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 import static art.Redefinition.doCommonClassRedefinition;
18 import java.util.Base64;
19 import java.util.OptionalLong;
20 public class Main {
21 
22   /**
23    * This is the base64 encoded class/dex.
24    *
25    * package java.util;
26    * import java.util.function.LongConsumer;
27    * import java.util.function.LongSupplier;
28    * import java.util.function.Supplier;
29    * public final class OptionalLong {
30    *   // Make sure we have a <clinit> function since the real implementation of OptionalLong does.
31    *   static { EMPTY = null; }
32    *   private static final OptionalLong EMPTY;
33    *   private final boolean isPresent;
34    *   private final long value;
35    *   private OptionalLong() { isPresent = false; value = 0; }
36    *   private OptionalLong(long l) { this(); }
37    *   public static OptionalLong empty() { return null; }
38    *   public static OptionalLong of(long value) { return null; }
39    *   public long getAsLong() { return 0; }
40    *   public boolean isPresent() { return false; }
41    *   public void ifPresent(LongConsumer c) { }
42    *   public long orElse(long l) { return 0; }
43    *   public long orElseGet(LongSupplier s) { return 0; }
44    *   public<X extends Throwable> long orElseThrow(Supplier<X> s) throws X { return 0; }
45    *   public boolean equals(Object o) { return false; }
46    *   public int hashCode() { return 0; }
47    *   public String toString() { return "Redefined OptionalLong!"; }
48    * }
49    */
50   private static final byte[] CLASS_BYTES = Base64.getDecoder().decode(
51     "yv66vgAAADQAOAoACAAwCQAHADEJAAcAMgoABwAwCAAzCQAHADQHADUHADYBAAVFTVBUWQEAGExq" +
52     "YXZhL3V0aWwvT3B0aW9uYWxMb25nOwEACWlzUHJlc2VudAEAAVoBAAV2YWx1ZQEAAUoBAAY8aW5p" +
53     "dD4BAAMoKVYBAARDb2RlAQAPTGluZU51bWJlclRhYmxlAQAEKEopVgEABWVtcHR5AQAaKClMamF2" +
54     "YS91dGlsL09wdGlvbmFsTG9uZzsBAAJvZgEAGyhKKUxqYXZhL3V0aWwvT3B0aW9uYWxMb25nOwEA" +
55     "CWdldEFzTG9uZwEAAygpSgEAAygpWgEACWlmUHJlc2VudAEAJChMamF2YS91dGlsL2Z1bmN0aW9u" +
56     "L0xvbmdDb25zdW1lcjspVgEABm9yRWxzZQEABChKKUoBAAlvckVsc2VHZXQBACQoTGphdmEvdXRp" +
57     "bC9mdW5jdGlvbi9Mb25nU3VwcGxpZXI7KUoBAAtvckVsc2VUaHJvdwEAIChMamF2YS91dGlsL2Z1" +
58     "bmN0aW9uL1N1cHBsaWVyOylKAQAKRXhjZXB0aW9ucwcANwEACVNpZ25hdHVyZQEAQjxYOkxqYXZh" +
59     "L2xhbmcvVGhyb3dhYmxlOz4oTGphdmEvdXRpbC9mdW5jdGlvbi9TdXBwbGllcjxUWDs+OylKXlRY" +
60     "OwEABmVxdWFscwEAFShMamF2YS9sYW5nL09iamVjdDspWgEACGhhc2hDb2RlAQADKClJAQAIdG9T" +
