1 /*
   2  * Copyright (c) 2002, 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 4663191
  26  * @summary Verify that readObject and readObjectNoData methods will not be
  27  *          called on an object being deserialized if that object is already
  28  *          tagged with a ClassNotFoundException.
  29  */
  30 
  31 import java.io.*;
  32 
  33 class A implements Serializable {
  34     private static final long serialVersionUID = 0L;
  35     Object x;
  36 }
  37 
  38 class B extends A {
  39     private static final long serialVersionUID = 0L;
  40     private void readObjectNoData() throws ObjectStreamException {
  41         throw new Error("readObjectNoData called");
  42     }
  43 }
  44 
  45 class C extends B {
  46     private static final long serialVersionUID = 0L;
  47     private void readObject(ObjectInputStream in)
  48         throws IOException, ClassNotFoundException
  49     {
  50         throw new Error("readObject called");
  51     }
  52 }
  53 
  54 public class Read {
  55     public static void main(String[] args) throws Exception {
  56         FileInputStream in = new FileInputStream("tmp.ser");
  57         try {
  58             ObjectInputStream oin = new ObjectInputStream(in);
  59             try {
  60                 oin.readObject();
  61                 throw new Error("readObject should not succeed");
  62             } catch (ClassNotFoundException e) {
  63                 // expected
  64             }
  65             if (!oin.readObject().equals("after")) {
  66                 throw new Error("subsequent object corrupted");
  67             }
  68         } finally {
  69             in.close();
  70         }
  71     }
  72 }