1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2015 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.Drawing;
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24 | using HeuristicLab.Common;
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25 | using HeuristicLab.Core;
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26 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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27 |
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28 | namespace HeuristicLab.Clients.Hive {
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29 | [StorableType("EBCB0A8C-B00C-43DD-A38E-E4E12168ABA2")]
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30 | public class EngineTask : ItemTask {
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31 | public override HiveTask CreateHiveTask() {
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32 | //only used when deserializing, so no problem with parentscope
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33 | return new EngineHiveTask(this, null);
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34 | }
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35 |
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36 | [Storable]
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37 | protected IOperation initialOperation;
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38 | public IOperation InitialOperation {
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39 | get { return initialOperation; }
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40 | set { initialOperation = value; }
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41 | }
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42 |
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43 | public new IEngine Item {
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44 | get { return (IEngine)base.Item; }
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45 | set { base.Item = value; }
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46 | }
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47 |
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48 | public override TimeSpan ExecutionTime {
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49 | get { return Item.ExecutionTime; }
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50 | }
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51 |
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52 | public override ExecutionState ExecutionState {
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53 | get { return Item.ExecutionState; }
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54 | }
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55 |
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56 | #region constructors and cloning
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57 | public EngineTask(IOperation initialOperation, IEngine engine) {
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58 | this.initialOperation = initialOperation;
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59 | this.Item = engine;
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60 | }
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61 |
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62 | public EngineTask(IEngine engine) : base(engine) { }
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63 |
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64 | [StorableConstructor]
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65 | protected EngineTask(bool deserializing) : base(deserializing) { }
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66 | protected EngineTask(EngineTask original, Cloner cloner)
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67 | : base(original, cloner) {
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68 | this.initialOperation = cloner.Clone(original.initialOperation);
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69 | }
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70 | public override IDeepCloneable Clone(Cloner cloner) {
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71 | return new EngineTask(this, cloner);
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72 | }
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73 | #endregion
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74 |
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75 | public override bool IsParallelizable {
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76 | get { return false; }
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77 | }
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78 |
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79 | public override void Prepare() { }
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80 |
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81 | public override void Start() {
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82 | Item.Prepare(initialOperation);
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83 | Item.Start();
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84 | }
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85 |
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86 | public override void Pause() {
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87 | Item.Pause();
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88 | }
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89 |
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90 | public override void Stop() {
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91 | Item.Stop();
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92 | }
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93 |
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94 | protected override void RegisterItemEvents() {
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95 | base.RegisterItemEvents();
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96 | Item.Stopped += new EventHandler(engine_Stopped);
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97 | Item.Paused += new EventHandler(Item_Paused);
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98 | Item.Started += new EventHandler(Item_Started);
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99 | Item.ExceptionOccurred += new EventHandler<EventArgs<Exception>>(engine_ExceptionOccurred);
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100 | Item.ExecutionStateChanged += new EventHandler(Item_ExecutionStateChanged);
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101 | Item.ExecutionTimeChanged += new EventHandler(Item_ExecutionTimeChanged);
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102 | }
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103 |
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104 | protected override void DeregisterItemEvents() {
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105 | Item.Stopped -= new EventHandler(engine_Stopped);
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106 | Item.Paused -= new EventHandler(Item_Paused);
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107 | Item.Started -= new EventHandler(Item_Started);
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108 | Item.ExceptionOccurred -= new EventHandler<EventArgs<Exception>>(engine_ExceptionOccurred);
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109 | Item.ExecutionStateChanged -= new EventHandler(Item_ExecutionStateChanged);
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110 | Item.ExecutionTimeChanged -= new EventHandler(Item_ExecutionTimeChanged);
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111 | base.DeregisterItemEvents();
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112 | }
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113 |
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114 | private void engine_ExceptionOccurred(object sender, EventArgs<Exception> e) {
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115 | OnTaskFailed(e);
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116 | }
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117 |
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118 | private void engine_Stopped(object sender, EventArgs e) {
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119 | OnTaskStopped();
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120 | }
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121 |
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122 | private void Item_Paused(object sender, EventArgs e) {
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123 | OnTaskPaused();
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124 | }
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125 |
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126 | private void Item_ExecutionTimeChanged(object sender, EventArgs e) {
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127 | OnExecutionTimeChanged();
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128 | }
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129 |
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130 | private void Item_ExecutionStateChanged(object sender, EventArgs e) {
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131 | OnExecutionStateChanged();
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132 | }
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133 |
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134 | private void Item_Started(object sender, EventArgs e) {
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135 | OnTaskStarted();
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136 | }
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137 |
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138 | public override bool CanChangeDescription {
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139 | get { return false; }
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140 | }
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141 |
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142 | public override bool CanChangeName {
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143 | get { return false; }
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144 | }
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145 |
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146 | public override string Description {
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147 | get { return string.Empty; }
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148 | set { throw new NotSupportedException(); }
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149 | }
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150 |
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151 | public override string Name {
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152 | get { return Item != null ? Item.ToString() : "Engine Task"; }
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153 | set { throw new NotSupportedException(); }
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154 | }
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155 |
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156 | public static new Image StaticItemImage {
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157 | get { return HeuristicLab.Common.Resources.VSImageLibrary.Operator; }
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158 | }
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159 |
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160 | public override string ItemName {
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161 | get { return "Engine Task"; }
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162 | }
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163 | }
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164 | }
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