1 | package de.ugoe.cs.quest.tasktrees.treeimpl; |
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2 | |
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3 | import static org.junit.Assert.assertEquals; |
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4 | import static org.junit.Assert.assertNotNull; |
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5 | import static org.junit.Assert.assertNull; |
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6 | |
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7 | import java.util.HashMap; |
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8 | import java.util.Map; |
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9 | |
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10 | import org.junit.Test; |
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11 | |
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12 | import de.ugoe.cs.quest.tasktrees.testutils.DummyGUIElement; |
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13 | import de.ugoe.cs.quest.tasktrees.testutils.DummyInteraction; |
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14 | import de.ugoe.cs.quest.tasktrees.treeifc.IEventTask; |
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15 | import de.ugoe.cs.quest.tasktrees.treeifc.IIteration; |
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16 | import de.ugoe.cs.quest.tasktrees.treeifc.ITaskTreeNodeInfo; |
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17 | import de.ugoe.cs.quest.tasktrees.treeifc.ISelection; |
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18 | import de.ugoe.cs.quest.tasktrees.treeifc.ISequence; |
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19 | import de.ugoe.cs.quest.tasktrees.treeifc.ITaskTree; |
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20 | import de.ugoe.cs.quest.tasktrees.treeifc.ITaskTreeBuilder; |
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21 | import de.ugoe.cs.quest.tasktrees.treeifc.ITaskTreeNode; |
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22 | import de.ugoe.cs.quest.tasktrees.treeifc.ITaskTreeNodeFactory; |
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23 | |
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24 | /** |
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25 | * TODO comment |
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26 | * |
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27 | * @version $Revision: $ $Date: 02.04.2012$ |
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28 | * @author 2012, last modified by $Author: patrick$ |
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29 | */ |
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30 | public class TaskTreeImplTest { |
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31 | |
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32 | /** */ |
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33 | private static final int MAX_TREE_DEPTH = 15; |
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34 | |
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35 | /** */ |
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36 | private ITaskTreeBuilder taskTreeBuilder = new TaskTreeBuilder(); |
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37 | |
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38 | /** */ |
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39 | private ITaskTreeNodeFactory taskTreeNodeFactory = new TaskTreeNodeFactory(); |
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40 | |
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41 | /** |
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42 | * @throws Exception |
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43 | * |
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44 | */ |
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45 | @Test |
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46 | public void testRandomTrees() throws Exception { |
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47 | int noOfTrees = 10; |
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48 | int noOfMaxChildren = 8; |
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49 | int maxDepth = MAX_TREE_DEPTH; |
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50 | |
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51 | for (int i = 0; i < noOfTrees; i++) { |
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52 | System.err.println("iteration " + (i + 1) + ":"); |
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53 | System.err.println(" creating tree"); |
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54 | Map<ITaskTreeNode, ITaskTreeNodeInfo> treeInfos = |
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55 | new HashMap<ITaskTreeNode, ITaskTreeNodeInfo>(); |
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56 | ITaskTreeNode rootNode = createTree(noOfMaxChildren, maxDepth, treeInfos); |
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57 | System.err.println(" creating task tree"); |
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58 | ITaskTree taskTree = taskTreeNodeFactory.createTaskTree(rootNode); |
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59 | |
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60 | System.err.println(" validating task tree"); |
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61 | assertEquals(rootNode, taskTree.getRoot()); |
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62 | assertMapsEqual(treeInfos, taskTree.getTaskMap()); |
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63 | } |
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64 | } |
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65 | |
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66 | /** |
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67 | * TODO: comment |
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68 | * |
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69 | * @param treeInfos |
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70 | * @param taskMap |
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71 | */ |
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72 | private void assertMapsEqual(Map<ITaskTreeNode, ITaskTreeNodeInfo> map1, |
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73 | Map<ITaskTreeNode, ITaskTreeNodeInfo> map2) |
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74 | { |
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75 | try { |
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76 | if (map1 == null) { |
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77 | assertNull(map2); |
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78 | return; |
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79 | } |
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80 | |
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81 | assertEquals(map1.size(), map2.size()); |
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82 | |
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83 | for (Map.Entry<ITaskTreeNode, ITaskTreeNodeInfo> entry : map1.entrySet()) { |
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84 | ITaskTreeNodeInfo value2 = map2.get(entry.getKey()); |
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85 | assertNotNull(value2); |
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86 | assertEquals(entry.getValue().getTask(), value2.getTask()); |
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87 | assertEquals(entry.getValue().getNoOfOccurencesInTree(), |
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88 | value2.getNoOfOccurencesInTree()); |
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89 | } |
