[1113] | 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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[922] | 15 | package de.ugoe.cs.autoquest.tasktrees.temporalrelation; |
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[439] | 16 | |
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[1127] | 17 | import java.util.List; |
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| 18 | |
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[922] | 19 | import de.ugoe.cs.autoquest.eventcore.gui.ValueSelection; |
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| 20 | import de.ugoe.cs.autoquest.eventcore.guimodel.ITrackBar; |
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| 21 | import de.ugoe.cs.autoquest.tasktrees.nodeequality.NodeEqualityRuleManager; |
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| 22 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IEventTask; |
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| 23 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IIteration; |
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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.ISequence; |
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| 26 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskTreeBuilder; |
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| 27 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskTreeNode; |
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| 28 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskTreeNodeFactory; |
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[439] | 29 | |
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| 30 | /** |
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| 31 | * TODO comment |
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| 32 | * |
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| 33 | * @version $Revision: $ $Date: 28.04.2012$ |
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| 34 | * @author 2012, last modified by $Author: patrick$ |
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| 35 | */ |
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[1107] | 36 | class TrackBarSelectionDetectionRule implements TemporalRelationshipRule { |
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| 37 | /** |
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| 38 | * <p> |
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| 39 | * the task tree node factory to be used for creating substructures for the temporal |
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| 40 | * relationships identified during rule |
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| 41 | * </p> |
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| 42 | */ |
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| 43 | private ITaskTreeNodeFactory taskTreeNodeFactory; |
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| 44 | /** |
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| 45 | * <p> |
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| 46 | * the task tree builder to be used for creating substructures for the temporal relationships |
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| 47 | * identified during rule application |
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| 48 | * </p> |
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| 49 | */ |
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| 50 | private ITaskTreeBuilder taskTreeBuilder; |
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[439] | 51 | |
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[1107] | 52 | /** |
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| 53 | * <p> |
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| 54 | * the node equality manager needed for comparing task tree nodes with each other |
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| 55 | * </p> |
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| 56 | */ |
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[557] | 57 | private NodeEqualityRuleManager nodeEqualityRuleManager; |
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[439] | 58 | |
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[557] | 59 | /** |
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[1107] | 60 | * <p> |
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| 61 | * instantiates the rule and initializes it with a node equality rule manager and the minimal |
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| 62 | * node equality identified sublist must have to consider them as iterated. |
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| 63 | * </p> |
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[557] | 64 | */ |
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[1107] | 65 | TrackBarSelectionDetectionRule(NodeEqualityRuleManager nodeEqualityRuleManager, |
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| 66 | ITaskTreeNodeFactory taskTreeNodeFactory, |
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| 67 | ITaskTreeBuilder taskTreeBuilder) |
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| 68 | { |
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[557] | 69 | this.nodeEqualityRuleManager = nodeEqualityRuleManager; |
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[1107] | 70 | this.taskTreeNodeFactory = taskTreeNodeFactory; |
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| 71 | this.taskTreeBuilder = taskTreeBuilder; |
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[557] | 72 | } |
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[439] | 73 | |
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[1117] | 74 | /* (non-Javadoc) |
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| 75 | * @see java.lang.Object#toString() |
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| 76 | */ |
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| 77 | @Override |
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| 78 | public String toString() { |
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| 79 | return "TrackBarSelectionDetectionRule"; |
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| 80 | } |
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| 81 | |
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[557] | 82 | /* |
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| 83 | * (non-Javadoc) |
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| 84 | * |
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[1107] | 85 | * @see de.ugoe.cs.tasktree.temporalrelation.TemporalRelationshipRule#apply(TaskTreeNode, |
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| 86 | * boolean) |
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[557] | 87 | */ |
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| 88 | @Override |
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[1107] | 89 | public RuleApplicationResult apply(ITaskTreeNode parent, boolean finalize) { |
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[557] | 90 | if (!(parent instanceof ISequence)) { |
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| 91 | return null; |
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[439] | 92 | } |
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[557] | 93 | |
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| 94 | RuleApplicationResult result = new RuleApplicationResult(); |
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| 95 | |
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| 96 | int valueSelectionStartIndex = -1; |
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[971] | 97 | ITrackBar currentTrackBar = null; |
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[557] | 98 | |
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| 99 | int index = 0; |
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[1127] | 100 | List<ITaskTreeNode> children = parent.getChildren(); |
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| 101 | |
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| 102 | while (index < children.size()) { |
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| 103 | ITaskTreeNode child = children.get(index); |
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[557] | 104 | |
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| 105 | if ((child instanceof IEventTask) && |
