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.usability; |
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16 | |
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17 | import java.util.ArrayList; |
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18 | import java.util.HashSet; |
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19 | import java.util.List; |
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20 | import java.util.Set; |
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21 | |
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22 | import de.ugoe.cs.autoquest.eventcore.Event; |
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23 | import de.ugoe.cs.autoquest.tasktrees.treeifc.DefaultTaskInstanceTraversingVisitor; |
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24 | import de.ugoe.cs.autoquest.tasktrees.treeifc.DefaultTaskTraversingVisitor; |
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25 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IEventTask; |
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26 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IEventTaskInstance; |
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27 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ISelection; |
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28 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ISequence; |
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29 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IStructuringTemporalRelationship; |
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30 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITask; |
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31 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskInfo; |
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32 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskInstance; |
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33 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskInstanceVisitor; |
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34 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskModel; |
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35 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IUserSession; |
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36 | |
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37 | /** |
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38 | * TODO comment |
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39 | * |
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40 | * @version $Revision: $ $Date: 16.07.2012$ |
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41 | * @author 2012, last modified by $Author: pharms$ |
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42 | */ |
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43 | public class TaskTreeTestRule implements UsabilityEvaluationRule { |
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44 | |
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45 | /* |
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46 | * (non-Javadoc) |
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47 | * |
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48 | * @see de.ugoe.cs.usability.UsabilityEvaluationRule#evaluate(TaskTree) |
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49 | */ |
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50 | @Override |
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51 | public UsabilityEvaluationResult evaluate(ITaskModel taskModel) { |
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52 | UsabilityEvaluationResult results = new UsabilityEvaluationResult(taskModel); |
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53 | |
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54 | checkTimestamps(taskModel); |
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55 | checkTaskInfos(taskModel); |
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56 | checkEventTaskInstances(taskModel); |
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57 | checkTraversal(taskModel); |
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58 | |
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59 | return results; |
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60 | } |
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61 | |
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62 | /** |
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63 | * <p> |
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64 | * TODO: comment |
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65 | * </p> |
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66 | * |
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67 | * @param taskModel |
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68 | */ |
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69 | private void checkEventTaskInstances(ITaskModel taskModel) { |
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70 | Set<IEventTaskInstance> instancesInModel = new HashSet<>(); |
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71 | |
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72 | for (ITask task : taskModel.getTasks()) { |
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73 | if (task instanceof IEventTask) { |
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74 | for (ITaskInstance instance : task.getInstances()) { |
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75 | instancesInModel.add((IEventTaskInstance) instance); |
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76 | } |
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77 | } |
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78 | } |
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79 | |
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80 | final Set<IEventTaskInstance> instancesInSessions = new HashSet<>(); |
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81 | |
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82 | for (IUserSession session : taskModel.getUserSessions()) { |
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83 | for (ITaskInstance rootInstance : session) { |
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84 | rootInstance.accept(new DefaultTaskInstanceTraversingVisitor() { |
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85 | @Override |
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86 | public void visit(IEventTaskInstance eventTaskInstance) { |
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87 | instancesInSessions.add(eventTaskInstance); |
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88 | } |
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89 | }); |
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90 | } |
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91 | } |
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92 | |
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93 | if (instancesInModel.size() != instancesInSessions.size()) { |
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94 | throw new RuntimeException("instances not equal"); |
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95 | } |
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96 | else { |
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97 | for (IEventTaskInstance instance : instancesInModel) { |
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98 | if (!instancesInSessions.contains(instance)) { |
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99 | throw new RuntimeException("instance of model not contained in sessions"); |
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100 | } |
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101 | } |
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102 | |
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103 | for (IEventTaskInstance instance : instancesInSessions) { |
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104 | if (!instancesInModel.contains(instance)) { |
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105 | throw new RuntimeException("instance of sessions not contained in model"); |
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106 | } |
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107 | } |
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108 | } |
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109 | } |
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110 | |
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111 | /** |
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112 | * <p> |
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113 | * TODO: comment |
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114 | * </p> |
