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 @ 1997
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package org.gvsig.tools.swing.impl; |
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import org.gvsig.tools.swing.api.FilteredTableModel; |
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import java.util.ArrayList; |
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import java.util.Comparator; |
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import java.util.List; |
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import java.util.Objects; |
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import javax.swing.SwingUtilities; |
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import javax.swing.table.AbstractTableModel; |
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import javax.swing.table.TableModel; |
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import org.apache.commons.io.FilenameUtils; |
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import org.apache.commons.lang3.ObjectUtils; |
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import org.apache.commons.lang3.StringUtils; |
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/**
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*
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* @author jjdelcerro
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*/
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class FilteredTableModelImpl extends AbstractTableModel implements FilteredTableModel { |
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private final TableModel baseModel ; |
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private final int filterColumn; |
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private String filter; |
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private List<Integer> filteredElements; |
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public FilteredTableModelImpl(TableModel tableModel, int filterColumn) { |
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this.baseModel = tableModel;
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this.filterColumn = filterColumn;
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this.filteredElements = null; |
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this.setFilter(null); |
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} |
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@Override
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public String getColumnName(int column) { |
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return this.baseModel.getColumnName(column); |
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} |
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@Override
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public final void setFilter(String filter) { |
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if (StringUtils.isBlank(filter)) {
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this.filter = null; |
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this.filteredElements = new ArrayList<>(this.baseModel.getRowCount()); |
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for (int i = 0; i < this.baseModel.getRowCount(); i++) { |
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filteredElements.add(i); |
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} |
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} else {
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this.filter = filter;
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this.filteredElements = new ArrayList<>(); |
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for (int i = 0; i < this.baseModel.getRowCount(); i++) { |
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Object value = this.baseModel.getValueAt(i, this.filterColumn); |
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if (FilenameUtils.wildcardMatch(Objects.toString(value, "").toLowerCase(), this.filter.toLowerCase())) { |
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this.filteredElements.add(i);
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} |
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} |
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} |
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fireContentsChanged(); |
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} |
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private void fireContentsChanged() { |
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if( !SwingUtilities.isEventDispatchThread() ) { |
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SwingUtilities.invokeLater(new Runnable() { |
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@Override
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public void run() { |
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fireContentsChanged(); |
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} |
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}); |
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return;
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} |
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this.fireTableDataChanged();
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} |
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@Override
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public String getFilter() { |
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return this.filter; |
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} |
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@Override
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public void sort(final boolean ascending) { |
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this.sortBackground(ascending);
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} |
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private void sortBackground(final boolean ascending) { |
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Thread th = new Thread(new Runnable() { |
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@Override
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public void run() { |
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sortForeground(ascending); |
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} |
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}, "FilteredTableModelSorter");
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th.start(); |
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} |
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private void sortForeground(final boolean ascending) { |
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filteredElements.sort(new Comparator<Integer>() { |
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@Override
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public int compare(Integer row1, Integer row2) { |
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try {
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Comparable o1 = (Comparable) baseModel.getValueAt(row1, filterColumn); |
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Comparable o2 = (Comparable) baseModel.getValueAt(row2, filterColumn); |
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int r = ObjectUtils.compare(o1, o2);
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if (ascending) {
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return r;
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} |
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return r * -1; |
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} catch(Exception ex) { |
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return 0; |
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} |
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} |
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}); |
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fireContentsChanged(); |
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} |
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@Override
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public int getRowCount() { |
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return this.filteredElements.size(); |
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} |
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@Override
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public int getColumnCount() { |
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return this.baseModel.getColumnCount(); |
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} |
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@Override
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public Object getValueAt(int rowIndex, int columnIndex) { |
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int row = this.filteredElements.get(rowIndex); |
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return this.baseModel.getValueAt(row, columnIndex); |
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} |
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} |