[8055] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[11185] | 3 | * Copyright (C) 2002-2014 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[8055] | 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.Drawing;
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| 25 | using System.IO;
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| 26 | using System.Linq;
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| 27 | using HeuristicLab.Clients.Access;
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| 28 | using HeuristicLab.Collections;
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| 29 | using HeuristicLab.Common;
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| 30 | using HeuristicLab.Core;
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| 31 | using HeuristicLab.Optimization;
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| 32 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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| 33 | using HeuristicLab.Persistence.Default.Xml;
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| 34 |
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| 35 | namespace HeuristicLab.Clients.OKB.RunCreation {
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| 36 | [Item("OKB Algorithm", "An algorithm which is stored in the OKB.")]
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| 37 | [Creatable("Optimization Knowledge Base (OKB)")]
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| 38 | [StorableClass]
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| 39 | public sealed class OKBAlgorithm : Item, IAlgorithm, IStorableContent {
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| 40 | public string Filename { get; set; }
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| 41 |
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| 42 | private long algorithmId;
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| 43 | public long AlgorithmId {
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| 44 | get { return algorithmId; }
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| 45 | }
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| 46 | private IAlgorithm algorithm;
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| 47 | private IAlgorithm Algorithm {
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| 48 | get { return algorithm; }
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| 49 | set {
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| 50 | if (value == null) throw new ArgumentNullException("Algorithm", "Algorithm cannot be null.");
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| 51 | if (value != algorithm) {
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| 52 | CancelEventArgs<string> e = new CancelEventArgs<string>(value.Name);
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| 53 | OnNameChanging(e);
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| 54 | if (!e.Cancel) {
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| 55 | IProblem problem = algorithm.Problem;
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| 56 | DeregisterAlgorithmEvents();
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| 57 | algorithm = value;
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| 58 | RegisterAlgorithmEvents();
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| 59 |
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| 60 | OnToStringChanged();
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| 61 | OnItemImageChanged();
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| 62 | OnNameChanged();
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| 63 | OnDescriptionChanged();
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| 64 | OnAlgorithmChanged();
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| 65 | OnStoreAlgorithmInEachRunChanged();
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| 66 |
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| 67 | try {
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| 68 | algorithm.Problem = problem;
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| 69 | }
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| 70 | catch (ArgumentException) {
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| 71 | algorithm.Problem = null;
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| 72 | }
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| 73 | algorithm.Prepare(true);
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| 74 | }
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| 75 | }
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| 76 | }
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| 77 | }
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| 78 |
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| 79 | public IEnumerable<IOptimizer> NestedOptimizers {
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| 80 | get {
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| 81 | // inner algorithm cannot be accessed directly
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| 82 | return Enumerable.Empty<IOptimizer>();
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| 83 | }
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| 84 | }
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| 85 |
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| 86 | public override Image ItemImage {
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| 87 | get { return Algorithm.ItemImage; }
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| 88 | }
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| 89 |
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| 90 | public static new Image StaticItemImage {
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| 91 | get { return HeuristicLab.Common.Resources.VSImageLibrary.Event; }
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| 92 | }
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| 93 |
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| 94 | public string Name {
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| 95 | get { return Algorithm.Name; }
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| 96 | set { throw new NotSupportedException("Name cannot be changed."); }
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| 97 | }
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| 98 | public string Description {
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| 99 | get { return Algorithm.Description; }
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| 100 | set { throw new NotSupportedException("Description cannot be changed."); }
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| 101 | }
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| 102 | public bool CanChangeName {
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| 103 | get { return false; }
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| 104 | }
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| 105 | public bool CanChangeDescription {
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| 106 | get { return false; }
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| 107 | }
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| 108 |
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| 109 | public IKeyedItemCollection<string, IParameter> Parameters {
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| 110 | get { return Algorithm.Parameters; }
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| 111 | }
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| 112 |
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| 113 | public ExecutionState ExecutionState {
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| 114 | get { return Algorithm.ExecutionState; }
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| 115 | }