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| 106 | (((IEventTask) child).getEventTarget() instanceof ITrackBar) && |
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[971] | 107 | (((IEventTask) child).getEventType() instanceof ValueSelection) && |
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| 108 | ((currentTrackBar == null) || |
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| 109 | (currentTrackBar.equals((((IEventTask) child).getEventTarget()))))) |
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[557] | 110 | { |
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| 111 | if (valueSelectionStartIndex < 0) { |
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| 112 | // let the show begin |
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| 113 | valueSelectionStartIndex = index; |
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[971] | 114 | currentTrackBar = (ITrackBar) ((IEventTask) child).getEventTarget(); |
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[557] | 115 | } |
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| 116 | } |
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| 117 | else if (valueSelectionStartIndex >= 0) { |
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| 118 | // current child is no more value selection. But the preceding tasks were. |
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| 119 | // Therefore, |
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| 120 | // create an iteration with the different selectable values as selection children |
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[1107] | 121 | handleValueSelections |
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| 122 | (parent, currentTrackBar, valueSelectionStartIndex, index - 1, result); |
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[557] | 123 | |
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| 124 | return result; |
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| 125 | } |
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| 126 | |
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| 127 | index++; |
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| 128 | } |
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| 129 | |
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| 130 | if (valueSelectionStartIndex >= 0) { |
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| 131 | if (finalize) { |
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[986] | 132 | handleValueSelections(parent, currentTrackBar, valueSelectionStartIndex, |
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[1127] | 133 | children.size() - 1, result); |
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[557] | 134 | } |
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| 135 | else { |
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[1127] | 136 | result.setRuleApplicationStatus(RuleApplicationStatus.FEASIBLE); |
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[557] | 137 | } |
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| 138 | } |
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| 139 | |
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[439] | 140 | return result; |
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| 141 | } |
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[557] | 142 | |
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| 143 | /** |
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[1099] | 144 | * |
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[557] | 145 | */ |
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[986] | 146 | private void handleValueSelections(ITaskTreeNode parent, |
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| 147 | ITrackBar trackbar, |
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| 148 | int startIndex, |
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[557] | 149 | int endIndex, |
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| 150 | RuleApplicationResult result) |
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[439] | 151 | { |
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[1107] | 152 | IIteration iteration = taskTreeNodeFactory.createNewIteration(); |
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| 153 | taskTreeBuilder.setDescription |
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| 154 | (iteration, "value selection on " + trackbar.getStringIdentifier()); |
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[557] | 155 | result.addNewlyCreatedParentNode(iteration); |
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| 156 | |
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[1107] | 157 | ISelection selection = taskTreeNodeFactory.createNewSelection(); |
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[557] | 158 | result.addNewlyCreatedParentNode(selection); |
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[1107] | 159 | taskTreeBuilder.setChild(iteration, selection); |
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[557] | 160 | |
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[1127] | 161 | List<ITaskTreeNode> children = parent.getChildren(); |
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| 162 | |
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[557] | 163 | for (int i = endIndex - startIndex; i >= 0; i--) { |
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[1127] | 164 | addChildIfNecessary(selection, children.get(startIndex), result); |
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[1107] | 165 | taskTreeBuilder.removeChild((ISequence) parent, startIndex); |
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[557] | 166 | } |
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| 167 | |
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[1107] | 168 | taskTreeBuilder.addChild((ISequence) parent, startIndex, iteration); |
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[557] | 169 | |
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[1127] | 170 | result.setRuleApplicationStatus(RuleApplicationStatus.FINISHED); |
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[439] | 171 | } |
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| 172 | |
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[557] | 173 | /** |
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[808] | 174 | * |
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| 175 | */ |
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[557] | 176 | private void addChildIfNecessary(ISelection parentSelection, |
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| 177 | ITaskTreeNode node, |
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[439] | 178 | RuleApplicationResult result) |
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| 179 | { |
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[1127] | 180 | List<ITaskTreeNode> children = parentSelection.getChildren(); |
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| 181 | |
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| 182 | for (int i = 0; i < children.size(); i++) { |
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| 183 | ITaskTreeNode child = children.get(i); |
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[439] | 184 | |
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[808] | 185 | // check, if the new node is a variant for the current event task |
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[1127] | 186 | if (nodeEqualityRuleManager.areSyntacticallyEqual(child, node)) { |
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[808] | 187 | return; |
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[557] | 188 | } |
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[439] | 189 | } |
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| 190 | |
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[557] | 191 | // if we did not return in the previous checks, then the node must be added |
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[1107] | 192 | taskTreeBuilder.addChild(parentSelection, node); |
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[439] | 193 | } |
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| 194 | |
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| 195 | } |
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