1 /*

     2  * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    23 

    24 /*

    25  * @test

    26  * @bug 8145896

    27  * @summary JInternalFrame setMaximum before adding to desktop throws null pointer exception

    28  * @library ../../regtesthelpers

    29  * @build Util

    30  * @run main TestJInternalFrameMaximize

    31  */

    32 import java.awt.Point;

    33 import java.awt.Robot;

    34 import java.awt.event.ActionEvent;

    35 import java.awt.event.InputEvent;

    36 import java.beans.PropertyVetoException;

    37 import javax.swing.JFrame;

    38 import javax.swing.JDesktopPane;

    39 import javax.swing.JMenu;

    40 import javax.swing.JMenuBar;

    41 import javax.swing.JMenuItem;

    42 import javax.swing.JInternalFrame;

    43 import javax.swing.SwingUtilities;

    44 import javax.swing.UIManager;

    45 import javax.swing.UnsupportedLookAndFeelException;

    46 

    47 public class TestJInternalFrameMaximize {

    48 

    49     private static JDesktopPane desktopPane;

    50     private static JFrame frame;

    51     private static int count = 0;

    52     private static JMenu menu;

    53     private static JMenuBar menuBar;

    54     private static JMenuItem menuItem;

    55     private static Robot robot;

    56     private static volatile String errorMessage = "";

    57 

    58     public static void main(String[] args) throws Exception {

    59         robot = new Robot();

    60         UIManager.LookAndFeelInfo[] lookAndFeelArray

    61                 = UIManager.getInstalledLookAndFeels();

    62         for (UIManager.LookAndFeelInfo lookAndFeelItem : lookAndFeelArray) {

    63             String lookAndFeelString = lookAndFeelItem.getClassName();

    64             if (tryLookAndFeel(lookAndFeelString)) {

    65                 createUI();

    66                 robot.waitForIdle();

    67                 executeTest();

    68             }

    69         }

    70         if (!"".equals(errorMessage)) {

    71             throw new RuntimeException(errorMessage);

    72         }

    73     }

    74 

    75     private static boolean tryLookAndFeel(String lookAndFeelString) {

    76         try {

    77             UIManager.setLookAndFeel(lookAndFeelString);

    78             return true;

    79         } catch (UnsupportedLookAndFeelException | ClassNotFoundException |

    80                 InstantiationException | IllegalAccessException e) {

    81             errorMessage += e.getMessage() + "\n";

    82             System.err.println("Caught Exception: " + e.getMessage());

    83             return false;

    84         }

    85     }

    86 

    87     private static void createUI() throws Exception {

    88 

    89         SwingUtilities.invokeAndWait(() -> {

    90             frame = new JFrame("Test Frame");

    91             desktopPane = new JDesktopPane();

    92             frame.getContentPane().add(desktopPane);

    93             frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    94 

    95             menuBar = new JMenuBar();

    96             frame.setJMenuBar(menuBar);

    97 

    98             menu = new JMenu("File");

    99             menuBar.add(menu);

   100 

   101             menuItem = new JMenuItem("New Child");

   102             menuItem.addActionListener((ActionEvent e) -> {

   103                 try {

   104                     JInternalFrame f = new JInternalFrame("Child "

   105                             + (++count), true, true, true, true);

   106                     f.setSize(200, 300);

   107                     f.setLocation(count * 20, count * 20);

   108                     f.setMaximum(true);

   109                     desktopPane.add(f);

   110                     f.setVisible(true);

   111                 } catch (PropertyVetoException ex) {

   112                 } catch (RuntimeException ex) {

   113                     errorMessage = "Test Failed";

   114                 } finally {

   115                     frame.dispose();

   116                 }

   117             });

   118             menu.add(menuItem);

   119             frame.setSize(500, 500);

   120             frame.setLocationRelativeTo(null);

   121             frame.setVisible(true);

   122         });

   123     }

   124 

   125     private static void executeTest() throws Exception {

   126 

   127         Point point = Util.getCenterPoint(menu);

   128         performMouseOperations(point);

   129         point = Util.getCenterPoint(menuItem);

   130         performMouseOperations(point);

   131     }

   132 

   133     private static void performMouseOperations(Point point) {

   134         robot.mouseMove(point.x, point.y);

   135         robot.mousePress(InputEvent.BUTTON1_MASK);

   136         robot.mouseRelease(InputEvent.BUTTON1_MASK);

   137         robot.delay(1000);

   138         robot.waitForIdle();

   139     }

   140 }