1 /*
2  * Copyright (C) 2016 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package art;
18 
19 import java.util.Base64;
20 public class Test902 {
21 
22   static class Transform {
sayHi()23     public void sayHi() {
24       // Use lower 'h' to make sure the string will have a different string id
25       // than the transformation (the transformation code is the same except
26       // the actual printed String, which was making the test inacurately passing
27       // in JIT mode when loading the string from the dex cache, as the string ids
28       // of the two different strings were the same).
29       // We know the string ids will be different because lexicographically:
30       // "Goodbye" < "LTransform;" < "hello".
31       System.out.println("hello");
32     }
33   }
34 
35   /**
36    * base64 encoded class/dex file for
37    * class Transform {
38    *   public void sayHi() {
39    *    System.out.println("Goodbye");
40    *   }
41    * }
42    */
43   private static final byte[] CLASS_BYTES = Base64.getDecoder().decode(
44     "yv66vgAAADQAIAoABgAOCQAPABAIABEKABIAEwcAFQcAGAEABjxpbml0PgEAAygpVgEABENvZGUB" +
45     "AA9MaW5lTnVtYmVyVGFibGUBAAVzYXlIaQEAClNvdXJjZUZpbGUBAAxUZXN0OTAyLmphdmEMAAcA" +
46     "CAcAGQwAGgAbAQAHR29vZGJ5ZQcAHAwAHQAeBwAfAQAVYXJ0L1Rlc3Q5MDIkVHJhbnNmb3JtAQAJ" +
47     "VHJhbnNmb3JtAQAMSW5uZXJDbGFzc2VzAQAQamF2YS9sYW5nL09iamVjdAEAEGphdmEvbGFuZy9T" +
48     "eXN0ZW0BAANvdXQBABVMamF2YS9pby9QcmludFN0cmVhbTsBABNqYXZhL2lvL1ByaW50U3RyZWFt" +
49     "AQAHcHJpbnRsbgEAFShMamF2YS9sYW5nL1N0cmluZzspVgEAC2FydC9UZXN0OTAyACAABQAGAAAA" +
50     "AAACAAAABwAIAAEACQAAAB0AAQABAAAABSq3AAGxAAAAAQAKAAAABgABAAAAJQABAAsACAABAAkA" +
51     "AAAlAAIAAQAAAAmyAAISA7YABLEAAAABAAoAAAAKAAIAAAAnAAgAKAACAAwAAAACAA0AFwAAAAoA" +
52     "AQAFABQAFgAI");
53   private static final byte[] DEX_BYTES = Base64.getDecoder().decode(
54     "ZGV4CjAzNQCpghS3AAAAAAAAAAAAAAAAAAAAAAAAAAC4AwAAcAAAAHhWNBIAAAAAAAAAAPQCAAAU" +
55     "AAAAcAAAAAkAAADAAAAAAgAAAOQAAAABAAAA/AAAAAQAAAAEAQAAAQAAACQBAAB0AgAARAEAAEQB" +
56     "AABMAQAAVQEAAG4BAAB9AQAAoQEAAMEBAADYAQAA7AEAAAACAAAUAgAAIgIAAC0CAAAwAgAANAIA" +
57     "AEECAABHAgAATAIAAFUCAABcAgAAAgAAAAMAAAAEAAAABQAAAAYAAAAHAAAACAAAAAkAAAAMAAAA" +
58     "DAAAAAgAAAAAAAAADQAAAAgAAABkAgAABwAEABAAAAAAAAAAAAAAAAAAAAASAAAABAABABEAAAAF" +
59     "AAAAAAAAAAAAAAAAAAAABQAAAAAAAAAKAAAA5AIAALgCAAAAAAAABjxpbml0PgAHR29vZGJ5ZQAX" +
60     "TGFydC9UZXN0OTAyJFRyYW5zZm9ybTsADUxhcnQvVGVzdDkwMjsAIkxkYWx2aWsvYW5ub3RhdGlv" +
61     "bi9FbmNsb3NpbmdDbGFzczsAHkxkYWx2aWsvYW5ub3RhdGlvbi9Jbm5lckNsYXNzOwAVTGphdmEv" +
62     "aW8vUHJpbnRTdHJlYW07ABJMamF2YS9sYW5nL09iamVjdDsAEkxqYXZhL2xhbmcvU3RyaW5nOwAS" +
63     "TGphdmEvbGFuZy9TeXN0ZW07AAxUZXN0OTAyLmphdmEACVRyYW5zZm9ybQABVgACVkwAC2FjY2Vz" +
64     "c0ZsYWdzAARuYW1lAANvdXQAB3ByaW50bG4ABXNheUhpAAV2YWx1ZQAAAQAAAAYAAAAlAAcOACcA" +
65     "Bw4BCA8AAAAAAQABAAEAAABsAgAABAAAAHAQAwAAAA4AAwABAAIAAABxAgAACQAAAGIAAAAbAQEA" +
66     "AABuIAIAEAAOAAAAAAABAQCAgAT8BAEBlAUAAAICARMYAQIDAg4ECA8XCwACAAAAyAIAAM4CAADY" +
67     "AgAAAAAAAAAAAAAAAAAAEAAAAAAAAAABAAAAAAAAAAEAAAAUAAAAcAAAAAIAAAAJAAAAwAAAAAMA" +
68     "AAACAAAA5AAAAAQAAAABAAAA/AAAAAUAAAAEAAAABAEAAAYAAAABAAAAJAEAAAIgAAAUAAAARAEA" +
69     "AAEQAAABAAAAZAIAAAMgAAACAAAAbAIAAAEgAAACAAAAfAIAAAAgAAABAAAAuAIAAAQgAAACAAAA" +
70     "yAIAAAMQAAABAAAA2AIAAAYgAAABAAAA5AIAAAAQAAABAAAA9AIAAA==");
71 
run()72   public static void run() {
73     Redefinition.setTestConfiguration(Redefinition.Config.COMMON_REDEFINE);
74     doTest(new Transform());
75   }
76 
doTest(Transform t)77   public static void doTest(Transform t) {
78     t.sayHi();
79     Redefinition.doCommonClassRedefinition(Transform.class, CLASS_BYTES, DEX_BYTES);
80     t.sayHi();
81   }
82 }
83