1 | // Copyright 2012 Georg-August-Universität Göttingen, Germany |
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2 | // |
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3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
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4 | // you may not use this file except in compliance with the License. |
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5 | // You may obtain a copy of the License at |
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6 | // |
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7 | // http://www.apache.org/licenses/LICENSE-2.0 |
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8 | // |
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9 | // Unless required by applicable law or agreed to in writing, software |
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10 | // distributed under the License is distributed on an "AS IS" BASIS, |
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11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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12 | // See the License for the specific language governing permissions and |
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13 | // limitations under the License. |
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14 | |
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15 | package de.ugoe.cs.autoquest.tasktrees.treeimpl; |
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16 | |
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17 | import java.util.List; |
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18 | |
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19 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IIteration; |
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20 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IIterationInstance; |
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21 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IMarkingTemporalRelationship; |
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22 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IOptional; |
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23 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IOptionalInstance; |
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24 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ISelection; |
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25 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ISelectionInstance; |
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26 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ISequence; |
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27 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ISequenceInstance; |
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28 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IStructuringTemporalRelationship; |
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29 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITask; |
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30 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskBuilder; |
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31 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskInstance; |
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32 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskInstanceList; |
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33 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IUserSession; |
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34 | |
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35 | /** |
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36 | * <p> |
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37 | * this is the default implementation of the interface {@link ITaskBuilder}. It |
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38 | * does not do anything fancy except implementing the interface. In some situations, it performs |
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39 | * a check if the model or instances to be created a valid. However, this can not be done |
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40 | * in any situation of the creation process. |
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41 | * </p> |
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42 | * |
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43 | * @author Patrick Harms |
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44 | */ |
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45 | public class TaskBuilder implements ITaskBuilder { |
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46 | |
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47 | /* (non-Javadoc) |
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48 | * @see ITaskBuilder#addChild(ISequenceInstance, ITaskInstance) |
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49 | */ |
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50 | @Override |
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51 | public void addChild(ISequenceInstance instance, ITaskInstance child) |
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52 | throws IllegalArgumentException |
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53 | { |
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54 | if (!(instance instanceof SequenceInstance)) { |
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55 | throw new IllegalArgumentException |
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56 | ("illegal type of sequence instance provided: " + instance.getClass()); |
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57 | } |
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58 | |
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59 | if (!(child instanceof TaskInstance)) { |
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60 | throw new IllegalArgumentException |
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61 | ("illegal type of task instance provided: " + child.getClass()); |
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62 | } |
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63 | |
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64 | SequenceInstance seqInstance = (SequenceInstance) instance; |
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65 | |
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66 | // check if new child instance matches the model, if this can be checked |
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67 | IStructuringTemporalRelationship parentTask = |
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68 | (IStructuringTemporalRelationship) instance.getTask(); |
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69 | |
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70 | if (((parentTask.getChildren() != null) && (parentTask.getChildren().size() > 0)) && |
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71 | ((parentTask.getChildren().size() <= seqInstance.size()) || |
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72 | (!parentTask.getChildren().get(seqInstance.size()).equals(child.getTask())))) |
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73 | { |
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74 | throw new IllegalArgumentException |
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75 | ("the task of the child instance to be added does not belong to the children " + |
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76 | "of the task of the parent instance"); |
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77 | } |
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78 | |
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79 | seqInstance.addChild(child); |
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80 | } |
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81 | |
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82 | /* (non-Javadoc) |
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83 | * @see ITaskBuilder#addChild(ISequenceInstance, int, ITaskInstance) |
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84 | */ |