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115 | * |
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116 | * @param taskModel |
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117 | */ |
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118 | private void checkTraversal(ITaskModel taskModel) { |
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119 | for (ITask task : taskModel.getTasks()) { |
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120 | final List<ITask> traversal1 = new ArrayList<>(); |
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121 | |
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122 | task.accept(new DefaultTaskTraversingVisitor() { |
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123 | @Override |
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124 | public void visit(IEventTask eventTask) { |
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125 | traversal1.add(eventTask); |
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126 | super.visit(eventTask); |
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127 | } |
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128 | |
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129 | @Override |
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130 | public void visit(IStructuringTemporalRelationship relationship) { |
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131 | traversal1.add(relationship); |
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132 | super.visit(relationship); |
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133 | } |
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134 | |
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135 | }); |
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136 | |
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137 | final List<ITask> traversal2 = new ArrayList<>(); |
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138 | |
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139 | task.accept(new DefaultTaskTraversingVisitor() { |
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140 | @Override |
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141 | public void visit(IEventTask eventTask) { |
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142 | traversal2.add(eventTask); |
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143 | super.visit(eventTask); |
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144 | } |
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145 | |
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146 | @Override |
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147 | public void visit(ISelection selection) { |
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148 | traversal2.add(selection); |
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149 | super.visit(selection); |
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150 | } |
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151 | |
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152 | @Override |
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153 | public void visit(ISequence sequence) { |
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154 | traversal2.add(sequence); |
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155 | super.visit(sequence); |
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156 | } |
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157 | }); |
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158 | |
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159 | if (traversal1.size() != traversal2.size()) { |
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160 | throw new RuntimeException("traversals not equal"); |
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161 | } |
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162 | else { |
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163 | for (int i = 0; i < traversal1.size(); i++) { |
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164 | if (!traversal1.get(i).equals(traversal2.get(i))) { |
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165 | throw new RuntimeException("traversals not equal at position " + i); |
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166 | } |
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167 | } |
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168 | } |
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169 | } |
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170 | } |
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171 | |
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172 | /** |
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173 | * <p> |
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174 | * TODO: comment |
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175 | * </p> |
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176 | * |
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177 | * @param taskModel |
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178 | */ |
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179 | private void checkTimestamps(ITaskModel taskModel) { |
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180 | for (IUserSession session : taskModel.getUserSessions()) { |
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181 | ITaskInstanceVisitor visitor = new DefaultTaskInstanceTraversingVisitor() { |
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182 | Event lastEvent = null; |
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183 | |
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184 | @Override |
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185 | public void visit(IEventTaskInstance eventTaskInstance) { |
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186 | if (lastEvent != null) { |
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187 | if (eventTaskInstance.getEvent().getTimestamp() < lastEvent.getTimestamp()) { |
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188 | System.out.println("timestamp problem encountered:"); |
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189 | System.out.println(" " + lastEvent.getTimestamp() + " " + lastEvent); |
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190 | System.out.println(" " + eventTaskInstance.getEvent().getTimestamp() + " " + eventTaskInstance.getEvent()); |
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191 | } |
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192 | } |
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193 | |
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194 | lastEvent = eventTaskInstance.getEvent(); |
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195 | } |
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196 | |
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197 | }; |
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198 | |
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199 | for (ITaskInstance instance : session) { |
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200 | visitor.visit(instance); |
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201 | } |
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202 | } |
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203 | |
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204 | } |
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205 | |
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206 | /** |
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207 | * <p> |
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208 | * TODO: comment |
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209 | * </p> |
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210 | * |
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211 | * @param taskModel |
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212 | */ |
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213 | private void checkTaskInfos(ITaskModel taskModel) { |
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214 | for (ITask task : taskModel.getTasks()) { |
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215 | ITaskInfo taskInfo = taskModel.getTaskInfo(task); |
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216 | if (taskInfo == null) { |
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217 | System.out.println("task " + task + " has no associated task infos"); |
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218 | } |
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219 | } |
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220 | } |
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221 | } |
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