blob: cd733b9f2df9b204465b593abd9ee00762816f85 (
plain)
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
|
/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package art;
import static art.Redefinition.doCommonClassRedefinition;
import java.util.Base64;
import java.lang.reflect.*;
import java.nio.ByteBuffer;
public class Test949 {
/**
* base64 encoded class/dex file for
* public class Transform {
* public void sayHi() {
* System.out.println("hello");
* }
* }
*/
private static final byte[] INITIAL_CLASS_BYTES = Base64.getDecoder().decode(
"yv66vgAAADQAHAoABgAOCQAPABAIABEKABIAEwcAFAcAFQEABjxpbml0PgEAAygpVgEABENvZGUB" +
"AA9MaW5lTnVtYmVyVGFibGUBAAVzYXlIaQEAClNvdXJjZUZpbGUBAA5UcmFuc2Zvcm0uamF2YQwA" +
"BwAIBwAWDAAXABgBAAVoZWxsbwcAGQwAGgAbAQAJVHJhbnNmb3JtAQAQamF2YS9sYW5nL09iamVj" +
"dAEAEGphdmEvbGFuZy9TeXN0ZW0BAANvdXQBABVMamF2YS9pby9QcmludFN0cmVhbTsBABNqYXZh" +
"L2lvL1ByaW50U3RyZWFtAQAHcHJpbnRsbgEAFShMamF2YS9sYW5nL1N0cmluZzspVgAhAAUABgAA" +
"AAAAAgABAAcACAABAAkAAAAdAAEAAQAAAAUqtwABsQAAAAEACgAAAAYAAQAAABEAAQALAAgAAQAJ" +
"AAAAJQACAAEAAAAJsgACEgO2AASxAAAAAQAKAAAACgACAAAAGgAIABsAAQAMAAAAAgAN");
private static final byte[] INITIAL_DEX_BYTES = Base64.getDecoder().decode(
"ZGV4CjAzNQAJX3mZphwHJCT1qdTz/GS+jXOR+O/9e3fMAgAAcAAAAHhWNBIAAAAAAAAAACwCAAAO" +
"AAAAcAAAAAYAAACoAAAAAgAAAMAAAAABAAAA2AAAAAQAAADgAAAAAQAAAAABAACsAQAAIAEAAGIB" +
"AABqAQAAdwEAAI4BAACiAQAAtgEAAMoBAADaAQAA3QEAAOEBAAD1AQAA/AEAAAECAAAKAgAAAQAA" +
"AAIAAAADAAAABAAAAAUAAAAHAAAABwAAAAUAAAAAAAAACAAAAAUAAABcAQAABAABAAsAAAAAAAAA" +
"AAAAAAAAAAANAAAAAQABAAwAAAACAAAAAAAAAAAAAAABAAAAAgAAAAAAAAAGAAAAAAAAABwCAAAA" +
"AAAAAQABAAEAAAARAgAABAAAAHAQAwAAAA4AAwABAAIAAAAWAgAACQAAAGIAAAAbAQoAAABuIAIA" +
"EAAOAAAAAQAAAAMABjxpbml0PgALTFRyYW5zZm9ybTsAFUxqYXZhL2lvL1ByaW50U3RyZWFtOwAS" +
"TGphdmEvbGFuZy9PYmplY3Q7ABJMamF2YS9sYW5nL1N0cmluZzsAEkxqYXZhL2xhbmcvU3lzdGVt" +
"OwAOVHJhbnNmb3JtLmphdmEAAVYAAlZMABJlbWl0dGVyOiBqYWNrLTQuMjUABWhlbGxvAANvdXQA" +
"B3ByaW50bG4ABXNheUhpABEABw4AGgAHDocAAAABAQCBgASgAgEBuAIAAA0AAAAAAAAAAQAAAAAA" +
"AAABAAAADgAAAHAAAAACAAAABgAAAKgAAAADAAAAAgAAAMAAAAAEAAAAAQAAANgAAAAFAAAABAAA" +
"AOAAAAAGAAAAAQAAAAABAAABIAAAAgAAACABAAABEAAAAQAAAFwBAAACIAAADgAAAGIBAAADIAAA" +
"AgAAABECAAAAIAAAAQAAABwCAAAAEAAAAQAAACwCAAA=");
/**
* base64 encoded class/dex file for
* public class Transform {
* public void sayHi() {
* System.out.println("Goodbye");
* }
* }
*/
private static final byte[] TRANSFORMED_CLASS_BYTES = Base64.getDecoder().decode(
"yv66vgAAADQAHAoABgAOCQAPABAIABEKABIAEwcAFAcAFQEABjxpbml0PgEAAygpVgEABENvZGUB" +
"AA9MaW5lTnVtYmVyVGFibGUBAAVzYXlIaQEAClNvdXJjZUZpbGUBAA5UcmFuc2Zvcm0uamF2YQwA" +
"BwAIBwAWDAAXABgBAAdHb29kYnllBwAZDAAaABsBAAlUcmFuc2Zvcm0BABBqYXZhL2xhbmcvT2Jq" +
