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      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" +
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     53     "dD4BAAMoKVYBAARDb2RlAQAPTGluZU51bWJlclRhYmxlAQAEKEopVgEABWVtcHR5AQAaKClMamF2" +
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     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 
    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