1 /*
   2  * Copyright (c) 2012, 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  * @key headful
  27  * @bug 7193219
  28  * @summary JComboBox serialization fails in JDK 1.7
  29  * @author Anton Litvinov
  30  */
  31 
  32 import java.io.*;
  33 
  34 import javax.swing.*;
  35 import javax.swing.plaf.metal.*;
  36 
  37 public class bug7193219 {
  38     private static byte[] serializeGUI() {
  39         // Create and set up the window.
  40         JFrame frame = new JFrame("Serialization");
  41         JPanel mainPanel = new JPanel();
  42 
  43         /**
  44          * If JComboBox is replaced with other component like JLabel
  45          * The issue does not happen.
  46          */
  47         JComboBox status = new JComboBox();
  48         status.addItem("123");
  49         mainPanel.add(status);
  50         frame.getContentPane().add(mainPanel);
  51         frame.pack();
  52 
  53         try {
  54             ByteArrayOutputStream baos = new ByteArrayOutputStream();
  55             ObjectOutputStream oos = new ObjectOutputStream(baos);
  56             oos.writeObject(mainPanel);
  57             oos.flush();
  58             frame.dispose();
  59             return baos.toByteArray();
  60         } catch (IOException ioe) {
  61             throw new RuntimeException(ioe);
  62         }
  63     }
  64 
  65     private static void deserializeGUI(byte[] serializedData) {
  66         try {
  67             ObjectInputStream ois = new ObjectInputStream(new ByteArrayInputStream(serializedData));
  68             JPanel mainPanel = (JPanel)ois.readObject();
  69             JFrame frame = new JFrame("Deserialization");
  70             frame.getContentPane().add(mainPanel);
  71             frame.pack();
  72             frame.dispose();
  73         } catch (Exception e) {
  74             throw new RuntimeException(e);
  75         }
  76     }
  77 
  78     public static void main(String[] args) throws Exception {
  79         UIManager.setLookAndFeel(new MetalLookAndFeel());
  80         SwingUtilities.invokeAndWait(new Runnable() {
  81             @Override
  82             public void run() {
  83                 deserializeGUI(serializeGUI());
  84             }
  85         });
  86     }
  87 }