1 /*
2  * Copyright (c) 1998, 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 4075221
26  * @summary Enable serialize of nonSerializable Class descriptor.
27  */
28 
29 import java.io.*;
30 
31 class Test {
main(String args[])32     public static void main(String args[]) throws Exception {
33         File f = new File("tmp.ser");
34         if (args[0].compareTo("-s") == 0) {
35             FileOutputStream of = new FileOutputStream(f);
36             ObjectOutputStream oos = new ObjectOutputStream(of);
37             Class cl = Class.forName(args[1]);
38             oos.writeObject(cl);
39             if (ObjectStreamClass.lookup(cl) != null)
40                 oos.writeObject(cl.newInstance());
41             oos.close();
42             System.out.println("Serialized Class " + cl.getName());
43         } else if (args[0].compareTo("-de") == 0) {
44             FileInputStream inf = new FileInputStream(f);
45             ObjectInputStream ois = new ObjectInputStream(inf);
46             Class cl = null;
47             try {
48                 cl = (Class)ois.readObject();
49                 throw new Error("Expected InvalidClassException to be thrown");
50             } catch (InvalidClassException e) {
51                 System.out.println("Caught expected exception DeSerializing class " + e.getMessage());
52             }
53             ois.close();
54         } else if (args[0].compareTo("-doe") == 0) {
55             FileInputStream inf = new FileInputStream(f);
56             ObjectInputStream ois = new ObjectInputStream(inf);
57             Class cl = null;
58             cl = (Class)ois.readObject();
59             try {
60                 ois.readObject();
61                 throw new Error("Expected InvalidClassException to be thrown");
62             } catch (InvalidClassException e) {
63                 System.out.println("Caught expected exception DeSerializing class " + e.getMessage());
64             }
65             ois.close();
66         } else if (args[0].compareTo("-d") == 0) {
67             FileInputStream inf = new FileInputStream(f);
68             ObjectInputStream ois = new ObjectInputStream(inf);
69             Class cl = (Class)ois.readObject();
70             try {
71                 ois.readObject();
72             } catch (EOFException e) {
73             }
74             ois.close();
75             System.out.println("DeSerialized Class " + cl.getName());
76         }
77     }
78 }
79