/* * 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 java.util.Base64; public class Test946 { static class Transform { public void sayHi(Runnable r) { System.out.println("hello"); r.run(); System.out.println("goodbye"); } } // static class Transform { // public void sayHi(Runnable r) { // System.out.println("Hello - Transformed"); // r.run(); // System.out.println("Goodbye - Transformed"); // } // } private static final byte[] CLASS_BYTES = Base64.getDecoder().decode( "yv66vgAAADQAKAoACAARCQASABMIABQKABUAFgsAFwAYCAAZBwAbBwAeAQAGPGluaXQ+AQADKClW" + "AQAEQ29kZQEAD0xpbmVOdW1iZXJUYWJsZQEABXNheUhpAQAXKExqYXZhL2xhbmcvUnVubmFibGU7" + "KVYBAApTb3VyY2VGaWxlAQAMVGVzdDk0Ni5qYXZhDAAJAAoHAB8MACAAIQEAE0hlbGxvIC0gVHJh" + "bnNmb3JtZWQHACIMACMAJAcAJQwAJgAKAQAVR29vZGJ5ZSAtIFRyYW5zZm9ybWVkBwAnAQAVYXJ0" + "L1Rlc3Q5NDYkVHJhbnNmb3JtAQAJVHJhbnNmb3JtAQAMSW5uZXJDbGFzc2VzAQAQamF2YS9sYW5n" + "L09iamVjdAEAEGphdmEvbGFuZy9TeXN0ZW0BAANvdXQBABVMamF2YS9pby9QcmludFN0cmVhbTsB" + "ABNqYXZhL2lvL1ByaW50U3RyZWFtAQAHcHJpbnRsbgEAFShMamF2YS9sYW5nL1N0cmluZzspVgEA" + "EmphdmEvbGFuZy9SdW5uYWJsZQEAA3J1bgEAC2FydC9UZXN0OTQ2ACAABwAIAAAAAAACAAAACQAK" + "AAEACwAAAB0AAQABAAAABSq3AAGxAAAAAQAMAAAABgABAAAABQABAA0ADgABAAsAAAA7AAIAAgAA" + "ABeyAAISA7YABCu5AAUBALIAAhIGtgAEsQAAAAEADAAAABIABAAAAAcACAAIAA4ACQAWAAoAAgAP" + "AAAAAgAQAB0AAAAKAAEABwAaABwACA=="); private static final byte[] DEX_BYTES = Base64.getDecoder().decode( "ZGV4CjAzNQB0mzt6AAAAAAAAAAAAAAAAAAAAAAAAAAA8BAAAcAAAAHhWNBIAAAAAAAAAAHgDAAAX" + "AAAAcAAAAAoAAADMAAAAAwAAAPQAAAABAAAAGAEAAAUAAAAgAQAAAQAAAEgBAADUAgAAaAEAAGgB" + "AABwAQAAhwEAAJwBAAC1AQAAxAEAAOgBAAAIAgAAHwIAADMCAABJAgAAXQIAAHECAAB/AgAAigIA" + "AI0CAACRAgAAngIAAKQCAACpAgAAsgIAALcCAAC+AgAAAwAAAAQAAAAFAAAABgAAAAcAAAAIAAAA" + "CQAAAAoAAAALAAAADgAAAA4AAAAJAAAAAAAAAA8AAAAJAAAAyAIAAA8AAAAJAAAA0AIAAAgABAAS" + "AAAAAAAAAAAAAAAAAAEAFQAAAAQAAgATAAAABQAAAAAAAAAGAAAAFAAAAAAAAAAAAAAABQAAAAAA" + "AAAMAAAAaAMAADwDAAAAAAAABjxpbml0PgAVR29vZGJ5ZSAtIFRyYW5zZm9ybWVkABNIZWxsbyAt" + "IFRyYW5zZm9ybWVkABdMYXJ0L1Rlc3Q5NDYkVHJhbnNmb3JtOwANTGFydC9UZXN0OTQ2OwAiTGRh" + "bHZpay9hbm5vdGF0aW9uL0VuY2xvc2luZ0NsYXNzOwAeTGRhbHZpay9hbm5vdGF0aW9uL0lubmVy" + "Q2xhc3M7ABVMamF2YS9pby9QcmludFN0cmVhbTsAEkxqYXZhL2xhbmcvT2JqZWN0OwAUTGphdmEv" + "bGFuZy9SdW5uYWJsZTsAEkxqYXZhL2xhbmcvU3RyaW5nOwASTGphdmEvbGFuZy9TeXN0ZW07AAxU" + "ZXN0OTQ2LmphdmEACVRyYW5zZm9ybQABVgACVkwAC2FjY2Vzc0ZsYWdzAARuYW1lAANvdXQAB3By" + "aW50bG4AA3J1bgAFc2F5SGkABXZhbHVlAAAAAAEAAAAGAAAAAQAAAAcAAAAFAAcOAAcBAAcOAQgP" + "AQMPAQgPAAEAAQABAAAA2AIAAAQAAABwEAMAAAAOAAQAAgACAAAA3QIAABQAAABiAAAAGwECAAAA" + "biACABAAchAEAAMAYgAAABsBAQAAAG4gAgAQAA4AAAABAQCAgATsBQEBhAYAAAICARYYAQIDAhAE" + "CBEXDQACAAAATAMAAFIDAABcAwAAAAAAAAAAAAAAAAAAEAAAAAAAAAABAAAAAAAAAAEAAAAXAAAA" + "cAAAAAIAAAAKAAAAzAAAAAMAAAADAAAA9AAAAAQAAAABAAAAGAEAAAUAAAAFAAAAIAEAAAYAAAAB" + "AAAASAEAAAIgAAAXAAAAaAEAAAEQAAACAAAAyAIAAAMgAAACAAAA2AIAAAEgAAACAAAA7AIAAAAg" + "AAABAAAAPAMAAAQgAAACAAAATAMAAAMQAAABAAAAXAMAAAYgAAABAAAAaAMAAAAQAAABAAAAeAMA" + "AA=="); public static void run() { doTest(new Transform()); } static class DoRedefinitionClass implements Runnable { @Override public void run() { System.out.println("transforming calling function"); Redefinition.doCommonClassRedefinition(Transform.class, CLASS_BYTES, DEX_BYTES); throw new Error("Throwing exception into an obsolete method!"); } } public static void doTest(Transform t) { t.sayHi(() -> { System.out.println("Not doing anything here"); }); try { t.sayHi(new DoRedefinitionClass()); } catch (Throwable e) { System.out.println("Received error : " + e); e.printStackTrace(System.out); } t.sayHi(() -> { System.out.println("Not doing anything here"); }); } }