1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2014 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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4 | *
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5 | * This file is part of HeuristicLab.
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6 | *
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7 | * HeuristicLab is free software: you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation, either version 3 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * HeuristicLab is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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19 | */
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20 | #endregion
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21 |
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22 | using System;
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23 | using System.Collections.Generic;
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24 | using System.Linq;
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25 | using HeuristicLab.Common;
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26 | using HeuristicLab.Core;
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27 | using HeuristicLab.Encodings.BinaryVectorEncoding;
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28 | using HeuristicLab.Encodings.IntegerVectorEncoding;
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29 | using HeuristicLab.Encodings.PermutationEncoding;
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30 | using HeuristicLab.Encodings.RealVectorEncoding;
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31 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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32 |
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33 | namespace HeuristicLab.Problems.Programmable {
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34 | [StorableClass]
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35 | public class Individual : Item {
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36 | [Storable]
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37 | public IEncoding Encoding { get; private set; }
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38 | [Storable]
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39 | protected IScope Scope { get; private set; }
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40 |
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41 | public Individual(IEncoding encoding, IScope scope) {
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42 | Encoding = encoding;
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43 | Scope = scope;
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44 | }
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45 |
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46 | [StorableConstructor]
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47 | protected Individual(bool deserializing) : base(deserializing) { }
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48 |
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49 | public override IDeepCloneable Clone(Cloner cloner) { return new Individual(this, cloner); }
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50 | protected Individual(Individual original, Cloner cloner)
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51 | : base(original, cloner) {
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52 | Encoding = cloner.Clone(original.Encoding);
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53 | Scope = cloner.Clone(original.Scope);
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54 | }
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55 |
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56 | public virtual IItem this[string name] {
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57 | get { return ExtractScopeValue(name, Encoding.Name, Scope); }
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58 | set { SetScopeValue(name, Encoding.Name, Scope, value); }
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59 | }
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60 |
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61 | internal virtual Individual Copy(IScope scope) {
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62 | var individual = Encoding.CreateIndividual(scope);
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63 | individual[Encoding.Name] = this[Encoding.Name];
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64 | return individual;
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65 | }
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66 |
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67 | protected static IItem ExtractScopeValue(string name, string encodingName, IScope scope) {
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68 | if (name != encodingName) throw new ArgumentException(string.Format("{0} is not part of the specified encoding.", name));
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69 | if (!scope.Variables.ContainsKey(name)) throw new ArgumentException(string.Format("Encoding part {0} cannot be found in the provided scope.", name));
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70 | var value = scope.Variables[name].Value;
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71 | if (value == null) throw new ArgumentException(string.Format("Encoding part {0} is null.", name));
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72 | return value;
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73 | }
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74 |
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75 | protected static void SetScopeValue(string name, string encodingName, IScope scope, IItem value) {
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76 | if (name != encodingName) throw new ArgumentException(string.Format("{0} is not part of the specified encoding.", name));
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77 | if (value == null) throw new ArgumentNullException("value");
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78 |
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79 | if (!scope.Variables.ContainsKey(name)) scope.Variables.Add(new Variable(name, value));
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80 | else scope.Variables[name].Value = value;
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81 | var variable = scope.Variables[name];
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82 | }
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83 | }
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84 |
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85 | #region extension methods
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86 | public static class IndividualExtensionMethods {
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87 | public static BinaryVector BinaryVector(this Individual individual, string name) {
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88 | return (BinaryVector)individual[name];
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89 | }
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90 | public static IntegerVector IntegerVector(this Individual individual, string name) {
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91 | return (IntegerVector)individual[name];
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92 | }
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93 | public static Permutation Permutation(this Individual individual, string name) {
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94 | return (Permutation)individual[name];
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95 | }
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96 | public static RealVector RealVector(this Individual individual, string name) {
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97 | return (RealVector)individual[name];
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98 | }
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99 | }
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100 | #endregion
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101 | }
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