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85 | public void addChild(ISequenceInstance instance, int index, ITaskInstance child) |
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86 | throws IllegalArgumentException |
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87 | { |
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88 | if (!(instance instanceof SequenceInstance)) { |
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89 | throw new IllegalArgumentException |
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90 | ("illegal type of sequence instance provided: " + instance.getClass()); |
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91 | } |
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92 | |
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93 | if (!(child instanceof TaskInstance)) { |
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94 | throw new IllegalArgumentException |
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95 | ("illegal type of task instance provided: " + child.getClass()); |
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96 | } |
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97 | |
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98 | SequenceInstance seqInstance = (SequenceInstance) instance; |
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99 | |
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100 | // check if new child instance matches the model, if this can be checked |
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101 | IStructuringTemporalRelationship parentTask = |
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102 | (IStructuringTemporalRelationship) instance.getTask(); |
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103 | |
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104 | if (((parentTask.getChildren() != null) && (parentTask.getChildren().size() > 0)) && |
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105 | ((parentTask.getChildren().size() <= index) || |
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106 | (!parentTask.getChildren().get(index).equals(child.getTask())))) |
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107 | { |
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108 | throw new IllegalArgumentException |
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109 | ("the task of the child instance to be added does not belong to the children " + |
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110 | "of the task of the parent instance"); |
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111 | } |
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112 | |
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113 | seqInstance.addChild(index, child); |
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114 | } |
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115 | |
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116 | /* (non-Javadoc) |
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117 | * @see ITaskBuilder#addChild(IIterationInstance, ITaskInstance) |
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118 | */ |
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119 | @Override |
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120 | public void addChild(IIterationInstance instance, ITaskInstance child) |
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121 | throws IllegalArgumentException |
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122 | { |
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123 | if (!(instance instanceof IterationInstance)) { |
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124 | throw new IllegalArgumentException |
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125 | ("illegal type of iteration instance provided: " + instance.getClass()); |
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126 | } |
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127 | |
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128 | if (!(child instanceof TaskInstance)) { |
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129 | throw new IllegalArgumentException |
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130 | ("illegal type of task instance provided: " + child.getClass()); |
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131 | } |
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132 | |
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133 | // check if new child instance matches the model, if this can be checked |
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134 | IMarkingTemporalRelationship parentTask = |
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135 | (IMarkingTemporalRelationship) instance.getTask(); |
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136 | |
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137 | boolean foundChildTask = parentTask.getMarkedTask() != null ? |
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138 | parentTask.getMarkedTask().equals(child.getTask()) : true; |
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139 | |
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140 | if (!foundChildTask) { |
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141 | throw new IllegalArgumentException |
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142 | ("the task of the child instance does not match the model of the task of the " + |
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143 | "iteration instance: " + parentTask.getMarkedTask() + " <> " + child.getTask()); |
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144 | } |
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145 | |
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146 | ((IterationInstance) instance).addChild(child); |
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147 | } |
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148 | |
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149 | /* (non-Javadoc) |
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150 | * @see ITaskBuilder#addChild(IIterationInstance, int, ITaskInstance) |
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151 | */ |
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152 | public void addChild(IIterationInstance instance, int index, ITaskInstance child) |
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153 | throws IllegalArgumentException |
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154 | { |
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155 | if (!(instance instanceof IterationInstance)) { |
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156 | throw new IllegalArgumentException |
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157 | ("illegal type of iteration instance provided: " + instance.getClass()); |
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158 | } |
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159 | |
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160 | if (!(child instanceof TaskInstance)) { |
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161 | throw new IllegalArgumentException |
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162 | ("illegal type of task instance provided: " + child.getClass()); |
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163 | } |
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164 | |
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165 | // check if new child instance matches the model, if this can be checked |
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166 | IMarkingTemporalRelationship parentTask = |
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167 | (IMarkingTemporalRelationship) instance.getTask(); |
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168 | |
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169 | boolean foundChildTask = parentTask.getMarkedTask() != null ? |
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170 | parentTask.getMarkedTask().equals(child.getTask()) : true; |
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171 | |
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172 | if (!foundChildTask) { |