"ZWN0AQAQamF2YS9sYW5nL1N5c3RlbQEAA291dAEAFUxqYXZhL2lvL1ByaW50U3RyZWFtOwEAE2ph" +
"dmEvaW8vUHJpbnRTdHJlYW0BAAdwcmludGxuAQAVKExqYXZhL2xhbmcvU3RyaW5nOylWACEABQAG" +
"AAAAAAACAAEABwAIAAEACQAAAB0AAQABAAAABSq3AAGxAAAAAQAKAAAABgABAAAAEQABAAsACAAB" +
"AAkAAAAlAAIAAQAAAAmyAAISA7YABLEAAAABAAoAAAAKAAIAAAAaAAgAGwABAAwAAAACAA0=");
private static final byte[] TRANSFORMED_DEX_BYTES = Base64.getDecoder().decode(
"ZGV4CjAzNQAPXh6T3l1FObhHsKf1U2vi+0GmAvElxBLMAgAAcAAAAHhWNBIAAAAAAAAAACwCAAAO" +
"AAAAcAAAAAYAAACoAAAAAgAAAMAAAAABAAAA2AAAAAQAAADgAAAAAQAAAAABAACsAQAAIAEAAGIB" +
"AABqAQAAcwEAAIABAACXAQAAqwEAAL8BAADTAQAA4wEAAOYBAADqAQAA/gEAAAMCAAAMAgAAAgAA" +
"AAMAAAAEAAAABQAAAAYAAAAIAAAACAAAAAUAAAAAAAAACQAAAAUAAABcAQAABAABAAsAAAAAAAAA" +
"AAAAAAAAAAANAAAAAQABAAwAAAACAAAAAAAAAAAAAAABAAAAAgAAAAAAAAAHAAAAAAAAAB4CAAAA" +
"AAAAAQABAAEAAAATAgAABAAAAHAQAwAAAA4AAwABAAIAAAAYAgAACQAAAGIAAAAbAQEAAABuIAIA" +
"EAAOAAAAAQAAAAMABjxpbml0PgAHR29vZGJ5ZQALTFRyYW5zZm9ybTsAFUxqYXZhL2lvL1ByaW50" +
"U3RyZWFtOwASTGphdmEvbGFuZy9PYmplY3Q7ABJMamF2YS9sYW5nL1N0cmluZzsAEkxqYXZhL2xh" +
"bmcvU3lzdGVtOwAOVHJhbnNmb3JtLmphdmEAAVYAAlZMABJlbWl0dGVyOiBqYWNrLTQuMjUAA291" +
"dAAHcHJpbnRsbgAFc2F5SGkAEQAHDgAaAAcOhwAAAAEBAIGABKACAQG4Ag0AAAAAAAAAAQAAAAAA" +
"AAABAAAADgAAAHAAAAACAAAABgAAAKgAAAADAAAAAgAAAMAAAAAEAAAAAQAAANgAAAAFAAAABAAA" +
"AOAAAAAGAAAAAQAAAAABAAABIAAAAgAAACABAAABEAAAAQAAAFwBAAACIAAADgAAAGIBAAADIAAA" +
"AgAAABMCAAAAIAAAAQAAAB4CAAAAEAAAAQAAACwCAAA=");
public static void run() throws Exception {
ClassLoader loader;
try {
// Art uses this classloader to do in-memory dex files. There is no support for defineClass
loader = (ClassLoader)Class.forName("dalvik.system.InMemoryDexClassLoader")
.getConstructor(ByteBuffer.class, ClassLoader.class)
.newInstance(ByteBuffer.wrap(INITIAL_DEX_BYTES),
ClassLoader.getSystemClassLoader());
} catch (ClassNotFoundException e) {
// Seem to be on RI. Just make a new ClassLoader that calls defineClass.
loader = new ClassLoader() {
public Class<?> findClass(String name) throws ClassNotFoundException {
if (name.equals("Transform")) {
return defineClass(name, INITIAL_CLASS_BYTES, 0, INITIAL_CLASS_BYTES.length);
} else {
throw new ClassNotFoundException("Couldn't find class: " + name);
}
}
};
}
doTest(loader);
}
public static void doTest(ClassLoader loader) throws Exception {
// Get the class
Class<?> transform_class = loader.loadClass("Transform");
Method say_hi_method = transform_class.getMethod("sayHi");
Object t = transform_class.newInstance();
// Run the actual test.
say_hi_method.invoke(t);
doCommonClassRedefinition(transform_class, TRANSFORMED_CLASS_BYTES, TRANSFORMED_DEX_BYTES);
say_hi_method.invoke(t);
}
}
|
