[5578] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[16956] | 3 | * Copyright (C) 2002-2019 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[5578] | 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 HeuristicLab.Common;
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| 24 | using HeuristicLab.Core;
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| 25 | using HeuristicLab.Parameters;
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[16956] | 26 | using HEAL.Attic;
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[5578] | 27 |
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| 28 | namespace HeuristicLab.Optimization {
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| 29 | [Item("Heuristic Optimization Problem", "Represents the base class for a heuristic optimization problem.")]
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[16956] | 30 | [StorableType("DE0478BA-3797-4AC3-9A89-3734D2643823")]
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[5578] | 31 | public abstract class HeuristicOptimizationProblem<T, U> : Problem, IHeuristicOptimizationProblem
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| 32 | where T : class,IEvaluator
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| 33 | where U : class,ISolutionCreator {
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| 34 | private const string EvaluatorParameterName = "Evaluator";
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| 35 | private const string SolutionCreateParameterName = "SolutionCreator";
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| 36 |
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| 37 | [StorableConstructor]
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[16956] | 38 | protected HeuristicOptimizationProblem(StorableConstructorFlag _) : base(_) { }
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[5578] | 39 | protected HeuristicOptimizationProblem(HeuristicOptimizationProblem<T, U> original, Cloner cloner)
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| 40 | : base(original, cloner) {
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| 41 | RegisterEventHandlers();
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| 42 | }
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| 43 |
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| 44 | protected HeuristicOptimizationProblem()
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| 45 | : base() {
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| 46 | Parameters.Add(new ValueParameter<T>(EvaluatorParameterName, "The operator used to evaluate a solution."));
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| 47 | Parameters.Add(new ValueParameter<U>(SolutionCreateParameterName, "The operator to create a solution."));
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| 48 | RegisterEventHandlers();
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| 49 | }
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| 50 |
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[5618] | 51 | protected HeuristicOptimizationProblem(T evaluator, U solutionCreator)
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| 52 | : base() {
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| 53 | Parameters.Add(new ValueParameter<T>(EvaluatorParameterName, "The operator used to evaluate a solution.", evaluator));
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| 54 | Parameters.Add(new ValueParameter<U>(SolutionCreateParameterName, "The operator to create a solution.", solutionCreator));
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| 55 | RegisterEventHandlers();
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| 56 | }
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| 57 |
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[5578] | 58 | [StorableHook(HookType.AfterDeserialization)]
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| 59 | private void AfterDeserialization() {
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| 60 | RegisterEventHandlers();
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| 61 | }
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| 62 |
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| 63 | private void RegisterEventHandlers() {
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| 64 | EvaluatorParameter.ValueChanged += new EventHandler(EvaluatorParameter_ValueChanged);
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| 65 | SolutionCreatorParameter.ValueChanged += new EventHandler(SolutionCreatorParameter_ValueChanged);
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| 66 | }
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| 67 |
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| 68 | #region properties
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| 69 | public T Evaluator {
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| 70 | get { return EvaluatorParameter.Value; }
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| 71 | protected set { EvaluatorParameter.Value = value; }
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| 72 | }
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| 73 | public ValueParameter<T> EvaluatorParameter {
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| 74 | get { return (ValueParameter<T>)Parameters[EvaluatorParameterName]; }
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| 75 | }
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| 76 | IEvaluator IHeuristicOptimizationProblem.Evaluator { get { return Evaluator; } }
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| 77 | IParameter IHeuristicOptimizationProblem.EvaluatorParameter { get { return EvaluatorParameter; } }
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| 78 |
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| 79 | public U SolutionCreator {
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[11961] | 80 | get { return (U)SolutionCreatorParameter.Value; }
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[5578] | 81 | protected set { SolutionCreatorParameter.Value = value; }
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| 82 | }
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[11961] | 83 | public IValueParameter SolutionCreatorParameter {
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| 84 | get { return (IValueParameter)Parameters[SolutionCreateParameterName]; }
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[5578] | 85 | }
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| 86 | ISolutionCreator IHeuristicOptimizationProblem.SolutionCreator { get { return SolutionCreator; } }
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| 87 | IParameter IHeuristicOptimizationProblem.SolutionCreatorParameter { get { return SolutionCreatorParameter; } }
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| 88 | #endregion
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| 89 |
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| 90 | #region events
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| 91 | private void EvaluatorParameter_ValueChanged(object sender, EventArgs e) {
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| 92 | OnEvaluatorChanged();
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| 93 | }
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| 94 | public event EventHandler EvaluatorChanged;
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| 95 | protected virtual void OnEvaluatorChanged() {
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| 96 | EventHandler handler = EvaluatorChanged;
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| 97 | if (handler != null)
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| 98 | handler(this, EventArgs.Empty);
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| 99 | }
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| 100 |
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[11982] | 101 | protected virtual void SolutionCreatorParameter_ValueChanged(object sender, EventArgs e) {
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[5578] | 102 | OnSolutionCreatorChanged();
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| 103 | }
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| 104 | public event EventHandler SolutionCreatorChanged;
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| 105 | protected virtual void OnSolutionCreatorChanged() {
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| 106 | EventHandler handler = SolutionCreatorChanged;
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| 107 | if (handler != null)
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| 108 | handler(this, EventArgs.Empty);
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| 109 | }
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| 110 | #endregion
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| 111 | }
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| 112 | }
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