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| 116 | public TimeSpan ExecutionTime {
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| 117 | get { return Algorithm.ExecutionTime; }
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| 118 | }
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| 119 |
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| 120 | public Type ProblemType {
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| 121 | get { return Algorithm.ProblemType; }
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| 122 | }
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| 123 | public IProblem Problem {
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| 124 | get { return Algorithm.Problem; }
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| 125 | set { Algorithm.Problem = value; }
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| 126 | }
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| 127 |
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| 128 | public ResultCollection Results {
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| 129 | get { return Algorithm.Results; }
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| 130 | }
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| 131 |
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| 132 | private RunCollection runs;
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| 133 | public RunCollection Runs {
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| 134 | get { return runs; }
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| 135 | }
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| 136 | private bool storeRunsAutomatically;
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| 137 | public bool StoreRunsAutomatically {
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| 138 | get { return storeRunsAutomatically; }
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| 139 | set {
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| 140 | if (value != storeRunsAutomatically) {
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| 141 | storeRunsAutomatically = value;
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| 142 | OnStoreRunsAutomaticallyChanged();
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| 143 | }
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| 144 | }
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| 145 | }
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| 146 | public bool StoreAlgorithmInEachRun {
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| 147 | get { return Algorithm.StoreAlgorithmInEachRun; }
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| 148 | set { Algorithm.StoreAlgorithmInEachRun = value; }
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| 149 | }
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| 150 |
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| 151 | #region Persistence Properties
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| 152 | [Storable]
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| 153 | private Guid UserId;
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| 154 |
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| 155 | [Storable(Name = "AlgorithmId")]
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| 156 | private long StorableAlgorithmId {
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| 157 | get { return algorithmId; }
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| 158 | set { algorithmId = value; }
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| 159 | }
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| 160 | [Storable(Name = "Algorithm")]
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| 161 | private IAlgorithm StorableAlgorithm {
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| 162 | get { return algorithm; }
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| 163 | set {
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| 164 | algorithm = value;
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| 165 | RegisterAlgorithmEvents();
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| 166 | }
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| 167 | }
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| 168 | [Storable(Name = "Runs")]
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| 169 | private RunCollection StorableRuns {
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| 170 | get { return runs; }
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| 171 | set {
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| 172 | runs = value;
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| 173 | RegisterRunsEvents();
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| 174 | }
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| 175 | }
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| 176 | [Storable(Name = "StoreRunsAutomatically")]
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| 177 | private bool StorableStoreRunsAutomatically {
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| 178 | get { return storeRunsAutomatically; }
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| 179 | set { storeRunsAutomatically = value; }
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| 180 | }
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| 181 | #endregion
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| 182 |
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| 183 | [StorableConstructor]
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| 184 | private OKBAlgorithm(bool deserializing) : base(deserializing) { }
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| 185 | private OKBAlgorithm(OKBAlgorithm original, Cloner cloner)
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| 186 | : base(original, cloner) {
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| 187 | algorithmId = original.algorithmId;
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| 188 | algorithm = cloner.Clone(original.algorithm);
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| 189 | RegisterAlgorithmEvents();
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| 190 | runs = cloner.Clone(original.runs);
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| 191 | storeRunsAutomatically = original.storeRunsAutomatically;
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| 192 | UserId = original.UserId;
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| 193 | RegisterRunsEvents();
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| 194 | }
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| 195 | public OKBAlgorithm()
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| 196 | : base() {
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| 197 | algorithmId = -1;
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| 198 | algorithm = new EmptyAlgorithm("No algorithm selected. Please choose an algorithm from the OKB.");
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| 199 | RegisterAlgorithmEvents();
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| 200 | runs = new RunCollection();
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| 201 | storeRunsAutomatically = true;
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| 202 | RegisterRunsEvents();
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| 203 | }
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| 204 |
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| 205 | private void CheckUserPermissions() {
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| 206 | if (UserInformation.Instance.UserExists) {
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| 207 | if (UserInformation.Instance.User.Roles.Count(x => x.Name == OKBRoles.OKBUser || x.Name == OKBRoles.OKBAdministrator) > 0) {
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| 208 | UserId = UserInformation.Instance.User.Id;
