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.treeimpl; |
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16 | |
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17 | import de.ugoe.cs.autoquest.tasktrees.treeifc.IMarkingTemporalRelationship; |
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18 | import de.ugoe.cs.autoquest.tasktrees.treeifc.ITask; |
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19 | |
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20 | /** |
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21 | * <p> |
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22 | * this is the default implementation of the interface {@link IMarkingTemporalRelationship}. It |
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23 | * does not do anything fancy except implementing the interface. |
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24 | * </p> |
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25 | * |
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26 | * @author Patrick Harms |
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27 | */ |
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28 | abstract class MarkingTemporalRelationship extends Task |
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29 | implements IMarkingTemporalRelationship |
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30 | { |
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31 | |
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32 | /** |
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33 | * <p> |
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34 | * default serial version UID |
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35 | * </p> |
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36 | */ |
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37 | private static final long serialVersionUID = 1L; |
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38 | |
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39 | /** |
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40 | * <p> |
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41 | * the task marked through this marking temporal relationship |
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42 | * </p> |
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43 | */ |
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44 | private ITask markedTask; |
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45 | |
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46 | /** |
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47 | * <p> |
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48 | * initializes this temporal relationship with a human readable name |
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49 | * </p> |
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50 | * |
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51 | * @param relationshipType the human readable name of this temporal relationship |
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52 | */ |
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53 | MarkingTemporalRelationship(String relationshipType) { |
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54 | super(relationshipType); |
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55 | |
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56 | if ((relationshipType == null) || ("".equals(relationshipType))) { |
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57 | throw new IllegalArgumentException |
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58 | ("the relationship type must be something meaningful"); |
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59 | } |
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60 | } |
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61 | |
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62 | /* (non-Javadoc) |
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63 | * @see de.ugoe.cs.autoquest.tasktrees.treeifc.IMarkingTemporalRelationship#getMarkedTask() |
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64 | */ |
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65 | @Override |
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66 | public ITask getMarkedTask() { |
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67 | return markedTask; |
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68 | } |
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69 | |
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70 | /* (non-Javadoc) |
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71 | * @see de.ugoe.cs.autoquest.tasktrees.treeimpl.Task#clone() |
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72 | */ |
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73 | @Override |
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74 | public synchronized MarkingTemporalRelationship clone() { |
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75 | MarkingTemporalRelationship clone = null; |
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76 | clone = (MarkingTemporalRelationship) super.clone(); |
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77 | |
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78 | if (markedTask != null) { |
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79 | clone.markedTask = markedTask.clone(); |
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80 | } |
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81 | |
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82 | return clone; |
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83 | } |
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84 | |
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85 | /** |
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86 | * <p> |
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87 | * used to set the marked task |
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88 | * </p> |
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89 | * |
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90 | * @param markedTask the marked task to set |
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91 | */ |
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92 | protected void setMarkedTask(ITask markedTask) { |
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93 | this.markedTask = markedTask; |
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94 | |
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95 | super.setDescription(markedTask.toString()); |
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96 | } |
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97 | |
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98 | } |
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