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90 | } |
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91 | catch (AssertionError e) { |
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92 | dumpMap(map1); |
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93 | dumpMap(map2); |
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94 | throw e; |
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95 | } |
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96 | } |
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97 | |
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98 | /** |
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99 | * TODO: comment |
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100 | * |
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101 | * @param map2 |
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102 | */ |
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103 | private void dumpMap(Map<ITaskTreeNode, ITaskTreeNodeInfo> map) { |
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104 | System.err.println(); |
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105 | |
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106 | if (map == null) { |
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107 | System.err.println("map is null"); |
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108 | } |
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109 | else { |
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110 | System.err.println("map:"); |
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111 | for (Map.Entry<ITaskTreeNode, ITaskTreeNodeInfo> entry : map.entrySet()) { |
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112 | System.err.print(" "); |
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113 | System.err.print(entry.getKey()); |
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114 | for (int i = entry.getKey().toString().length(); i < 49; i++) { |
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115 | System.err.print(" "); |
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116 | } |
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117 | System.err.print(" : "); |
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118 | System.err.println(entry.getValue()); |
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119 | } |
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120 | } |
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121 | |
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122 | System.err.println(); |
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123 | } |
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124 | |
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125 | /** |
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126 | * TODO: comment |
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127 | * |
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128 | * @param noOfMaxChildren |
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129 | * @param maxDepth |
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130 | * @param treeInfos |
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131 | * @return |
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132 | */ |
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133 | private ITaskTreeNode createTree(int maxNoOfChildren, |
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134 | int maxDepth, |
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135 | Map<ITaskTreeNode, ITaskTreeNodeInfo> treeInfos) |
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136 | throws Exception |
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137 | { |
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138 | /* |
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139 | * for (int i = 0; i < (MAX_TREE_DEPTH + 1 - maxDepth); i++) { System.err.print(" "); } |
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140 | */ |
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141 | |
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142 | ITaskTreeNode tree; |
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143 | |
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144 | // integrating the maximum depth here assures, that either something between 0 and 8 will |
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145 | // be the type, or if the max depth decreases near 0 only event tasks will be created |
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146 | // to finish the tree creation |
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147 | int type = (int) (Math.random() * (Math.min(8, maxDepth))); |
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148 | |
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149 | switch (type) |
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150 | { |
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151 | case 0: { |
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152 | // System.err.print("creating new event task "); |
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153 | tree = createNewEventTask(treeInfos); |
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154 | break; |
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155 | } |
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156 | case 1: { |
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157 | // System.err.print("reusing event task "); |
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158 | tree = reuseEventTask(treeInfos); |
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159 | break; |
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160 | } |
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161 | case 2: { |
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162 | // System.err.println("creating new sequence {"); |
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163 | tree = createNewSequence(maxNoOfChildren, maxDepth, treeInfos); |
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164 | break; |
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165 | } |
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166 | case 3: { |
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167 | // System.err.println("reusing sequence {"); |
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168 | tree = reuseSequence(maxNoOfChildren, maxDepth, treeInfos); |
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169 | break; |
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170 | } |
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171 | case 4: { |
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172 | // System.err.println("creating new selection {"); |
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173 | tree = createNewSelection(maxNoOfChildren, maxDepth, treeInfos); |
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174 | break; |
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175 | } |
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176 | case 5: { |
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177 | // System.err.println("reusing selection {"); |
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178 | tree = reuseSelection(maxNoOfChildren, maxDepth, treeInfos); |
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179 | break; |
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180 | } |
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181 | case 6: { |
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182 | // System.err.println("creating new iteration {"); |
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183 | tree = createNewIteration(maxNoOfChildren, maxDepth, treeInfos); |
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184 | break; |