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173 | throw new IllegalArgumentException |
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174 | ("the task of the child instance does not match the model of the task of the " + |
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175 | "iteration instance: " + parentTask.getMarkedTask() + " <> " + child.getTask()); |
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176 | } |
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177 | |
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178 | ((IterationInstance) instance).addChild(index, child); |
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179 | } |
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180 | |
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181 | /* (non-Javadoc) |
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182 | * @see ITaskBuilder#setChild(ISelectionInstance, ITaskInstance) |
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183 | */ |
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184 | @Override |
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185 | public void setChild(ISelectionInstance instance, ITaskInstance child) |
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186 | throws IllegalArgumentException |
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187 | { |
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188 | if (!(instance instanceof SelectionInstance)) { |
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189 | throw new IllegalArgumentException |
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190 | ("illegal type of selection instance provided: " + instance.getClass()); |
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191 | } |
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192 | |
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193 | if (!(child instanceof TaskInstance)) { |
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194 | throw new IllegalArgumentException("illegal type of task instance provided: " + |
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195 | (child == null ? null : child.getClass())); |
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196 | } |
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197 | |
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198 | // check if new child instance matches the model, if this can be checked |
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199 | IStructuringTemporalRelationship parentTask = |
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200 | (IStructuringTemporalRelationship) instance.getTask(); |
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201 | |
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202 | boolean foundChildTask = false; |
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203 | for (ITask parentTaskChild : parentTask.getChildren()) { |
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204 | if (parentTaskChild.equals(child.getTask())) { |
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205 | foundChildTask = true; |
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206 | break; |
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207 | } |
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208 | } |
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209 | |
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210 | if (!foundChildTask) { |
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211 | throw new IllegalArgumentException |
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212 | ("the task of the child instance to be added does not belong to the children " + |
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213 | "of the selection task model of the parent instance"); |
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214 | } |
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215 | |
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216 | ((SelectionInstance) instance).setChild(child); |
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217 | } |
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218 | |
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219 | /* (non-Javadoc) |
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220 | * @see ITaskBuilder#setChild(IOptionalInstance, ITaskInstance) |
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221 | */ |
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222 | @Override |
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223 | public void setChild(IOptionalInstance instance, ITaskInstance child) |
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224 | throws IllegalArgumentException |
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225 | { |
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226 | if (!(instance instanceof OptionalInstance)) { |
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227 | throw new IllegalArgumentException |
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228 | ("illegal type of optional instance provided: " + instance.getClass()); |
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229 | } |
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230 | |
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231 | if (!(child instanceof TaskInstance)) { |
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232 | throw new IllegalArgumentException |
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233 | ("illegal type of task instance provided: " + child.getClass()); |
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234 | } |
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235 | |
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236 | // check if new child instance matches the model, if this can be checked |
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237 | IMarkingTemporalRelationship parentTask = |
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238 | (IMarkingTemporalRelationship) instance.getTask(); |
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239 | |
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240 | boolean foundChildTask = parentTask.getMarkedTask() != null ? |
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241 | parentTask.getMarkedTask().equals(child.getTask()) : true; |
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242 | |
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243 | if (!foundChildTask) { |
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244 | throw new IllegalArgumentException |
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245 | ("the task of the child instance does not match the model of the task of the " + |
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246 | "optional instance: " + parentTask.getMarkedTask() + " <> " + child.getTask()); |
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247 | } |
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248 | |
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249 | ((OptionalInstance) instance).setChild(child); |
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250 | } |
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251 | |
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252 | /* (non-Javadoc) |
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253 | * @see ITaskBuilder#addExecutedTask(IUserSession, ITaskInstance) |
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254 | */ |
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255 | @Override |
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256 | public void addExecutedTask(IUserSession session, ITaskInstance taskInstance) { |
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257 | if (!(session instanceof UserSession)) { |
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258 | throw new IllegalArgumentException |
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259 | ("illegal type of session provided: " + session.getClass()); |
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260 | } |
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261 | |
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262 | if (!(taskInstance instanceof TaskInstance)) { |