61     "dHJpbmcBABQoKUxqYXZhL2xhbmcvU3RyaW5nOwEACDxjbGluaXQ+AQAKU291cmNlRmlsZQEAEU9w" +
62     "dGlvbmFsTG9uZy5qYXZhDAAPABAMAAsADAwADQAOAQAXUmVkZWZpbmVkIE9wdGlvbmFsTG9uZyEM" +
63     "AAkACgEAFmphdmEvdXRpbC9PcHRpb25hbExvbmcBABBqYXZhL2xhbmcvT2JqZWN0AQATamF2YS9s" +
64     "YW5nL1Rocm93YWJsZQAxAAcACAAAAAMAGgAJAAoAAAASAAsADAAAABIADQAOAAAADgACAA8AEAAB" +
65     "ABEAAAAnAAMAAQAAAA8qtwABKgO1AAIqCbUAA7EAAAABABIAAAAGAAEAAAALAAIADwATAAEAEQAA" +
66     "AB0AAQADAAAABSq3AASxAAAAAQASAAAABgABAAAADAAJABQAFQABABEAAAAaAAEAAAAAAAIBsAAA" +
67     "AAEAEgAAAAYAAQAAAA0ACQAWABcAAQARAAAAGgABAAIAAAACAbAAAAABABIAAAAGAAEAAAAOAAEA" +
68     "GAAZAAEAEQAAABoAAgABAAAAAgmtAAAAAQASAAAABgABAAAADwABAAsAGgABABEAAAAaAAEAAQAA" +
69     "AAIDrAAAAAEAEgAAAAYAAQAAABAAAQAbABwAAQARAAAAGQAAAAIAAAABsQAAAAEAEgAAAAYAAQAA" +
70     "ABEAAQAdAB4AAQARAAAAGgACAAMAAAACCa0AAAABABIAAAAGAAEAAAASAAEAHwAgAAEAEQAAABoA" +
71     "AgACAAAAAgmtAAAAAQASAAAABgABAAAAEwABACEAIgADABEAAAAaAAIAAgAAAAIJrQAAAAEAEgAA" +
72     "AAYAAQAAABQAIwAAAAQAAQAkACUAAAACACYAAQAnACgAAQARAAAAGgABAAIAAAACA6wAAAABABIA" +
73     "AAAGAAEAAAAVAAEAKQAqAAEAEQAAABoAAQABAAAAAgOsAAAAAQASAAAABgABAAAAFgABACsALAAB" +
74     "ABEAAAAbAAEAAQAAAAMSBbAAAAABABIAAAAGAAEAAAAXAAgALQAQAAEAEQAAAB0AAQAAAAAABQGz" +
75     "AAaxAAAAAQASAAAABgABAAAABwABAC4AAAACAC8=");
76   private static final byte[] DEX_BYTES = Base64.getDecoder().decode(
77     "ZGV4CjAzNQCvAoivSJqk6GdYOgJmvrM/b2/flxhw99q8BwAAcAAAAHhWNBIAAAAAAAAAAPgGAAAq" +
78     "AAAAcAAAAA0AAAAYAQAADQAAAEwBAAADAAAA6AEAAA8AAAAAAgAAAQAAAHgCAAAkBQAAmAIAACoE" +
79     "AAA4BAAAPQQAAEcEAABPBAAAUwQAAFoEAABdBAAAYAQAAGQEAABoBAAAawQAAG8EAACOBAAAqgQA" +
80     "AL4EAADSBAAA6QQAAAMFAAAmBQAASQUAAGcFAACGBQAAmQUAALIFAAC1BQAAuQUAAL0FAADABQAA" +
81     "xAUAANgFAADfBQAA5wUAAPIFAAD8BQAABwYAABIGAAAWBgAAHgYAACkGAAA2BgAAQAYAAAYAAAAH" +
82     "AAAADAAAAA0AAAAOAAAADwAAABAAAAARAAAAEgAAABMAAAAVAAAAGAAAABsAAAAGAAAAAAAAAAAA" +
83     "AAAHAAAAAQAAAAAAAAAIAAAAAQAAAAQEAAAJAAAAAQAAAAwEAAAJAAAAAQAAABQEAAAKAAAABQAA" +
84     "AAAAAAAKAAAABwAAAAAAAAALAAAABwAAAAQEAAAYAAAACwAAAAAAAAAZAAAACwAAAAQEAAAaAAAA" +
85     "CwAAABwEAAAbAAAADAAAAAAAAAAcAAAADAAAACQEAAAHAAcABQAAAAcADAAjAAAABwABACkAAAAE" +
86     "AAgAAwAAAAcACAACAAAABwAIAAMAAAAHAAkAAwAAAAcABgAeAAAABwAMAB8AAAAHAAEAIAAAAAcA" +
87     "AAAhAAAABwAKACIAAAAHAAsAIwAAAAcABwAkAAAABwACACUAAAAHAAMAJgAAAAcABAAnAAAABwAF" +
88     "ACgAAAAHAAAAEQAAAAQAAAAAAAAAFgAAAOwDAACtBgAAAAAAAAIAAACVBgAApQYAAAEAAAAAAAAA" +
89     "RwYAAAQAAAASAGkAAAAOAAMAAQABAAAATQYAAAsAAABwEAAAAgASAFwgAQAWAAAAWiACAA4AAAAD" +