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| 209 | } else {
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| 210 | throw new Exception("You don't have the appropriate roles for executing OKB Algorithms.");
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| 211 | }
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| 212 | } else {
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| 213 | throw new Exception("You need an user account for executing OKB Algorithms.");
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| 214 | }
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| 215 | }
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| 216 |
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| 217 | public override IDeepCloneable Clone(Cloner cloner) {
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| 218 | return new OKBAlgorithm(this, cloner);
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| 219 | }
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| 220 |
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| 221 | public void Load(long algorithmId) {
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| 222 | if (this.algorithmId != algorithmId) {
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| 223 | IAlgorithm algorithm;
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| 224 | byte[] algorithmData = RunCreationClient.GetAlgorithmData(algorithmId);
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| 225 | using (MemoryStream stream = new MemoryStream(algorithmData)) {
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| 226 | algorithm = XmlParser.Deserialize<IAlgorithm>(stream);
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| 227 | }
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| 228 | this.algorithmId = algorithmId;
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| 229 | Algorithm = algorithm;
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| 230 | }
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| 231 | }
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| 232 |
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| 233 | public IAlgorithm CloneAlgorithm() {
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| 234 | return (IAlgorithm)Algorithm.Clone();
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| 235 | }
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| 236 |
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| 237 | public void CollectParameterValues(IDictionary<string, IItem> values) {
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| 238 | Algorithm.CollectParameterValues(values);
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| 239 | }
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| 240 | public void CollectResultValues(IDictionary<string, IItem> values) {
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| 241 | Algorithm.CollectResultValues(values);
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| 242 | }
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| 243 |
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| 244 | public void Prepare() {
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| 245 | Algorithm.Prepare();
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| 246 | }
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| 247 | public void Prepare(bool clearRuns) {
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| 248 | if (clearRuns) runs.Clear();
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| 249 | Algorithm.Prepare(clearRuns);
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| 250 | }
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| 251 | public void Start() {
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[8060] | 252 | CheckUserPermissions();
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[8055] | 253 | if (!ClientInformation.Instance.ClientExists && storeRunsAutomatically) {
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[8060] | 254 | throw new MissingClientRegistrationException();
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[8055] | 255 | }
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| 256 | Algorithm.Start();
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| 257 | }
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| 258 | public void Pause() {
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| 259 | Algorithm.Pause();
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| 260 | }
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| 261 | public void Stop() {
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| 262 | Algorithm.Stop();
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| 263 | }
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| 264 |
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| 265 | #region Events
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| 266 | public event EventHandler AlgorithmChanged;
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| 267 | private void OnAlgorithmChanged() {
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| 268 | EventHandler handler = AlgorithmChanged;
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| 269 | if (handler != null) handler(this, EventArgs.Empty);
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| 270 | }
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| 271 | public event EventHandler<CancelEventArgs<string>> NameChanging;
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| 272 | private void OnNameChanging(CancelEventArgs<string> e) {
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| 273 | var handler = NameChanging;
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| 274 | if (handler != null) handler(this, e);
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| 275 | }
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| 276 | public event EventHandler NameChanged;
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| 277 | private void OnNameChanged() {
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| 278 | var handler = NameChanged;
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| 279 | if (handler != null) handler(this, EventArgs.Empty);
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| 280 | }
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| 281 | public event EventHandler DescriptionChanged;
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| 282 | private void OnDescriptionChanged() {
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| 283 | var handler = DescriptionChanged;
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| 284 | if (handler != null) handler(this, EventArgs.Empty);
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| 285 | }
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| 286 | public event EventHandler ExecutionStateChanged;
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| 287 | private void OnExecutionStateChanged() {
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| 288 | var handler = ExecutionStateChanged;
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| 289 | if (handler != null) handler(this, EventArgs.Empty);
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| 290 | }
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| 291 | public event EventHandler ExecutionTimeChanged;
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| 292 | private void OnExecutionTimeChanged() {
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| 293 | var handler = ExecutionTimeChanged;
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| 294 | if (handler != null) handler(this, EventArgs.Empty);
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| 295 | }
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| 296 | public event EventHandler ProblemChanged;
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| 297 | private void OnProblemChanged() {