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263 | throw new IllegalArgumentException |
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264 | ("illegal type of task instance provided: " + taskInstance.getClass()); |
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265 | } |
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266 | |
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267 | ((UserSession) session).addExecutedTask(taskInstance); |
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268 | } |
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269 | |
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270 | /* (non-Javadoc) |
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271 | * @see ITaskBuilder#addExecutedTask(IUserSession, int, ITaskInstance) |
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272 | */ |
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273 | public void addExecutedTask(IUserSession session, int index, ITaskInstance taskInstance) { |
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274 | if (!(session instanceof UserSession)) { |
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275 | throw new IllegalArgumentException |
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276 | ("illegal type of session provided: " + session.getClass()); |
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277 | } |
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278 | |
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279 | if (!(taskInstance instanceof TaskInstance)) { |
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280 | throw new IllegalArgumentException |
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281 | ("illegal type of task instance provided: " + taskInstance.getClass()); |
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282 | } |
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283 | |
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284 | ((UserSession) session).addExecutedTask(index, taskInstance); |
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285 | } |
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286 | |
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287 | /* (non-Javadoc) |
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288 | * @see ITaskBuilder#addTaskInstance(ITaskInstanceList, ITaskInstance) |
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289 | */ |
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290 | @Override |
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291 | public void addTaskInstance(ITaskInstanceList taskInstanceList, ITaskInstance taskInstance) { |
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292 | if (taskInstanceList instanceof SequenceInstance) { |
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293 | addChild((SequenceInstance) taskInstanceList, taskInstance); |
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294 | } |
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295 | else if (taskInstanceList instanceof IterationInstance) { |
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296 | addChild((IterationInstance) taskInstanceList, taskInstance); |
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297 | } |
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298 | else if (taskInstanceList instanceof UserSession) { |
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299 | addExecutedTask((UserSession) taskInstanceList, taskInstance); |
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300 | } |
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301 | else { |
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302 | throw new IllegalArgumentException |
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303 | ("illegal type of task instance list provided: " + taskInstanceList.getClass()); |
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304 | } |
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305 | } |
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306 | |
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307 | /* (non-Javadoc) |
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308 | * @see ITaskBuilder#addTaskInstance(ITaskInstanceList, int, ITaskInstance) |
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309 | */ |
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310 | @Override |
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311 | public void addTaskInstance(ITaskInstanceList taskInstanceList, |
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312 | int index, |
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313 | ITaskInstance taskInstance) |
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314 | { |
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315 | if (taskInstanceList instanceof SequenceInstance) { |
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316 | addChild((SequenceInstance) taskInstanceList, index, taskInstance); |
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317 | } |
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318 | else if (taskInstanceList instanceof IterationInstance) { |
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319 | addChild((IterationInstance) taskInstanceList, index, taskInstance); |
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320 | } |
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321 | else if (taskInstanceList instanceof UserSession) { |
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322 | addExecutedTask((UserSession) taskInstanceList, index, taskInstance); |
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323 | } |
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324 | else { |
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325 | throw new IllegalArgumentException |
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326 | ("illegal type of task instance list provided: " + taskInstanceList.getClass()); |
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327 | } |
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328 | } |
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329 | |
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330 | /* (non-Javadoc) |
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331 | * @see ITaskBuilder#setTaskInstance(ITaskInstanceList, int, ITaskInstance) |
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332 | */ |
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333 | @Override |
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334 | public void setTaskInstance(ITaskInstanceList taskInstanceList, |
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335 | int index, |
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336 | ITaskInstance taskInstance) |
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337 | { |
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338 | removeTaskInstance(taskInstanceList, index); |
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339 | addTaskInstance(taskInstanceList, index, taskInstance); |
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340 | } |
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341 | |
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342 | /* (non-Javadoc) |
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343 | * @see ITaskBuilder#setTask(ITaskInstance, ITask) |
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344 | */ |
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345 | @Override |
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346 | public void setTask(ITaskInstance taskInstance, ITask task) { |
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347 | if (!(taskInstance instanceof TaskInstance)) { |
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348 | throw new IllegalArgumentException |
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349 | ("illegal type of task instance provided: " + taskInstance.getClass()); |
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350 | } |
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351 | if (!(task instanceof Task)) { |
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352 | throw new IllegalArgumentException("illegal type of task provided: " + task.getClass()); |
