gvsig-tools / org.gvsig.tools / library / trunk / org.gvsig.tools / org.gvsig.tools.swing / org.gvsig.tools.swing.impl / src / main / java / org / gvsig / tools / swing / impl / FilteredTableModelImpl.java @ 2002
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1 | 1997 | jjdelcerro | package org.gvsig.tools.swing.impl; |
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2 | |||
3 | import org.gvsig.tools.swing.api.FilteredTableModel; |
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4 | import java.util.ArrayList; |
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5 | import java.util.Comparator; |
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6 | import java.util.List; |
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7 | import java.util.Objects; |
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8 | import javax.swing.SwingUtilities; |
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9 | 2002 | jjdelcerro | import javax.swing.event.TableModelEvent; |
10 | import javax.swing.event.TableModelListener; |
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11 | 1997 | jjdelcerro | import javax.swing.table.AbstractTableModel; |
12 | import javax.swing.table.TableModel; |
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13 | import org.apache.commons.io.FilenameUtils; |
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14 | import org.apache.commons.lang3.ObjectUtils; |
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15 | import org.apache.commons.lang3.StringUtils; |
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16 | |||
17 | /**
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18 | *
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19 | * @author jjdelcerro
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20 | */
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21 | class FilteredTableModelImpl extends AbstractTableModel implements FilteredTableModel { |
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22 | |||
23 | private final TableModel baseModel ; |
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24 | private final int filterColumn; |
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25 | |||
26 | private String filter; |
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27 | private List<Integer> filteredElements; |
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28 | |||
29 | public FilteredTableModelImpl(TableModel tableModel, int filterColumn) { |
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30 | this.baseModel = tableModel;
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31 | this.filterColumn = filterColumn;
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32 | this.filteredElements = null; |
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33 | this.setFilter(null); |
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34 | 2002 | jjdelcerro | this.baseModel.addTableModelListener(new TableModelListener() { |
35 | @Override
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36 | public void tableChanged(TableModelEvent e) { |
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37 | fireContentsChanged(); |
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38 | } |
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39 | }); |
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40 | 1997 | jjdelcerro | } |
41 | |||
42 | @Override
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43 | public String getColumnName(int column) { |
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44 | return this.baseModel.getColumnName(column); |
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45 | } |
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46 | |||
47 | @Override
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48 | 2002 | jjdelcerro | public Class<?> getColumnClass(int columnIndex) { |
49 | return this.baseModel.getColumnClass(columnIndex); |
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50 | } |
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51 | |||
52 | @Override
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53 | 1997 | jjdelcerro | public final void setFilter(String filter) { |
54 | if (StringUtils.isBlank(filter)) {
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55 | this.filter = null; |
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56 | this.filteredElements = new ArrayList<>(this.baseModel.getRowCount()); |
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57 | for (int i = 0; i < this.baseModel.getRowCount(); i++) { |
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58 | filteredElements.add(i); |
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59 | |||
60 | } |
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61 | } else {
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62 | this.filter = filter;
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63 | this.filteredElements = new ArrayList<>(); |
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64 | for (int i = 0; i < this.baseModel.getRowCount(); i++) { |
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65 | Object value = this.baseModel.getValueAt(i, this.filterColumn); |
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66 | if (FilenameUtils.wildcardMatch(Objects.toString(value, "").toLowerCase(), this.filter.toLowerCase())) { |
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67 | this.filteredElements.add(i);
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68 | } |
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69 | } |
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70 | } |
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71 | fireContentsChanged(); |
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72 | } |
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73 | |||
74 | private void fireContentsChanged() { |
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75 | if( !SwingUtilities.isEventDispatchThread() ) { |
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76 | SwingUtilities.invokeLater(new Runnable() { |
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77 | @Override
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78 | public void run() { |
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79 | fireContentsChanged(); |
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80 | } |
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81 | }); |
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82 | return;
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83 | } |
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84 | this.fireTableDataChanged();
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85 | } |
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86 | |||
87 | @Override
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88 | public String getFilter() { |
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89 | return this.filter; |
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90 | } |
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91 | |||
92 | @Override
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93 | public void sort(final boolean ascending) { |
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94 | this.sortBackground(ascending);
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95 | } |
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96 | |||
97 | private void sortBackground(final boolean ascending) { |
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98 | Thread th = new Thread(new Runnable() { |
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99 | @Override
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100 | public void run() { |
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101 | sortForeground(ascending); |
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102 | } |
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103 | }, "FilteredTableModelSorter");
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104 | th.start(); |
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105 | } |
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106 | |||
107 | private void sortForeground(final boolean ascending) { |
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108 | filteredElements.sort(new Comparator<Integer>() { |
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109 | @Override
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110 | public int compare(Integer row1, Integer row2) { |
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111 | try {
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112 | Comparable o1 = (Comparable) baseModel.getValueAt(row1, filterColumn); |
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113 | Comparable o2 = (Comparable) baseModel.getValueAt(row2, filterColumn); |
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114 | int r = ObjectUtils.compare(o1, o2);
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115 | if (ascending) {
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116 | return r;
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117 | } |
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118 | return r * -1; |
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119 | } catch(Exception ex) { |
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120 | return 0; |
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121 | } |
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122 | } |
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123 | }); |
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124 | fireContentsChanged(); |
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125 | } |
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126 | |||
127 | @Override
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128 | public int getRowCount() { |
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129 | return this.filteredElements.size(); |
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130 | } |
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131 | |||
132 | @Override
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133 | public int getColumnCount() { |
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134 | return this.baseModel.getColumnCount(); |
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135 | } |
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136 | |||
137 | @Override
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138 | public Object getValueAt(int rowIndex, int columnIndex) { |
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139 | int row = this.filteredElements.get(rowIndex); |
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140 | return this.baseModel.getValueAt(row, columnIndex); |
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141 | } |
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142 | 2002 | jjdelcerro | |
143 | @Override
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144 | public void setValueAt(Object aValue, int rowIndex, int columnIndex) { |
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145 | int row = this.filteredElements.get(rowIndex); |
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146 | this.baseModel.setValueAt(aValue, row, columnIndex);
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147 | } |
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148 | |||
149 | @Override
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150 | public boolean isCellEditable(int rowIndex, int columnIndex) { |
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151 | int row = this.filteredElements.get(rowIndex); |
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152 | return this.baseModel.isCellEditable(row, columnIndex); |
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153 | } |
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154 | |||
155 | 1997 | jjdelcerro | } |