1 | #region License Information
|
---|
2 | /* HeuristicLab
|
---|
3 | * Copyright (C) 2002-2015 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 |
|
---|
22 | using System;
|
---|
23 | using System.Collections.Generic;
|
---|
24 | using System.Linq;
|
---|
25 | using HeuristicLab.Common;
|
---|
26 | using HeuristicLab.Core;
|
---|
27 | using HeuristicLab.Parameters;
|
---|
28 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
|
---|
29 |
|
---|
30 | namespace HeuristicLab.Optimization {
|
---|
31 | [StorableClass]
|
---|
32 | public abstract class Problem<TSolution, TEvaluator> : HeuristicOptimizationProblem<TEvaluator, ISolutionCreator<TSolution>>, IProblemDefinition, IStorableContent
|
---|
33 | where TSolution : class, ISolution
|
---|
34 | where TEvaluator : class, IEvaluator {
|
---|
35 |
|
---|
36 | public string Filename { get; set; }
|
---|
37 |
|
---|
38 | protected IValueParameter<IEncoding<TSolution>> EncodingParameter {
|
---|
39 | get { return (IValueParameter<IEncoding<TSolution>>)Parameters["Encoding"]; }
|
---|
40 | }
|
---|
41 |
|
---|
42 | public IEncoding<TSolution> Encoding {
|
---|
43 | get { return EncodingParameter.Value; }
|
---|
44 | protected set {
|
---|
45 | if (value == null) throw new ArgumentNullException("Encoding must not be null.");
|
---|
46 | EncodingParameter.Value = value;
|
---|
47 | }
|
---|
48 | }
|
---|
49 |
|
---|
50 | protected override IEnumerable<IItem> GetOperators() {
|
---|
51 | if (Encoding == null) return base.GetOperators();
|
---|
52 | return base.GetOperators().Concat(Encoding.Operators);
|
---|
53 | }
|
---|
54 | public override IEnumerable<IParameterizedItem> ExecutionContextItems {
|
---|
55 | get {
|
---|
56 | if (Encoding == null) return base.ExecutionContextItems;
|
---|
57 | return base.ExecutionContextItems.Concat(new[] { Encoding });
|
---|
58 | }
|
---|
59 | }
|
---|
60 |
|
---|
61 | protected Problem()
|
---|
62 | : base() {
|
---|
63 | Parameters.Add(new ValueParameter<IEncoding<TSolution>>("Encoding", "Describes the configuration of the encoding, what the variables are called, what type they are and their bounds if any."));
|
---|
64 | if (Encoding != null) Parameterize();
|
---|
65 | RegisterEvents();
|
---|
66 | }
|
---|
67 |
|
---|
68 | protected Problem(Problem<TSolution, TEvaluator> original, Cloner cloner)
|
---|
69 | : base(original, cloner) {
|
---|
70 | RegisterEvents();
|
---|
71 | }
|
---|
72 |
|
---|
73 | [StorableConstructor]
|
---|
74 | protected Problem(bool deserializing) : base(deserializing) { }
|
---|
75 | [StorableHook(HookType.AfterDeserialization)]
|
---|
76 | private void AfterDeserialization() {
|
---|
77 | RegisterEvents();
|
---|
78 | }
|
---|
79 |
|
---|
80 | private void RegisterEvents() {
|
---|
81 | EncodingParameter.ValueChanged += (o, e) => OnEncodingChanged();
|
---|
82 | //var multiEncoding = Encoding as MultiEncoding;
|
---|
83 | //if (multiEncoding != null) multiEncoding.EncodingsChanged += MultiEncodingOnEncodingsChanged;
|
---|
84 | }
|
---|
85 |
|
---|
86 | protected virtual void OnEncodingChanged() {
|
---|
87 | Parameterize();
|
---|
88 |
|
---|
89 | OnOperatorsChanged();
|
---|
90 | OnReset();
|
---|
91 | }
|
---|
92 |
|
---|
93 | private void Parameterize() {
|
---|
94 | foreach (var op in Operators.OfType<IEncodingOperator<TSolution>>())
|
---|
95 | op.EncodingParameter.ActualName = EncodingParameter.Name;
|
---|
96 |
|
---|
97 | //var multiEncoding = Encoding as MultiEncoding;
|
---|
98 | //if (multiEncoding != null) multiEncoding.EncodingsChanged += MultiEncodingOnEncodingsChanged;
|
---|
99 | }
|
---|
100 |
|
---|
101 | protected override void OnSolutionCreatorChanged() {
|
---|
102 | base.OnSolutionCreatorChanged();
|
---|
103 | Encoding.SolutionCreator = SolutionCreator;
|
---|
104 | }
|
---|
105 |
|
---|
106 | protected virtual void MultiEncodingOnEncodingsChanged(object sender, EventArgs e) {
|
---|
107 | OnOperatorsChanged();
|
---|
108 | }
|
---|
109 | }
|
---|
110 | }
|
---|