[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.manager; |
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[439] | 16 | |
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[922] | 17 | import de.ugoe.cs.autoquest.tasktrees.temporalrelation.TemporalRelationshipRuleManager; |
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[1146] | 18 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskBuilder; |
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| 19 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITaskFactory; |
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| 20 | import de.ugoe.cs.autoquest.tasktrees.treeimpl.TaskBuilder; |
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| 21 | import de.ugoe.cs.autoquest.tasktrees.treeimpl.TaskFactory; |
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[439] | 22 | |
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| 23 | /** |
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[1154] | 24 | * <p> |
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| 25 | * The component manager is the central reference for the distinct submodules required for |
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| 26 | * task tree generation. Such include the temporal relationship rule manager, the task equality |
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| 27 | * rule manager, the default task builder, as well as the default task factory. |
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| 28 | * </p> |
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[439] | 29 | * |
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[1154] | 30 | * @version 1.0 |
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| 31 | * @author pharms |
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[439] | 32 | */ |
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[557] | 33 | public class ComponentManager { |
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| 34 | |
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[1154] | 35 | /** |
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| 36 | * <p> |
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| 37 | * singleton instance of this class |
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| 38 | * </p> |
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| 39 | */ |
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[557] | 40 | private static ComponentManager instance; |
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[439] | 41 | |
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[1154] | 42 | /** |
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| 43 | * <p> |
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| 44 | * the default temporal relationship rule manager |
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| 45 | * </p> |
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| 46 | */ |
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[557] | 47 | private TemporalRelationshipRuleManager temporalRelationshipRuleManager; |
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[439] | 48 | |
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[1154] | 49 | /** |
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| 50 | * <p> |
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| 51 | * the default task builder |
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| 52 | * </p> |
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| 53 | */ |
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[1146] | 54 | private ITaskBuilder taskBuilder; |
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[439] | 55 | |
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[1154] | 56 | /** |
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| 57 | * <p> |
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| 58 | * the default task factory |
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| 59 | * </p> |
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| 60 | */ |
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[1146] | 61 | private ITaskFactory taskFactory; |
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[439] | 62 | |
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[557] | 63 | /** |
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[1154] | 64 | * <p> |
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| 65 | * returns the default temporal relationship rule manager |
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| 66 | * </p> |
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| 67 | * |
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| 68 | * @return as described |
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[557] | 69 | */ |
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| 70 | public static TemporalRelationshipRuleManager getTemporalRelationshipRuleManager() { |
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| 71 | return getInstance().temporalRelationshipRuleManager; |
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| 72 | } |
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[439] | 73 | |
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[557] | 74 | /** |
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[1154] | 75 | * <p> |
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| 76 | * returns the default task builder |
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| 77 | * </p> |
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| 78 | * |
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| 79 | * @return as described |
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[557] | 80 | */ |
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[1146] | 81 | public static ITaskBuilder getDefaultTaskBuilder() { |
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| 82 | return getInstance().taskBuilder; |
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[557] | 83 | } |
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[439] | 84 | |
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[557] | 85 | /** |
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[1154] | 86 | * <p> |
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| 87 | * returns the default task factory |
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| 88 | * </p> |
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| 89 | * |
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| 90 | * @return as described |
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[557] | 91 | */ |
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[1146] | 92 | public static ITaskFactory getDefaultTaskFactory() { |
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| 93 | return getInstance().taskFactory; |
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[557] | 94 | } |
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[439] | 95 | |
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[557] | 96 | /** |
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[1154] | 97 | * <p> |
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| 98 | * clears the singleton instance. Needed for test purposes to ensure statelessness between |
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| 99 | * tests. |
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| 100 | * </p> |
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[557] | 101 | */ |
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| 102 | public static synchronized void clearInstance() { |
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| 103 | instance = null; |
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[439] | 104 | } |
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| 105 | |
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[557] | 106 | /** |
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[1154] | 107 | * <p> |
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| 108 | * returns the singleton instance of this class |
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| 109 | * </p> |
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| 110 | * |
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| 111 | * @return as described |
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[557] | 112 | */ |
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| 113 | private static synchronized ComponentManager getInstance() { |
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| 114 | if (instance == null) { |
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| 115 | instance = new ComponentManager(); |
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| 116 | instance.init(); |
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| 117 | } |
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| 118 | return instance; |
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| 119 | } |
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[439] | 120 | |
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[557] | 121 | /** |
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[1154] | 122 | * <p> |
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| 123 | * initialized the component manager with all it default components which are the temporal |
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| 124 | * relationship rule manager, the task equality rule manager, the default task builder, as |
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| 125 | * well as the default task factory. |
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| 126 | * </p> |
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[557] | 127 | */ |
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| 128 | private void init() { |
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[1146] | 129 | taskBuilder = new TaskBuilder(); |
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| 130 | taskFactory = new TaskFactory(); |
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[1109] | 131 | |
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[1189] | 132 | temporalRelationshipRuleManager = |
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| 133 | new TemporalRelationshipRuleManager(taskFactory, taskBuilder); |
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[1109] | 134 | temporalRelationshipRuleManager.init(); |
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[557] | 135 | } |
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| 136 | |
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[439] | 137 | } |
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