90     "AAMAAQAAAFIGAAAEAAAAcBACAAAADgABAAAAAAAAAFgGAAACAAAAEgARAAMAAgAAAAAAXQYAAAIA" +
91     "AAASABEAAwACAAAAAABjBgAAAgAAABIADwADAAEAAAAAAGkGAAADAAAAFgAAABAAAAACAAEAAAAA" +
92     "AG4GAAACAAAAEgAPAAIAAgAAAAAAcwYAAAEAAAAOAAAAAgABAAAAAAB5BgAAAgAAABIADwAFAAMA" +
93     "AAAAAH4GAAADAAAAFgAAABAAAAAEAAIAAAAAAIQGAAADAAAAFgAAABAAAAAEAAIAAAAAAIoGAAAD" +
94     "AAAAFgAAABAAAAACAAEAAAAAAJAGAAAEAAAAGwAXAAAAEQAAAAAAAAAAAAEAAAAAAAAADQAAAJgC" +
95     "AAABAAAAAQAAAAEAAAAJAAAAAQAAAAoAAAABAAAACAAAAAEAAAAEAAw8VFg7PjspSl5UWDsAAzxY" +
96     "OgAIPGNsaW5pdD4ABjxpbml0PgACPigABUVNUFRZAAFJAAFKAAJKSgACSkwAAUwAAkxKAB1MZGFs" +
97     "dmlrL2Fubm90YXRpb24vU2lnbmF0dXJlOwAaTGRhbHZpay9hbm5vdGF0aW9uL1Rocm93czsAEkxq" +
98     "YXZhL2xhbmcvT2JqZWN0OwASTGphdmEvbGFuZy9TdHJpbmc7ABVMamF2YS9sYW5nL1Rocm93YWJs" +
99     "ZTsAGExqYXZhL3V0aWwvT3B0aW9uYWxMb25nOwAhTGphdmEvdXRpbC9mdW5jdGlvbi9Mb25nQ29u" +
100     "c3VtZXI7ACFMamF2YS91dGlsL2Z1bmN0aW9uL0xvbmdTdXBwbGllcjsAHExqYXZhL3V0aWwvZnVu" +
101     "Y3Rpb24vU3VwcGxpZXIAHUxqYXZhL3V0aWwvZnVuY3Rpb24vU3VwcGxpZXI7ABFPcHRpb25hbExv" +
102     "bmcuamF2YQAXUmVkZWZpbmVkIE9wdGlvbmFsTG9uZyEAAVYAAlZKAAJWTAABWgACWkwAEmVtaXR0" +
103     "ZXI6IGphY2stNC4yMgAFZW1wdHkABmVxdWFscwAJZ2V0QXNMb25nAAhoYXNoQ29kZQAJaWZQcmVz" +
104     "ZW50AAlpc1ByZXNlbnQAAm9mAAZvckVsc2UACW9yRWxzZUdldAALb3JFbHNlVGhyb3cACHRvU3Ry" +
105     "aW5nAAV2YWx1ZQAHAAcOOQALAAcOAAwBAAcOAA0ABw4ADgEABw4AFQEABw4ADwAHDgAWAAcOABEB" +
106     "AAcOABAABw4AEgEABw4AEwEABw4AFAEABw4AFwAHDgACAgEpHAUXARcQFwQXFBcAAgMBKRwBGAYB" +
107     "AgUJABoBEgESAYiABKQFAYKABLwFAYKABOQFAQn8BQYJkAYFAaQGAQG4BgEB0AYBAeQGAQH4BgIB" +
108     "jAcBAaQHAQG8BwEB1AcAAAAQAAAAAAAAAAEAAAAAAAAAAQAAACoAAABwAAAAAgAAAA0AAAAYAQAA" +
109     "AwAAAA0AAABMAQAABAAAAAMAAADoAQAABQAAAA8AAAAAAgAABgAAAAEAAAB4AgAAAxAAAAEAAACY" +
110     "AgAAASAAAA4AAACkAgAABiAAAAEAAADsAwAAARAAAAUAAAAEBAAAAiAAACoAAAAqBAAAAyAAAA4A" +
111     "AABHBgAABCAAAAIAAACVBgAAACAAAAEAAACtBgAAABAAAAEAAAD4BgAA");
112 
main(String[] args)113   public static void main(String[] args) {
114     // OptionalLong is a class that is unlikely to be used by the time this test starts and is not
115     // likely to be changed in any meaningful way in the future.
116     OptionalLong ol = OptionalLong.of(0xDEADBEEF);
117     System.out.println("ol.toString() -> '" + ol.toString() + "'");
118     System.out.println("Redefining OptionalLong!");
119     doCommonClassRedefinition(OptionalLong.class, CLASS_BYTES, DEX_BYTES);
120     System.out.println("ol.toString() -> '" + ol.toString() + "'");
121   }
122 }
123