1 /* 2 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * - Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 11 * - Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * - Neither the name of Oracle nor the names of its 16 * contributors may be used to endorse or promote products derived 17 * from this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS 20 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 21 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 23 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 24 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 26 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 27 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 28 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 29 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 /* 33 * This source code is provided to illustrate the usage of a given feature 34 * or technique and has been deliberately simplified. Additional steps 35 * required for a production-quality application, such as security checks, 36 * input validation and proper error handling, might not be present in 37 * this sample code. 38 */ 39 40 41 42 /** 43 * In a chain of data manipulators some behaviour is common. TableMap 44 * provides most of this behavour and can be subclassed by filters 45 * that only need to override a handful of specific methods. TableMap 46 * implements TableModel by routing all requests to its model, and 47 * TableModelListener by routing all events to its listeners. Inserting 48 * a TableMap which has not been subclassed into a chain of table filters 49 * should have no effect. 50 * 51 * @author Philip Milne 52 */ 53 import javax.swing.table.*; 54 import javax.swing.event.TableModelListener; 55 import javax.swing.event.TableModelEvent; 56 57 58 @SuppressWarnings("serial") 59 public class TableMap extends AbstractTableModel implements TableModelListener { 60 61 protected TableModel model; 62 63 public TableModel getModel() { 64 return model; 65 } 66 67 public void setModel(TableModel model) { 68 this.model = model; 69 model.addTableModelListener(this); 70 } 71 72 // By default, Implement TableModel by forwarding all messages 73 // to the model. 74 public Object getValueAt(int aRow, int aColumn) { 75 return model.getValueAt(aRow, aColumn); 76 } 77 78 @Override 79 public void setValueAt(Object aValue, int aRow, int aColumn) { 80 model.setValueAt(aValue, aRow, aColumn); 81 } 82 83 public int getRowCount() { 84 return (model == null) ? 0 : model.getRowCount(); 85 } 86 87 public int getColumnCount() { 88 return (model == null) ? 0 : model.getColumnCount(); 89 } 90 91 @Override 92 public String getColumnName(int aColumn) { 93 return model.getColumnName(aColumn); 94 } 95 96 @Override 97 public Class getColumnClass(int aColumn) { 98 return model.getColumnClass(aColumn); 99 } 100 101 @Override 102 public boolean isCellEditable(int row, int column) { 103 return model.isCellEditable(row, column); 104 } 105 // 106 // Implementation of the TableModelListener interface, 107 // 108 109 // By default forward all events to all the listeners. 110 public void tableChanged(TableModelEvent e) { 111 fireTableChanged(e); 112 } 113 }