1 /*
   2  * Copyright (c) 2013, 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 import sun.awt.SunToolkit;
  25 
  26 import javax.swing.*;
  27 import java.awt.*;
  28 import java.io.ByteArrayInputStream;
  29 import java.io.ByteArrayOutputStream;
  30 import java.io.ObjectInputStream;
  31 import java.io.ObjectOutputStream;
  32 
  33 /*
  34  * @test
  35  * @key headful
  36  * @bug 8027152
  37  * @summary Checks that ownedWindowList is serialized and deserialized properly and alwaysOnTop works after deserialization
  38  * @author Petr Pchelko
  39  * @run main OwnedWindowsSerialization
  40  */
  41 public class OwnedWindowsSerialization {
  42 
  43     private static final String TOP_FRAME_LABEL = "Top Frame";
  44     private static final String DIALOG_LABEL = "Dialog";
  45     private static final String SUBDIALOG_LABEL = "Subdialog";
  46 
  47     private static volatile Frame topFrame;
  48     private static volatile Dialog dialog;
  49     private static volatile Dialog subDialog;
  50 
  51     public static void main(String[] args) throws Exception {
  52         SwingUtilities.invokeAndWait(() -> {
  53             topFrame = new Frame(TOP_FRAME_LABEL);
  54             topFrame.setAlwaysOnTop(true);
  55             dialog = new Dialog(topFrame, DIALOG_LABEL);
  56             subDialog = new Dialog(dialog, SUBDIALOG_LABEL);
  57         });
  58 
  59         ((SunToolkit) Toolkit.getDefaultToolkit()).realSync();
  60 
  61         if (!topFrame.isAlwaysOnTop() || !dialog.isAlwaysOnTop() || !subDialog.isAlwaysOnTop()) {
  62             throw new RuntimeException("TEST FAILED: AlwaysOnTop was not set properly");
  63         }
  64 
  65         //Serialize
  66         byte[] serializedObject;
  67         try (ByteArrayOutputStream bytes = new ByteArrayOutputStream();
  68              ObjectOutputStream outputStream = new ObjectOutputStream(bytes)) {
  69             outputStream.writeObject(topFrame);
  70             outputStream.flush();
  71             serializedObject = bytes.toByteArray();
  72         }
  73 
  74         if (serializedObject == null) {
  75             throw new RuntimeException("FAILED: Serialized byte array in null");
  76         }
  77 
  78         //Deserialize
  79         Frame deserializedFrame;
  80         try (ObjectInputStream inputStream = new ObjectInputStream(new ByteArrayInputStream(serializedObject))) {
  81             deserializedFrame = (Frame) inputStream.readObject();
  82         }
  83 
  84         //Check the state of the deserialized objects
  85         if (!TOP_FRAME_LABEL.equals(deserializedFrame.getTitle())) {
  86             throw new RuntimeException("FAILED: Top frame deserialized incorrectly");
  87         }
  88 
  89         if (!deserializedFrame.isAlwaysOnTop()) {
  90             throw new RuntimeException("FAILED: Top frame alwaysOnTop not set after deserialization");
  91         }
  92 
  93         Window[] topOwnedWindows = topFrame.getOwnedWindows();
  94         if (topOwnedWindows.length != 1 || !DIALOG_LABEL.equals(((Dialog) topOwnedWindows[0]).getTitle())) {
  95             throw new RuntimeException("FAILED: Dialog deserialized incorrectly");
  96         }
  97 
  98         if (!topOwnedWindows[0].isAlwaysOnTop()) {
  99             throw new RuntimeException("FAILED: Dialog alwaysOnTop not set after deserialization");
 100         }
 101 
 102         Window dialog = topOwnedWindows[0];
 103         Window[] dialogOwnedWindows = dialog.getOwnedWindows();
 104         if (dialogOwnedWindows.length != 1 || !SUBDIALOG_LABEL.equals(((Dialog) dialogOwnedWindows[0]).getTitle())) {
 105             throw new RuntimeException("FAILED: Subdialog deserialized incorrectly");
 106         }
 107 
 108         if (!dialogOwnedWindows[0].isAlwaysOnTop()) {
 109             throw new RuntimeException("FAILED: Subdialog alwaysOnTop not set after deserialization");
 110         }
 111     }
 112 }