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185 | } |
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186 | case 7: { |
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187 | // System.err.println("reusing iteration {"); |
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188 | tree = reuseIteration(maxNoOfChildren, maxDepth, treeInfos); |
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189 | break; |
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190 | } |
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191 | default: { |
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192 | // System.err.print("creating new event task per default "); |
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193 | tree = createNewEventTask(treeInfos); |
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194 | } |
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195 | } |
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196 | |
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197 | /* |
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198 | * if (!(tree instanceof InteractionTask)) { for (int i = 0; i < (MAX_TREE_DEPTH + 1 - |
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199 | * maxDepth); i++) { System.err.print(" "); } |
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200 | * |
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201 | * System.err.print("} "); } |
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202 | * |
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203 | * System.err.println(tree); |
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204 | */ |
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205 | |
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206 | return tree; |
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207 | } |
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208 | |
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209 | /** |
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210 | * TODO: comment |
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211 | * |
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212 | * @param treeInfos |
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213 | * @return |
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214 | */ |
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215 | private IEventTask createNewEventTask(Map<ITaskTreeNode, ITaskTreeNodeInfo> treeInfos) |
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216 | throws Exception |
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217 | { |
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218 | Thread.sleep(2); |
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219 | long id = System.currentTimeMillis(); |
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220 | IEventTask task = |
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221 | taskTreeNodeFactory.createNewEventTask(new DummyInteraction("interaction" + id, 1), |
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222 | new DummyGUIElement("elem" + id)); |
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223 | |
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224 | treeInfos.put(task, new NodeInfo(task)); |
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225 | |
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226 | return task; |
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227 | } |
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228 | |
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229 | /** |
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230 | * TODO: comment |
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231 | * |
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232 | * @param treeInfos |
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233 | * @return |
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234 | */ |
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235 | private IEventTask reuseEventTask(Map<ITaskTreeNode, ITaskTreeNodeInfo> treeInfos) |
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236 | throws Exception |
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237 | { |
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238 | int noOfEventTasks = 0; |
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239 | |
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240 | for (Map.Entry<ITaskTreeNode, ITaskTreeNodeInfo> entry : treeInfos.entrySet()) { |
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241 | if (entry.getKey() instanceof IEventTask) { |
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242 | noOfEventTasks++; |
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243 | } |
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244 | } |
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245 | |
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246 | if (noOfEventTasks > 0) { |
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247 | noOfEventTasks = (int) (Math.random() * noOfEventTasks); |
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248 | |
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249 | for (Map.Entry<ITaskTreeNode, ITaskTreeNodeInfo> entry : treeInfos.entrySet()) { |
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250 | if (entry.getKey() instanceof IEventTask) { |
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251 | if (--noOfEventTasks <= 0) { |
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252 | return (IEventTask) entry.getKey(); |
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253 | } |
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254 | } |
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255 | } |
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256 | } |
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257 | else { |
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258 | return createNewEventTask(treeInfos); |
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259 | } |
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260 | |
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261 | throw new RuntimeException("this is an implementation error"); |
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262 | } |
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263 | |
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264 | /** |
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265 | * TODO: comment |
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266 | * |
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267 | * @param treeInfos |
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268 | * @return |
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269 | */ |
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270 | private ISequence createNewSequence(int maxNoOfChildren, |
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271 | int maxDepth, |
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272 | Map<ITaskTreeNode, ITaskTreeNodeInfo> treeInfos) |
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273 | throws Exception |
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274 | { |
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275 | ISequence sequence = taskTreeNodeFactory.createNewSequence(); |
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276 | |
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277 | int noOfChildren = (int) (Math.random() * maxNoOfChildren); |
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278 | |
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279 | for (int i = 0; i < noOfChildren; i++) { |
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280 | ITaskTreeNode child = createTree(maxNoOfChildren, maxDepth - 1, treeInfos); |
