1 | /* |
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2 | * $Id: DataModel.java,v 1.3 2003/09/17 23:16:45 dwd Exp $ |
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3 | * |
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4 | * This software is provided by NOAA for full, free and open release. It is |
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5 | * understood by the recipient/user that NOAA assumes no liability for any |
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6 | * errors contained in the code. Although this software is released without |
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7 | * conditions or restrictions in its use, it is expected that appropriate |
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8 | * credit be given to its author and to the National Oceanic and Atmospheric |
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9 | * Administration should the software be included by the recipient as an |
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10 | * element in other product development. |
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11 | */ |
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12 | |
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13 | package gov.noaa.pmel.sgt.beans; |
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14 | |
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15 | import java.util.List; |
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16 | import java.util.Vector; |
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17 | import java.util.Iterator; |
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18 | |
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19 | import java.beans.PropertyChangeSupport; |
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20 | import java.beans.PropertyChangeEvent; |
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21 | import java.beans.PropertyChangeListener; |
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22 | |
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23 | import gov.noaa.pmel.sgt.dm.SGTData; |
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24 | import gov.noaa.pmel.sgt.Attribute; |
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25 | |
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26 | /** |
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27 | * A model that supplies the relationship between <code>SGTData</code> objects, |
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28 | * its <code>Attribute</code> and the |
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29 | * <code>Panel</code> and <code>DataGroup</code> in which it is displayed and the |
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30 | * <code>Legend</code>. |
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31 | * <p> Some classes have been omitted for display purposes. |
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32 | * <P ALIGN="CENTER"><IMG SRC="images/DataModelSimple.png" ALIGN="BOTTOM" BORDER="0"> |
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33 | * |
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34 | * @author Donald Denbo |
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35 | * @version $Revision: 1.3 $, $Date: 2003/09/17 23:16:45 $ |
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36 | * @since 3.0 |
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37 | * @stereotype bean |
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38 | **/ |
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39 | public class DataModel { |
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40 | private PropertyChangeSupport support_ = new PropertyChangeSupport(this); |
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41 | private List dataList_; |
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42 | |
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43 | /** |
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44 | * @label page |
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45 | */ |
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46 | private Page page; |
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47 | |
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48 | /** @link aggregation |
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49 | * @supplierCardinality 1..* |
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50 | * @label dataList*/ |
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51 | /*#DataHolder lnkDataHolder;*/ |
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52 | |
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53 | /** |
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54 | * Default constructor. |
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55 | */ |
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56 | public DataModel() { |
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57 | dataList_ = new Vector(); |
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58 | } |
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59 | |
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60 | /** |
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61 | * Add data to the <code>DataModel</code>. Throws a "addData" property change. |
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62 | * @param data SGTData |
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63 | * @param attr Attribute for data |
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64 | * @param pHolder PanelHolder |
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65 | * @param dataGroup DataGroup |
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66 | * @param legend Legend |
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67 | */ |
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68 | public void addData(SGTData data, Attribute attr, |
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69 | PanelHolder pHolder, DataGroup dataGroup, |
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70 | Legend legend) { |
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71 | DataHolder dh = new DataHolder(this, data, attr, pHolder, |
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72 | dataGroup, legend); |
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73 | dataList_.add(dh); |
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74 | support_.firePropertyChange("addData", null, dh); |
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75 | } |
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76 | |
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77 | /** |
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78 | * Get <code>Iterator</code> of the <code>DataHolder</code> objects. |
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79 | * @return |
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80 | */ |
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81 | public Iterator dataIterator() { |
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82 | return dataList_.iterator(); |
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83 | } |
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84 | |
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85 | /** |
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86 | * Add property change listener. |
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87 | * @param l property change listener |
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88 | */ |
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89 | public void addPropertyChangeListener(PropertyChangeListener l) { |
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90 | support_.addPropertyChangeListener(l); |
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91 | } |
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92 | |
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93 | /** |
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94 | * Listen for specific property change. |
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95 | * @param name property name |
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96 | * @param l property change listner |
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97 | */ |
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98 | public void addPropertyChangeListener(String name, PropertyChangeListener l) { |
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99 | support_.addPropertyChangeListener(name, l); |
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100 | } |
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101 | |
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102 | /** |
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103 | * Remove property change listener. |
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104 | * @param l property change listener |
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105 | */ |
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106 | public void removePropertyChangeListener(PropertyChangeListener l) { |
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107 | support_.removePropertyChangeListener(l); |
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108 | } |
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109 | |
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110 | /** |
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111 | * Remove specific property change listener |
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112 | * @param name property name |
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113 | * @param l property change listener |
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114 | */ |
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115 | public void removePropertyChangeListener(String name, PropertyChangeListener l) { |
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116 | support_.removePropertyChangeListener(name, l); |
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117 | } |
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118 | |
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119 | /** |
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120 | * Set <code>Page</code>. |
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121 | * @param page Page |
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122 | */ |
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123 | public void setPage(Page page) { |
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124 | this.page = page; |
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125 | } |
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126 | |
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127 | /** |
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128 | * Get Page. |
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129 | * @return Page |
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130 | */ |
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131 | public Page getPage() { |
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132 | return page; |
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133 | } |
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134 | } |
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