| /* |
| * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * Portions Copyright (c) 2012 IBM Corporation |
| */ |
| |
| /* |
| * @test |
| * @key headful |
| * @bug 7055065 |
| * @summary NullPointerException when sorting JTable with empty cell |
| * @author Jonathan Lu |
| * @library ../../regtesthelpers/ |
| * @build Util |
| * @run main bug7055065 |
| */ |
| |
| import java.awt.Dimension; |
| import java.awt.Point; |
| import java.awt.Rectangle; |
| import java.awt.Robot; |
| import java.awt.event.InputEvent; |
| import java.awt.event.KeyEvent; |
| import javax.swing.JFrame; |
| import javax.swing.JPanel; |
| import javax.swing.JScrollPane; |
| import javax.swing.JTable; |
| import javax.swing.SwingUtilities; |
| import javax.swing.table.AbstractTableModel; |
| import javax.swing.table.TableModel; |
| import javax.swing.table.TableRowSorter; |
| import java.util.concurrent.Callable; |
| |
| public class bug7055065 { |
| |
| private static JTable table; |
| |
| public static void main(String[] args) throws Exception { |
| Robot robot = new Robot(); |
| |
| SwingUtilities.invokeAndWait(new Runnable() { |
| |
| public void run() { |
| createAndShowUI(); |
| } |
| }); |
| |
| robot.waitForIdle(); |
| clickCell(robot, 1, 1); |
| Util.hitKeys(robot, KeyEvent.VK_BACK_SPACE, KeyEvent.VK_BACK_SPACE, |
| KeyEvent.VK_BACK_SPACE); |
| |
| robot.waitForIdle(); |
| clickColumnHeader(robot, 1); |
| |
| robot.waitForIdle(); |
| clickColumnHeader(robot, 1); |
| } |
| |
| private static void clickCell(Robot robot, final int row, final int column) |
| throws Exception { |
| Point point = Util.invokeOnEDT(new Callable<Point>() { |
| @Override |
| public Point call() throws Exception { |
| Rectangle rect = table.getCellRect(row, column, false); |
| Point point = new Point(rect.x + rect.width / 2, rect.y |
| + rect.height / 2); |
| SwingUtilities.convertPointToScreen(point, table); |
| return point; |
| } |
| }); |
| |
| robot.mouseMove(point.x, point.y); |
| robot.mousePress(InputEvent.BUTTON1_MASK); |
| robot.mouseRelease(InputEvent.BUTTON1_MASK); |
| } |
| |
| private static void clickColumnHeader(Robot robot, final int column) |
| throws Exception { |
| Point point = Util.invokeOnEDT(new Callable<Point>() { |
| @Override |
| public Point call() throws Exception { |
| Rectangle rect = table.getCellRect(0, column, false); |
| int headerHeight = table.getTableHeader().getHeight(); |
| Point point = new Point(rect.x + rect.width / 2, rect.y |
| - headerHeight / 2); |
| SwingUtilities.convertPointToScreen(point, table); |
| return point; |
| } |
| }); |
| |
| robot.mouseMove(point.x, point.y); |
| robot.mousePress(InputEvent.BUTTON1_MASK); |
| robot.mouseRelease(InputEvent.BUTTON1_MASK); |
| } |
| |
| private static void createAndShowUI() { |
| JFrame frame = new JFrame("SimpleTableDemo"); |
| frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); |
| |
| JPanel newContentPane = new JPanel(); |
| newContentPane.setOpaque(true); |
| frame.setContentPane(newContentPane); |
| |
| final String[] columnNames = { "String", "Number" }; |
| final Object[][] data = { { "aaaa", new Integer(1) }, |
| { "bbbb", new Integer(3) }, { "cccc", new Integer(2) }, |
| { "dddd", new Integer(4) }, { "eeee", new Integer(5) } }; |
| table = new JTable(data, columnNames); |
| |
| table.setPreferredScrollableViewportSize(new Dimension(500, 400)); |
| table.setFillsViewportHeight(true); |
| |
| TableModel dataModel = new AbstractTableModel() { |
| |
| public int getColumnCount() { |
| return columnNames.length; |
| } |
| |
| public int getRowCount() { |
| return data.length; |
| } |
| |
| public Object getValueAt(int row, int col) { |
| return data[row][col]; |
| } |
| |
| public String getColumnName(int column) { |
| return columnNames[column]; |
| } |
| |
| public Class<?> getColumnClass(int c) { |
| return getValueAt(0, c).getClass(); |
| } |
| |
| public boolean isCellEditable(int row, int col) { |
| return col != 5; |
| } |
| |
| public void setValueAt(Object aValue, int row, int column) { |
| data[row][column] = aValue; |
| } |
| }; |
| table.setModel(dataModel); |
| TableRowSorter<TableModel> sorter = new TableRowSorter<TableModel>( |
| dataModel); |
| table.setRowSorter(sorter); |
| |
| JScrollPane scrollPane = new JScrollPane(table); |
| newContentPane.add(scrollPane); |
| |
| frame.pack(); |
| frame.setLocation(0, 0); |
| frame.setVisible(true); |
| } |
| } |