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281 | |
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282 | // through first removing an existing parent it is assured, that a parent is recorded |
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283 | // only once. This is needed, because parent may be reused in a tree as well, but we |
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284 | // always |
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285 | // iterate the whole tree |
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286 | ((NodeInfo) treeInfos.get(child)).removeParent(sequence); |
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287 | ((NodeInfo) treeInfos.get(child)).addParent(sequence); |
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288 | taskTreeBuilder.addChild(sequence, child); |
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289 | } |
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290 | |
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291 | treeInfos.put(sequence, new NodeInfo(sequence)); |
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292 | return sequence; |
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293 | } |
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294 | |
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295 | /** |
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296 | * TODO: comment |
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297 | * |
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298 | * @param treeInfos |
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299 | * @return |
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300 | */ |
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301 | private ISequence reuseSequence(int maxNoOfChildren, |
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302 | int maxDepth, |
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303 | Map<ITaskTreeNode, ITaskTreeNodeInfo> treeInfos) |
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304 | throws Exception |
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305 | { |
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306 | int noOfSequences = 0; |
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307 | |
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308 | for (Map.Entry<ITaskTreeNode, ITaskTreeNodeInfo> entry : treeInfos.entrySet()) { |
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309 | if (entry.getKey() instanceof ISequence) { |
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310 | noOfSequences++; |
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311 | } |
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312 | } |
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313 | |
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314 | if (noOfSequences > 0) { |
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315 | noOfSequences = (int) (Math.random() * noOfSequences); |
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316 | |
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317 | for (Map.Entry<ITaskTreeNode, ITaskTreeNodeInfo> entry : treeInfos.entrySet()) { |
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318 | if (entry.getKey() instanceof ISequence) { |
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319 | if (--noOfSequences <= 0) { |
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320 | return (ISequence) entry.getKey(); |
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321 | } |
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322 | } |
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323 | } |
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324 | } |
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325 | else { |
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326 | return createNewSequence(maxNoOfChildren, maxDepth, treeInfos); |
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327 | } |
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328 | |
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329 | throw new RuntimeException("this is an implementation error"); |
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330 | } |
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331 | |
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332 | /** |
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333 | * TODO: comment |
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334 | * |
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335 | * @param treeInfos |
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336 | * @return |
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337 | */ |
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338 | private ISelection createNewSelection(int maxNoOfChildren, |
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339 | int maxDepth, |
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340 | Map<ITaskTreeNode, ITaskTreeNodeInfo> treeInfos) |
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341 | throws Exception |
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342 | { |
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343 | ISelection selection = taskTreeNodeFactory.createNewSelection(); |
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344 | |
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345 | int noOfChildren = (int) (Math.random() * maxNoOfChildren); |
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346 | |
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347 | for (int i = 0; i < noOfChildren; i++) { |
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348 | ITaskTreeNode child = createTree(maxNoOfChildren, maxDepth - 1, treeInfos); |
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349 | |
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350 | // through first removing an existing parent it is assured, that a parent is recorded |
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351 | // only once. This is needed, because parent may be reused in a tree as well, but we |
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352 | // always |
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353 | // iterate the whole tree |
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354 | ((NodeInfo) treeInfos.get(child)).removeParent(selection); |
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355 | ((NodeInfo) treeInfos.get(child)).addParent(selection); |
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356 | taskTreeBuilder.addChild(selection, child); |
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357 | } |
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358 | |
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359 | treeInfos.put(selection, new NodeInfo(selection)); |
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360 | return selection; |
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361 | } |
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362 | |
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363 | /** |
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364 | * TODO: comment |
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365 | * |
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366 | * @param treeInfos |
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367 | * @return |
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368 | */ |
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369 | private ISelection reuseSelection(int maxNoOfChildren, |
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370 | int maxDepth, |
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371 | Map<ITaskTreeNode, ITaskTreeNodeInfo> treeInfos) |
