行中的JTable重复值
JTableDataModelpopulate()
import java.util.ArrayList; import javax.swing.table.AbstractTableModel;@SuppressWarnings("serial")
// we don't expect this app to ever use serialized classes.
EVER.public class CollectionDataModel extends AbstractTableModel {
private ArrayList<ArrayList<String>> data;
public CollectionDataModel() {
data = new ArrayList<ArrayList<String>>();
}
@Override
public int getColumnCount() {
if(data.isEmpty()) return 0;
return data.get(0).size();
}
@Override
public int getRowCount() {
return data.size();
}
@Override
public Object getValueAt(int rowIndex, int columnIndex) {
if(rowIndex > getRowCount()) return null;
if(columnIndex > getColumnCount()) return null;
return data.get(rowIndex).get(columnIndex);
}
public void populate(Collection c) {
data.clear();
for(Item i : c.getItems()) {
ArrayList<String> row = new ArrayList<String>();
for(Property p : i.getProperties().values()) {
row.add(p.toString());
}
data.add(row);
}
fireTableDataChanged();
}}
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