1 | package de.ugoe.cs.autoquest.tasktrees.manager;
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2 |
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3 | import java.util.Collection;
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4 | import java.util.LinkedList;
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5 | import java.util.List;
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6 | import java.util.logging.Level;
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7 |
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8 | import de.ugoe.cs.autoquest.eventcore.Event;
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9 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IEventTask;
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10 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ISequence;
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11 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskTree;
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12 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskTreeBuilder;
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13 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskTreeNodeFactory;
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14 | import de.ugoe.cs.util.console.Console;
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15 |
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16 | /**
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17 | * TODO comment
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18 | *
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19 | * @version $Revision: $ $Date: $
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20 | * @author 2011, last modified by $Author: $
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21 | */
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22 | public class TaskTreeManager {
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23 |
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24 | /** */
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25 | private ITaskTreeBuilder taskTreeBuilder = ComponentManager.getDefaultTaskTreeBuilder();
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26 |
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27 | /** */
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28 | private ITaskTreeNodeFactory taskTreeNodeFactory =
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29 | ComponentManager.getDefaultTaskTreeNodeFactory();
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30 |
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31 | /** */
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32 | private List<List<IEventTask>> sessions = null;
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33 |
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34 | /** */
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35 | private List<IEventTask> currentSession = null;
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36 |
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37 | /**
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38 | *
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39 | */
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40 | public TaskTreeManager() {
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41 | sessions = new LinkedList<List<IEventTask>>();
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42 | }
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43 |
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44 | /**
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45 | *
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46 | */
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47 | public synchronized ITaskTree createTaskTree(Collection<List<Event>> newSessions) {
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48 | if ((currentSession != null) || (sessions.size() > 0)) {
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49 | throw new IllegalStateException("do not mix calls to this method with calls to the " +
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50 | "other methods for handling tasks. Use only one " +
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51 | "variant instead.");
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52 | }
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53 |
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54 | for (List<Event> newSession : newSessions) {
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55 | if (newSession.size() > 0) {
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56 | for (Event event : newSession) {
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57 | handleNewEvent(event);
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58 | }
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59 | finishSession();
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60 | }
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61 | }
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62 |
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63 | return getTaskTree();
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64 | }
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65 |
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66 | /**
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67 | *
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68 | */
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69 | public void handleNewEvent(Event event) {
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70 | assertSessionSequence();
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71 | currentSession.add
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72 | (taskTreeNodeFactory.createNewEventTask(event.getType(), event.getTarget()));
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73 | }
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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 | public void finishSession() {
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79 | if ((currentSession != null) && (currentSession.size() > 0)) {
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80 | sessions.add(currentSession);
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81 | currentSession = null;
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82 | }
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83 | }
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84 |
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85 | /**
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86 | *
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87 | */
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88 | public synchronized ITaskTree getTaskTree() {
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89 | finishSession();
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90 |
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91 | Console.traceln(Level.INFO, "applying temporal relationship generation rules");
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92 |
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93 | ISequence rootSequence = taskTreeNodeFactory.createNewSequence();
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94 | taskTreeBuilder.setDescription(rootSequence, "root");
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95 |
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96 | for (List<IEventTask> session : sessions) {
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97 | ISequence sequence = taskTreeNodeFactory.createNewSequence();
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98 | taskTreeBuilder.setDescription(sequence, "session");
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99 |
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100 | for (IEventTask eventTask : session) {
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101 | taskTreeBuilder.addChild(sequence, eventTask);
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102 | }
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103 |
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104 | taskTreeBuilder.addChild(rootSequence, sequence);
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105 | }
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106 |
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107 |
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108 | ComponentManager.getTemporalRelationshipRuleManager().applyRules(rootSequence);
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109 |
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110 | return taskTreeNodeFactory.createTaskTree(rootSequence);
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111 | }
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112 |
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113 | /**
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114 | *
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115 | */
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116 | private void assertSessionSequence() {
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117 | if (currentSession == null) {
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118 | currentSession = new LinkedList<IEventTask>();
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119 | }
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120 | }
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121 |
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122 | }
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