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372 | throws Exception |
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373 | { |
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374 | int noOfSelections = 0; |
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375 | |
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376 | for (Map.Entry<ITaskTreeNode, ITaskTreeNodeInfo> entry : treeInfos.entrySet()) { |
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377 | if (entry.getKey() instanceof ISelection) { |
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378 | noOfSelections++; |
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379 | } |
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380 | } |
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381 | |
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382 | if (noOfSelections > 0) { |
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383 | noOfSelections = (int) (Math.random() * noOfSelections); |
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384 | |
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385 | for (Map.Entry<ITaskTreeNode, ITaskTreeNodeInfo> entry : treeInfos.entrySet()) { |
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386 | if (entry.getKey() instanceof ISelection) { |
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387 | if (--noOfSelections <= 0) { |
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388 | return (ISelection) entry.getKey(); |
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389 | } |
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390 | } |
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391 | } |
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392 | } |
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393 | else { |
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394 | return createNewSelection(maxNoOfChildren, maxDepth, treeInfos); |
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395 | } |
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396 | |
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397 | throw new RuntimeException("this is an implementation error"); |
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398 | } |
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399 | |
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400 | /** |
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401 | * TODO: comment |
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402 | * |
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403 | * @param treeInfos |
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404 | * @return |
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405 | */ |
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406 | private IIteration createNewIteration(int maxNoOfChildren, |
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407 | int maxDepth, |
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408 | Map<ITaskTreeNode, ITaskTreeNodeInfo> treeInfos) |
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409 | throws Exception |
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410 | { |
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411 | IIteration iteration = taskTreeNodeFactory.createNewIteration(); |
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412 | |
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413 | ITaskTreeNode child = createTree(maxNoOfChildren, maxDepth - 1, treeInfos); |
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414 | |
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415 | // through first removing an existing parent it is assured, that a parent is recorded |
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416 | // only once. This is needed, because parent may be reused in a tree as well, but we always |
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417 | // iterate the whole tree |
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418 | ((NodeInfo) treeInfos.get(child)).removeParent(iteration); |
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419 | ((NodeInfo) treeInfos.get(child)).addParent(iteration); |
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420 | taskTreeBuilder.setChild(iteration, child); |
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421 | |
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422 | treeInfos.put(iteration, new NodeInfo(iteration)); |
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423 | return iteration; |
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424 | } |
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425 | |
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426 | /** |
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427 | * TODO: comment |
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428 | * |
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429 | * @param treeInfos |
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430 | * @return |
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431 | */ |
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432 | private IIteration reuseIteration(int maxNoOfChildren, |
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433 | int maxDepth, |
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434 | Map<ITaskTreeNode, ITaskTreeNodeInfo> treeInfos) |
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435 | throws Exception |
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436 | { |
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437 | int noOfIterations = 0; |
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438 | |
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439 | for (Map.Entry<ITaskTreeNode, ITaskTreeNodeInfo> entry : treeInfos.entrySet()) { |
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440 | if (entry.getKey() instanceof IIteration) { |
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441 | noOfIterations++; |
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442 | } |
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443 | } |
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444 | |
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445 | if (noOfIterations > 0) { |
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446 | noOfIterations = (int) (Math.random() * noOfIterations); |
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447 | |
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448 | for (Map.Entry<ITaskTreeNode, ITaskTreeNodeInfo> entry : treeInfos.entrySet()) { |
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449 | if (entry.getKey() instanceof IIteration) { |
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450 | if (--noOfIterations <= 0) { |
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451 | return (IIteration) entry.getKey(); |
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452 | } |
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453 | } |
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454 | } |
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455 | } |
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456 | else { |
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457 | return createNewIteration(maxNoOfChildren, maxDepth, treeInfos); |
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458 | } |
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459 | |
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460 | throw new RuntimeException("this is an implementation error"); |
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461 | } |
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462 | |
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463 | } |
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