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
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
|
/*
* Copyright (c) 2005, 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
* @summary it is new version of old test which was under
* /src/share/test/serialization/psiotest.java
* Test validation callbacks
*/
import java.io.*;
public class ValidateClass {
public static void main (String argv[]) {
System.err.println("\nRegression test for validation of callbacks \n");
FileInputStream istream = null;
try {
FileOutputStream ostream = new FileOutputStream("psiotest4.tmp");
ObjectOutputStream p = new ObjectOutputStream(ostream);
/* Catch the expected exception and
* complain if it does not occur.
*/
// Serialize a bunch of objects that will be validated when read
// Make a list of classes with intermingled priorities
Validator vc = new Validator(0, null);
vc = new Validator(2, vc);
vc = new Validator(0, vc);
vc = new Validator(3, vc);
vc = new Validator(Integer.MIN_VALUE, vc);
vc = new Validator(1, vc);
vc = new Validator(1, vc);
vc = new Validator(0, vc);
p.writeObject(vc);
p.flush();
ostream.close();
istream = new FileInputStream("psiotest4.tmp");
ObjectInputStream q = new ObjectInputStream(istream);
Validator vc_u;
vc_u = (Validator)q.readObject();
if (vc_u.validated != Integer.MIN_VALUE) {
System.err.println("\nTEST FAILED: Validation callbacks did " +
"not complete.");
throw new Error();
}
istream.close();
System.err.println("\nTEST PASSED");
} catch (Exception e) {
System.err.print("TEST FAILED: ");
e.printStackTrace();
throw new Error();
}
}
}
class MissingWriterClass implements java.io.Serializable {
int i = 77;
private void writeObject(ObjectOutputStream pw) throws IOException {
pw.writeInt(i);
}
}
class MissingReaderClass implements java.io.Serializable {
int i = 77;
private void readObject(ObjectInputStream pr) throws IOException {
i = pr.readInt();
}
}
class Validator implements ObjectInputValidation, java.io.Serializable {
static int validated = Integer.MAX_VALUE; // Last value validated
int priority;
Validator next = null;
public Validator(int prio, Validator n) {
priority = prio;
next = n;
}
// Handle serialization/deserialization
private void writeObject(ObjectOutputStream pw) throws IOException {
pw.writeInt(priority);
pw.writeObject(next);
}
private void readObject(ObjectInputStream pr)
throws IOException, ClassNotFoundException
{
priority = pr.readInt();
next = (Validator)pr.readObject();
pr.registerValidation(this, priority);
}
public void validateObject() throws InvalidObjectException {
if (validated < priority) {
System.err.println("\nTEST FAILED: Validations called out " +
"of order: Previous priority: " + validated + " < " +
"new priority: " + priority);
throw new Error();
}
validated = priority;
}
}
|
