1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
/*
* Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/* @test
*
* @clean Write Read A B I Handler
* @compile Write.java Handler.java
* @run main Write
* @clean Write Read A B I Handler
* @compile Read.java Handler.java
* @run main Read
*
* @summary Verify that ObjectInputStream can skip over unresolvable serialized
* proxy instances.
*/
import java.io.*;
import java.lang.reflect.*;
interface I {} // interface present only on writing side
class A implements Serializable {
private static final long serialVersionUID = 0L;
String a = "a";
Object proxy;
String z = "z";
A(Object proxy) { this.proxy = proxy; }
}
class B implements Serializable {
private static final long serialVersionUID = 0L;
String s = "s";
transient Object proxy;
B(Object proxy) { this.proxy = proxy; }
private void writeObject(ObjectOutputStream out) throws IOException {
out.defaultWriteObject();
out.writeObject(proxy);
}
}
public class Write {
public static void main(String[] args) throws Exception {
Object proxy = Proxy.newProxyInstance(
Write.class.getClassLoader(),
new Class[] { I.class }, new Handler());
ObjectOutputStream oout = new ObjectOutputStream(
new FileOutputStream("tmp.ser"));
oout.writeObject(new A(proxy));
oout.reset();
oout.writeObject(new B(proxy));
oout.writeObject(proxy);
oout.close();
}
}
|