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| 298 | var handler = ProblemChanged;
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| 299 | if (handler != null) handler(this, EventArgs.Empty);
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| 300 | }
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| 301 | public event EventHandler StoreRunsAutomaticallyChanged;
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| 302 | private void OnStoreRunsAutomaticallyChanged() {
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| 303 | var handler = StoreRunsAutomaticallyChanged;
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| 304 | if (handler != null) handler(this, EventArgs.Empty);
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| 305 | }
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| 306 | public event EventHandler StoreAlgorithmInEachRunChanged;
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| 307 | private void OnStoreAlgorithmInEachRunChanged() {
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| 308 | var handler = StoreAlgorithmInEachRunChanged;
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| 309 | if (handler != null) handler(this, EventArgs.Empty);
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| 310 | }
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| 311 | public event EventHandler Prepared;
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| 312 | private void OnPrepared() {
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| 313 | var handler = Prepared;
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| 314 | if (handler != null) handler(this, EventArgs.Empty);
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| 315 | }
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| 316 | public event EventHandler Started;
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| 317 | private void OnStarted() {
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| 318 | var handler = Started;
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| 319 | if (handler != null) handler(this, EventArgs.Empty);
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| 320 | }
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| 321 | public event EventHandler Paused;
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| 322 | private void OnPaused() {
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| 323 | var handler = Paused;
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| 324 | if (handler != null) handler(this, EventArgs.Empty);
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| 325 | }
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| 326 | public event EventHandler Stopped;
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| 327 | private void OnStopped() {
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| 328 | var handler = Stopped;
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| 329 | if (handler != null) handler(this, EventArgs.Empty);
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| 330 | }
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| 331 | public event EventHandler<EventArgs<Exception>> ExceptionOccurred;
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| 332 | private void OnExceptionOccurred(Exception exception) {
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| 333 | var handler = ExceptionOccurred;
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| 334 | if (handler != null) handler(this, new EventArgs<Exception>(exception));
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| 335 | }
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| 336 |
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| 337 | private void RegisterAlgorithmEvents() {
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| 338 | if (Algorithm != null) {
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| 339 | Algorithm.ToStringChanged += new EventHandler(Algorithm_ToStringChanged);
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| 340 | Algorithm.ItemImageChanged += new EventHandler(Algorithm_ItemImageChanged);
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| 341 | Algorithm.NameChanging += new EventHandler<CancelEventArgs<string>>(Algorithm_NameChanging);
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| 342 | Algorithm.NameChanged += new EventHandler(Algorithm_NameChanged);
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| 343 | Algorithm.DescriptionChanged += new EventHandler(Algorithm_DescriptionChanged);
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| 344 | Algorithm.ExecutionStateChanged += new EventHandler(Algorithm_ExecutionStateChanged);
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| 345 | Algorithm.ExecutionTimeChanged += new EventHandler(Algorithm_ExecutionTimeChanged);
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| 346 | Algorithm.ProblemChanged += new EventHandler(Algorithm_ProblemChanged);
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| 347 | Algorithm.Runs.ItemsAdded += new CollectionItemsChangedEventHandler<IRun>(Algorithm_Runs_ItemsAdded);
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| 348 | Algorithm.StoreAlgorithmInEachRunChanged += new EventHandler(Algorithm_StoreAlgorithmInEachRunChanged);
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| 349 | Algorithm.Prepared += new EventHandler(Algorithm_Prepared);
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| 350 | Algorithm.Started += new EventHandler(Algorithm_Started);
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| 351 | Algorithm.Paused += new EventHandler(Algorithm_Paused);
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| 352 | Algorithm.Stopped += new EventHandler(Algorithm_Stopped);
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| 353 | Algorithm.ExceptionOccurred += new EventHandler<EventArgs<Exception>>(Algorithm_ExceptionOccurred);
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| 354 | }
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| 355 | }
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| 356 | private void DeregisterAlgorithmEvents() {
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| 357 | if (Algorithm != null) {
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| 358 | Algorithm.ToStringChanged -= new EventHandler(Algorithm_ToStringChanged);
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| 359 | Algorithm.ItemImageChanged -= new EventHandler(Algorithm_ItemImageChanged);
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| 360 | Algorithm.NameChanging -= new EventHandler<CancelEventArgs<string>>(Algorithm_NameChanging);
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| 361 | Algorithm.NameChanged -= new EventHandler(Algorithm_NameChanged);
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| 362 | Algorithm.DescriptionChanged -= new EventHandler(Algorithm_DescriptionChanged);
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| 363 | Algorithm.ExecutionStateChanged -= new EventHandler(Algorithm_ExecutionStateChanged);
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| 364 | Algorithm.ExecutionTimeChanged -= new EventHandler(Algorithm_ExecutionTimeChanged);
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| 365 | Algorithm.ProblemChanged -= new EventHandler(Algorithm_ProblemChanged);
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| 366 | Algorithm.Runs.ItemsAdded -= new CollectionItemsChangedEventHandler<IRun>(Algorithm_Runs_ItemsAdded);
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| 367 | Algorithm.StoreAlgorithmInEachRunChanged -= new EventHandler(Algorithm_StoreAlgorithmInEachRunChanged);
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| 368 | Algorithm.Prepared -= new EventHandler(Algorithm_Prepared);
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| 369 | Algorithm.Started -= new EventHandler(Algorithm_Started);
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| 370 | Algorithm.Paused -= new EventHandler(Algorithm_Paused);
