContext, PermutationMemPRSolutionContext>, IPermutationSubspaceContext,
65    ILocalSearchPathContext<Encodings.PermutationEncoding.Permutation> {
66
67    [Storable]
68    private IValueParameter<PermutationSolutionSubspace> subspace;
69    public PermutationSolutionSubspace Subspace {
70      get { return subspace.Value; }
71    }
72    ISolutionSubspace<Encodings.PermutationEncoding.Permutation> ISolutionSubspaceContext<Encodings.PermutationEncoding.Permutation>.Subspace {
73      get { return Subspace; }
74    }
75
76    [StorableConstructor]
77    private PermutationMemPRSolutionContext(bool deserializing) : base(deserializing) { }
78    private PermutationMemPRSolutionContext(PermutationMemPRSolutionContext original, Cloner cloner)
79      : base(original, cloner) {
80
81    }
82    public PermutationMemPRSolutionContext(PermutationMemPRPopulationContext baseContext, ISingleObjectiveSolutionScope<Encodings.PermutationEncoding.Permutation> solution)
83      : base(baseContext, solution) {
84
85      Parameters.Add(subspace = new ValueParameter<PermutationSolutionSubspace>("Subspace", new PermutationSolutionSubspace(null)));
86    }
87
88    public override IDeepCloneable Clone(Cloner cloner) {
89      return new PermutationMemPRSolutionContext(this, cloner);
90    }
91
92    public DirectedPath<Encodings.PermutationEncoding.Permutation> LocalSearchPaths {
93      get { return BaseContext.LocalSearchPaths; }
94    }
95  }
96}
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