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
|
/*
* Copyright (c) 2015, 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
* @bug 8135043
* @summary ObjectStreamClass.getField(String) too restrictive
*/
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.ObjectStreamClass;
import java.io.Serializable;
public class TestObjectStreamClass {
public static void main(String[] args) throws Exception {
ByteArrayOutputStream byteOutput = new ByteArrayOutputStream();
ObjectOutputStream output = new ObjectOutputStream(byteOutput);
output.writeObject(new TestClass());
ByteArrayInputStream bais = new ByteArrayInputStream(byteOutput.toByteArray());
TestObjectInputStream input = new TestObjectInputStream(bais);
input.readObject();
ObjectStreamClass osc = input.getDescriptor();
// All OSC public API methods should complete without throwing.
osc.getName();
osc.forClass();
osc.getField("str");
osc.getFields();
osc.getSerialVersionUID();
osc.toString();
}
static class TestClass implements Serializable {
String str = "hello world";
}
static class TestObjectInputStream extends ObjectInputStream {
private ObjectStreamClass objectStreamClass;
public TestObjectInputStream(InputStream in) throws IOException {
super(in);
}
public ObjectStreamClass getDescriptor()
throws IOException, ClassNotFoundException
{
return objectStreamClass;
}
public ObjectStreamClass readClassDescriptor()
throws IOException, ClassNotFoundException
{
objectStreamClass = super.readClassDescriptor();
return objectStreamClass;
}
}
}
|