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| 371 | Algorithm.Stopped -= new EventHandler(Algorithm_Stopped);
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| 372 | Algorithm.ExceptionOccurred -= new EventHandler<EventArgs<Exception>>(Algorithm_ExceptionOccurred);
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| 373 | }
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| 374 | }
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| 375 |
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| 376 | private void Algorithm_ToStringChanged(object sender, EventArgs e) {
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| 377 | OnToStringChanged();
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| 378 | }
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| 379 | private void Algorithm_ItemImageChanged(object sender, EventArgs e) {
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| 380 | OnItemImageChanged();
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| 381 | }
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| 382 | private void Algorithm_NameChanging(object sender, CancelEventArgs<string> e) {
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| 383 | OnNameChanging(e);
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| 384 | }
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| 385 | private void Algorithm_NameChanged(object sender, EventArgs e) {
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| 386 | OnNameChanged();
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| 387 | }
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| 388 | private void Algorithm_DescriptionChanged(object sender, EventArgs e) {
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| 389 | OnDescriptionChanged();
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| 390 | }
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| 391 | private void Algorithm_ExecutionStateChanged(object sender, EventArgs e) {
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| 392 | OnExecutionStateChanged();
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| 393 | }
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| 394 | private void Algorithm_ExecutionTimeChanged(object sender, EventArgs e) {
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| 395 | OnExecutionTimeChanged();
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| 396 | }
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| 397 | private void Algorithm_ProblemChanged(object sender, EventArgs e) {
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| 398 | OnProblemChanged();
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| 399 | }
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| 400 | private void Algorithm_Runs_ItemsAdded(object sender, CollectionItemsChangedEventArgs<IRun> e) {
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| 401 | OKBProblem problem = Problem as OKBProblem;
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| 402 | foreach (IRun run in e.Items) {
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| 403 | if (problem != null) {
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| 404 | OKBRun okbRun = new OKBRun(AlgorithmId, problem.ProblemId, run, UserId);
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| 405 | runs.Add(okbRun);
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| 406 | if (StoreRunsAutomatically) {
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[8060] | 407 | okbRun.Store();
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[8055] | 408 | }
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| 409 | } else {
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| 410 | runs.Add(run);
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| 411 | }
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| 412 | }
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| 413 | }
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| 414 | private void Algorithm_StoreAlgorithmInEachRunChanged(object sender, EventArgs e) {
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| 415 | OnStoreAlgorithmInEachRunChanged();
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| 416 | }
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| 417 | private void Algorithm_Prepared(object sender, EventArgs e) {
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| 418 | OnPrepared();
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| 419 | }
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| 420 | private void Algorithm_Started(object sender, EventArgs e) {
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| 421 | OnStarted();
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| 422 | }
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| 423 | private void Algorithm_Paused(object sender, EventArgs e) {
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| 424 | OnPaused();
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| 425 | }
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| 426 | private void Algorithm_Stopped(object sender, EventArgs e) {
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| 427 | OnStopped();
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| 428 | }
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| 429 | private void Algorithm_ExceptionOccurred(object sender, EventArgs<Exception> e) {
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| 430 | OnExceptionOccurred(e.Value);
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| 431 | }
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| 432 |
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| 433 | private void RegisterRunsEvents() {
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| 434 | runs.ItemsRemoved += new CollectionItemsChangedEventHandler<IRun>(runs_ItemsRemoved);
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| 435 | runs.CollectionReset += new CollectionItemsChangedEventHandler<IRun>(Runs_CollectionReset);
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| 436 | }
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| 437 | private void runs_ItemsRemoved(object sender, CollectionItemsChangedEventArgs<IRun> e) {
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| 438 | foreach (IRun run in e.Items) {
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| 439 | OKBRun okbRun = run as OKBRun;
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| 440 | if (okbRun != null)
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| 441 | Algorithm.Runs.Remove(okbRun.WrappedRun);
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| 442 | else
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| 443 | Algorithm.Runs.Remove(run);
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| 444 | }
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| 445 | }
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| 446 | private void Runs_CollectionReset(object sender, CollectionItemsChangedEventArgs<IRun> e) {
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| 447 | foreach (IRun run in e.OldItems) {
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| 448 | OKBRun okbRun = run as OKBRun;
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| 449 | if (okbRun != null)
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| 450 | Algorithm.Runs.Remove(okbRun.WrappedRun);
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| 451 | else
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| 452 | Algorithm.Runs.Remove(run);
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| 453 | }
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| 454 | }
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| 455 | #endregion
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| 456 | }
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| 457 | }
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