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353 | } |
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354 | |
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355 | if (((TaskInstance) taskInstance).getTask() instanceof Task) { |
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356 | ((Task) ((TaskInstance) taskInstance).getTask()).removeInstance(taskInstance); |
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357 | } |
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358 | ((TaskInstance) taskInstance).setTask(task); |
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359 | |
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360 | ((Task) task).addInstance(taskInstance); |
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361 | } |
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362 | |
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363 | /* (non-Javadoc) |
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364 | * @see ITaskBuilder#addChild(ISequence, ITask) |
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365 | */ |
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366 | @Override |
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367 | public void addChild(ISequence parent, ITask child) { |
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368 | if (!(parent instanceof Sequence)) { |
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369 | throw new IllegalArgumentException |
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370 | ("illegal type of sequence provided: " + parent.getClass()); |
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371 | } |
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372 | |
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373 | addChildInternal((Sequence) parent, -1, child); |
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374 | } |
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375 | |
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376 | /* (non-Javadoc) |
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377 | * @see ITaskBuilder#addChild(ISequence, int, ITask) |
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378 | */ |
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379 | @Override |
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380 | public void addChild(ISequence parent, int index, ITask child) { |
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381 | if (!(parent instanceof Sequence)) { |
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382 | throw new IllegalArgumentException |
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383 | ("illegal type of sequence provided: " + parent.getClass()); |
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384 | } |
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385 | |
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386 | addChildInternal((Sequence) parent, index, child); |
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387 | } |
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388 | |
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389 | /* (non-Javadoc) |
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390 | * @see ITaskBuilder#setChild(ISequence, int, ITask) |
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391 | */ |
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392 | @Override |
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393 | public void setChild(ISequence parent, int index, ITask child) { |
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394 | if (!(parent instanceof Sequence)) { |
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395 | throw new IllegalArgumentException |
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396 | ("illegal type of sequence provided: " + parent.getClass()); |
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397 | } |
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398 | |
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399 | ((Sequence) parent).removeChild(index); |
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400 | addChildInternal((Sequence) parent, index, child); |
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401 | } |
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402 | |
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403 | /* (non-Javadoc) |
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404 | * @see ITaskBuilder#addChild(ISelection, ITask) |
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405 | */ |
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406 | @Override |
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407 | public void addChild(ISelection parent, ITask child) { |
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408 | if (!(parent instanceof Selection)) { |
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409 | throw new IllegalArgumentException |
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410 | ("illegal type of selection provided: " + parent.getClass()); |
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411 | } |
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412 | |
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413 | addChildInternal((Selection) parent, -1, child); |
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414 | } |
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415 | |
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416 | /* (non-Javadoc) |
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417 | * @see ITaskBuilder#setMarkedTask(IIteration, ITask) |
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418 | */ |
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419 | @Override |
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420 | public void setMarkedTask(IIteration iteration, ITask newChild) { |
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421 | if (!(iteration instanceof Iteration)) { |
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422 | throw new IllegalArgumentException |
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423 | ("illegal type of iteration provided: " + iteration.getClass()); |
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424 | } |
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425 | |
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426 | if (!(newChild instanceof Task)) { |
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427 | throw new IllegalArgumentException |
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428 | ("illegal type of task provided: " + newChild.getClass()); |
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429 | } |
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430 | |
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431 | ((Iteration) iteration).setMarkedTask(newChild); |
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432 | } |
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433 | |
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434 | /* (non-Javadoc) |
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435 | * @see ITaskTreeBuilder#setChild(IOptional, ITaskTreeNode) |
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436 | */ |
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437 | @Override |
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438 | public void setMarkedTask(IOptional optional, ITask newChild) { |
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439 | if (!(optional instanceof Optional)) { |
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440 | throw new IllegalArgumentException |
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441 | ("illegal type of optional provided: " + optional.getClass()); |
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442 | } |
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443 | |
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444 | if (!(newChild instanceof Task)) { |
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445 | throw new IllegalArgumentException |
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446 | ("illegal type of task provided: " + newChild.getClass()); |
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447 | } |
