[1409] | 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.treeifc; |
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| 16 | |
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| 17 | /** |
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| 18 | * <p> |
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| 19 | * Default implementation for a task visitor performing a traversal of the task |
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| 20 | * </p> |
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| 21 | * |
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| 22 | * @author Patrick Harms |
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| 23 | */ |
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| 24 | public class DefaultTaskTraversingVisitor implements ITaskVisitor { |
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| 25 | |
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[1733] | 26 | /* |
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| 27 | * (non-Javadoc) |
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| 28 | * |
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| 29 | * @see |
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| 30 | * de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskVisitor#visit(IEventTask) |
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| 31 | */ |
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| 32 | @Override |
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| 33 | public void visit(IEventTask eventTask) { |
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| 34 | // do nothing |
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| 35 | } |
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[1409] | 36 | |
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[1733] | 37 | /* |
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| 38 | * (non-Javadoc) |
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| 39 | * |
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| 40 | * @see |
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| 41 | * de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskVisitor#visit(IIteration) |
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| 42 | */ |
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| 43 | @Override |
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| 44 | public void visit(IIteration iteration) { |
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| 45 | visit((IMarkingTemporalRelationship) iteration); |
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| 46 | } |
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[1409] | 47 | |
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[1733] | 48 | /** |
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| 49 | * <p> |
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| 50 | * common implementation for traversing a marking temporal relationship |
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| 51 | * </p> |
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| 52 | * |
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| 53 | * @param relationship |
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| 54 | * the marking temporal relationship to be traversed |
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| 55 | */ |
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| 56 | public void visit(IMarkingTemporalRelationship relationship) { |
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| 57 | if (relationship.getMarkedTask() != null) { |
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| 58 | relationship.getMarkedTask().accept(this); |
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| 59 | } |
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| 60 | } |
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[1409] | 61 | |
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[1733] | 62 | /* |
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| 63 | * (non-Javadoc) |
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| 64 | * |
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| 65 | * @see de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskVisitor#visit(IOptional) |
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| 66 | */ |
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| 67 | @Override |
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| 68 | public void visit(IOptional optional) { |
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| 69 | visit((IMarkingTemporalRelationship) optional); |
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| 70 | } |
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[1409] | 71 | |
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[1733] | 72 | /* |
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| 73 | * (non-Javadoc) |
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| 74 | * |
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| 75 | * @see |
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| 76 | * de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskVisitor#visit(ISelection) |
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| 77 | */ |
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| 78 | @Override |
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| 79 | public void visit(ISelection selection) { |
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| 80 | visit((IStructuringTemporalRelationship) selection); |
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| 81 | } |
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[1409] | 82 | |
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[1733] | 83 | /* |
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| 84 | * (non-Javadoc) |
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| 85 | * |
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| 86 | * @see de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskVisitor#visit(ISequence) |
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| 87 | */ |
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| 88 | @Override |
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| 89 | public void visit(ISequence sequence) { |
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| 90 | visit((IStructuringTemporalRelationship) sequence); |
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| 91 | } |
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[1409] | 92 | |
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[1733] | 93 | /** |
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| 94 | * <p> |
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| 95 | * common implementation for traversing a structuring temporal relationship |
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| 96 | * </p> |
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| 97 | * |
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| 98 | * @param relationship |
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| 99 | * the structuring temporal relationship to be traversed |
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| 100 | */ |
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| 101 | public void visit(IStructuringTemporalRelationship relationship) { |
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| 102 | for (final ITask child : relationship.getChildren()) { |
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| 103 | child.accept(this); |
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| 104 | } |
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| 105 | } |
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[1409] | 106 | |
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[1733] | 107 | /* |
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| 108 | * (non-Javadoc) |
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| 109 | * |
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| 110 | * @see de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskVisitor#visit(ITask) |
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| 111 | */ |
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| 112 | @Override |
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| 113 | public void visit(ITask task) { |
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| 114 | if (task instanceof IEventTask) { |
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| 115 | visit((IEventTask) task); |
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| 116 | } else if (task instanceof IIteration) { |
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| 117 | visit((IIteration) task); |
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| 118 | } else if (task instanceof IOptional) { |
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| 119 | visit((IOptional) task); |
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| 120 | } else if (task instanceof ISelection) { |
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| 121 | visit((ISelection) task); |
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| 122 | } else if (task instanceof ISequence) { |
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| 123 | visit((ISequence) task); |
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| 124 | } |
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| 125 | } |
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[1409] | 126 | } |
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