1 /* 2 * Copyright (C) 2017 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 java.util.Base64; 18 19 class NewField { 20 // The following is a base64 encoding of the following class. 21 // class Transform { 22 // private Object field; 23 // public void sayHi(String name) { 24 // throw new Error("Should not be called!"); 25 // } 26 // } 27 private static final byte[] CLASS_BYTES = Base64.getDecoder().decode( 28 "yv66vgAAADQAFwoABgARBwASCAATCgACABQHABUHABYBAAVmaWVsZAEAEkxqYXZhL2xhbmcvT2Jq" + 29 "ZWN0OwEABjxpbml0PgEAAygpVgEABENvZGUBAA9MaW5lTnVtYmVyVGFibGUBAAVzYXlIaQEAFShM" + 30 "amF2YS9sYW5nL1N0cmluZzspVgEAClNvdXJjZUZpbGUBAA5UcmFuc2Zvcm0uamF2YQwACQAKAQAP" + 31 "amF2YS9sYW5nL0Vycm9yAQAVU2hvdWxkIG5vdCBiZSBjYWxsZWQhDAAJAA4BAAlUcmFuc2Zvcm0B" + 32 "ABBqYXZhL2xhbmcvT2JqZWN0ACAABQAGAAAAAQACAAcACAAAAAIAAAAJAAoAAQALAAAAHQABAAEA" + 33 "AAAFKrcAAbEAAAABAAwAAAAGAAEAAAABAAEADQAOAAEACwAAACIAAwACAAAACrsAAlkSA7cABL8A" + 34 "AAABAAwAAAAGAAEAAAAEAAEADwAAAAIAEA=="); 35 private static final byte[] DEX_BYTES = Base64.getDecoder().decode( 36 "ZGV4CjAzNQBNWknL2iyjim487p0EIH/8V5OjOeLgw5e0AgAAcAAAAHhWNBIAAAAAAAAAABQCAAAM" + 37 "AAAAcAAAAAUAAACgAAAAAgAAALQAAAABAAAAzAAAAAQAAADUAAAAAQAAAPQAAACgAQAAFAEAAFYB" + 38 "AABeAQAAawEAAH4BAACSAQAApgEAAL0BAADNAQAA0AEAANQBAADoAQAA7wEAAAEAAAACAAAAAwAA" + 39 "AAQAAAAHAAAABwAAAAQAAAAAAAAACAAAAAQAAABQAQAAAAACAAoAAAAAAAAAAAAAAAAAAQALAAAA" + 40 "AQABAAAAAAACAAAAAAAAAAAAAAAAAAAAAgAAAAAAAAAGAAAAAAAAAAECAAAAAAAAAQABAAEAAAD2" + 41 "AQAABAAAAHAQAwAAAA4ABAACAAIAAAD7AQAACQAAACIAAQAbAQUAAABwIAIAEAAnAAAAAQAAAAMA" + 42 "Bjxpbml0PgALTFRyYW5zZm9ybTsAEUxqYXZhL2xhbmcvRXJyb3I7ABJMamF2YS9sYW5nL09iamVj" + 43 "dDsAEkxqYXZhL2xhbmcvU3RyaW5nOwAVU2hvdWxkIG5vdCBiZSBjYWxsZWQhAA5UcmFuc2Zvcm0u" + 44 "amF2YQABVgACVkwAEmVtaXR0ZXI6IGphY2stNC4yMgAFZmllbGQABXNheUhpAAEABw4ABAEABw4A" + 45 "AAEBAQACAICABJQCAQGsAgAAAA0AAAAAAAAAAQAAAAAAAAABAAAADAAAAHAAAAACAAAABQAAAKAA" + 46 "AAADAAAAAgAAALQAAAAEAAAAAQAAAMwAAAAFAAAABAAAANQAAAAGAAAAAQAAAPQAAAABIAAAAgAA" + 47 "ABQBAAABEAAAAQAAAFABAAACIAAADAAAAFYBAAADIAAAAgAAAPYBAAAAIAAAAQAAAAECAAAAEAAA" + 48 "AQAAABQCAAA="); 49 doTest(Transform t)50 public static void doTest(Transform t) { 51 t.sayHi("NewField"); 52 try { 53 Main.doCommonClassRedefinition(Transform.class, CLASS_BYTES, DEX_BYTES); 54 } catch (Exception e) { 55 System.out.println( 56 "Transformation error : " + e.getClass().getName() + "(" + e.getMessage() + ")"); 57 } 58 t.sayHi("NewField"); 59 } 60 } 61