/* * @(#)TableMap.java	1.9 01/12/03 * * Copyright 2002 Sun Microsystems, Inc. All rights reserved. * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. *//**  * In a chain of data manipulators some behaviour is common. TableMap * provides most of this behavour and can be subclassed by filters * that only need to override a handful of specific methods. TableMap  * implements TableModel by routing all requests to its model, and * TableModelListener by routing all events to its listeners. Inserting  * a TableMap which has not been subclassed into a chain of table filters  * should have no effect. * * @version 1.9 12/03/01 * @author Philip Milne */import javax.swing.table.*; import javax.swing.event.TableModelListener; import javax.swing.event.TableModelEvent; public class TableMap extends AbstractTableModel implements TableModelListener{    protected TableModel model;     public TableModel  getModel() {        return model;    }    public void  setModel(TableModel model) {        this.model = model;         model.addTableModelListener(this);     }    // By default, Implement TableModel by forwarding all messages     // to the model.     public Object getValueAt(int aRow, int aColumn) {        return model.getValueAt(aRow, aColumn);     }	    public void setValueAt(Object aValue, int aRow, int aColumn) {        model.setValueAt(aValue, aRow, aColumn);     }    public int getRowCount() {        return (model == null) ? 0 : model.getRowCount();     }    public int getColumnCount() {        return (model == null) ? 0 : model.getColumnCount();     }	    public String getColumnName(int aColumn) {        return model.getColumnName(aColumn);     }    public Class getColumnClass(int aColumn) {        return model.getColumnClass(aColumn);     }	    public boolean isCellEditable(int row, int column) {          return model.isCellEditable(row, column);     }//// Implementation of the TableModelListener interface, //    // By default forward all events to all the listeners.     public void tableChanged(TableModelEvent e) {        fireTableChanged(e);    }}