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/*
* 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);
}
}
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