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448 | |
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449 | ((Optional) optional).setMarkedTask(newChild); |
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450 | } |
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451 | |
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452 | /* (non-Javadoc) |
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453 | * @see ITaskBuilder#removeChild(ISequence, int) |
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454 | */ |
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455 | @Override |
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456 | public void removeChild(ISequence parent, int index) { |
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457 | if (!(parent instanceof Sequence)) { |
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458 | throw new IllegalArgumentException |
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459 | ("illegal type of sequence provided: " + parent.getClass()); |
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460 | } |
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461 | |
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462 | ((Sequence) parent).removeChild(index); |
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463 | } |
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464 | |
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465 | /* (non-Javadoc) |
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466 | * @see ITaskBuilder#removeChild(ISelection, ITask) |
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467 | */ |
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468 | @Override |
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469 | public void removeChild(ISelection parent, ITask child) { |
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470 | if (!(parent instanceof Selection)) { |
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471 | throw new IllegalArgumentException |
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472 | ("illegal type of selection provided: " + parent.getClass()); |
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473 | } |
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474 | |
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475 | List<ITask> children = parent.getChildren(); |
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476 | |
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477 | for (int i = 0; i < children.size(); i++) { |
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478 | if ((children.get(i) == child) || |
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479 | ((children.get(i) != null) && (children.get(i).equals(child)))) |
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480 | { |
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481 | ((Selection) parent).removeChild(i); |
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482 | break; |
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483 | } |
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484 | } |
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485 | } |
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486 | |
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487 | /* (non-Javadoc) |
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488 | * @see ITaskBuilder#removeTaskInstance(ITaskInstanceList, int) |
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489 | */ |
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490 | @Override |
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491 | public void removeTaskInstance(ITaskInstanceList taskInstanceList, int index) { |
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492 | if (taskInstanceList instanceof SequenceInstance) { |
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493 | ((SequenceInstance) taskInstanceList).removeChild(index); |
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494 | } |
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495 | else if (taskInstanceList instanceof IterationInstance) { |
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496 | ((IterationInstance) taskInstanceList).removeChild(index); |
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497 | } |
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498 | else if (taskInstanceList instanceof UserSession) { |
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499 | ((UserSession) taskInstanceList).removeExecutedTask(index); |
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500 | } |
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501 | else { |
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502 | throw new IllegalArgumentException |
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503 | ("illegal type of task instance list provided: " + taskInstanceList.getClass()); |
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504 | } |
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505 | } |
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506 | |
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507 | /* (non-Javadoc) |
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508 | * @see ITaskTreeBuilder#replaceChild(ISelection, ITaskTreeNode, ITaskTreeNode) |
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509 | */ |
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510 | @Override |
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511 | public void replaceChild(ISelection parent, ITask oldChild, ITask newChild) { |
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512 | if (!(parent instanceof Selection)) { |
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513 | throw new IllegalArgumentException |
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514 | ("illegal type of selection provided: " + parent.getClass()); |
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515 | } |
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516 | |
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517 | List<ITask> children = parent.getChildren(); |
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518 | |
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519 | for (int i = 0; i < children.size(); i++) { |
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520 | if ((children.get(i) == oldChild) || |
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521 | ((children.get(i) != null) && (children.get(i).equals(oldChild)))) |
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522 | { |
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523 | ((Selection) parent).removeChild(i); |
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524 | ((Selection) parent).addChild(i, newChild); |
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525 | break; |
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526 | } |
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527 | } |
---|
528 | } |
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529 | |
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530 | /** |
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531 | * <p> |
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532 | * internal convenience method for adding children to a structuring temporal relationship |
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533 | * including a check for the child type. |
---|
534 | * </p> |
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535 | */ |
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536 | private void addChildInternal(StructuringTemporalRelationship parent, int index, ITask child) { |
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537 | if (!(child instanceof Task)) { |
---|
538 | throw new IllegalArgumentException |
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539 | ("illegal type of task provided: " + child.getClass()); |
---|
540 | } |
---|
541 | |
---|
542 | if (index > -1) { |
---|
543 | parent.addChild(index, child); |
---|
544 | } |
---|
545 | else { |
---|
546 | parent.addChild(child); |
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547 | } |
---|
548 | } |
---|
549 | |
---|
550 | } |
---|