1 /*
   2  * Copyright (c) 2001, 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  * @bug 4413434
  26  * @summary Verify that class loaded outside of application class loader is
  27  *          correctly resolved during deserialization when read in by custom
  28  *          readObject() method of a bootstrap class (in this case,
  29  *          java.util.Vector [was java.awt.Button]).
  30  */
  31 
  32 import java.io.*;
  33 import java.util.Vector;
  34 
  35 public class Foo implements Runnable {
  36 
  37     static class Adapter extends Object implements Serializable {}
  38     //initial version
  39     //  static class Adapter extends MouseAdapter implements Serializable {}
  40     //was rewritten for headless mode 
  41 
  42     public void run() {
  43         try {   
  44             Vector<Object> button = new Vector<Object>();
  45             button.add(new Adapter());
  46 
  47             //initial version
  48             //  Button button = new Button();  
  49             //  button.addMouseListener(new Adapter());
  50             //was rewritten for headless mode 
  51 
  52             // iterate to trigger java.lang.reflect code generation
  53             for (int i = 0; i < 100; i++) {
  54                 ByteArrayOutputStream bout = new ByteArrayOutputStream();
  55                 ObjectOutputStream oout = new ObjectOutputStream(bout);
  56                 oout.writeObject(button);
  57                 oout.close();
  58                 ObjectInputStream oin = new ObjectInputStream(
  59                     new ByteArrayInputStream(bout.toByteArray()));
  60                 oin.readObject();
  61             }
  62         } catch (Exception ex) {
  63             throw new Error(
  64                 "Error occured while (de)serializing Button: ", ex);
  65         }
  66     }
  67 }