/* * 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. */ import java.util.Base64; class Unmodifiable { // The following is a base64 encoding of a valid class file. private static final byte[] CLASS_BYTES = Base64.getDecoder().decode( "yv66vgAAADQAFQoABgAPBwAQCAARCgACABIHABMHABQBAAY8aW5pdD4BAAMoKVYBAARDb2RlAQAP" + "TGluZU51bWJlclRhYmxlAQAFc2F5SGkBABUoTGphdmEvbGFuZy9TdHJpbmc7KVYBAApTb3VyY2VG" + "aWxlAQAOVHJhbnNmb3JtLmphdmEMAAcACAEAD2phdmEvbGFuZy9FcnJvcgEAFVNob3VsZCBub3Qg" + "YmUgY2FsbGVkIQwABwAMAQAJVHJhbnNmb3JtAQAQamF2YS9sYW5nL09iamVjdAAgAAUABgAAAAAA" + "AgAAAAcACAABAAkAAAAdAAEAAQAAAAUqtwABsQAAAAEACgAAAAYAAQAAAAIAAAALAAwAAQAJAAAA" + "IgADAAIAAAAKuwACWRIDtwAEvwAAAAEACgAAAAYAAQAAAAQAAQANAAAAAgAO"); private static final byte[] DEX_BYTES = Base64.getDecoder().decode( "ZGV4CjAzNQCrV81cy4Q+YKMMMqc0bZEO5Y1X5u7irPeQAgAAcAAAAHhWNBIAAAAAAAAAAPwBAAAL" + "AAAAcAAAAAUAAACcAAAAAgAAALAAAAAAAAAAAAAAAAQAAADIAAAAAQAAAOgAAACIAQAACAEAAEoB" + "AABSAQAAXwEAAHIBAACGAQAAmgEAALEBAADBAQAAxAEAAMgBAADcAQAAAQAAAAIAAAADAAAABAAA" + "AAcAAAAHAAAABAAAAAAAAAAIAAAABAAAAEQBAAAAAAAAAAAAAAAAAQAKAAAAAQABAAAAAAACAAAA" + "AAAAAAAAAAAAAAAAAgAAAAAAAAAGAAAAAAAAAO4BAAAAAAAAAQABAAEAAADjAQAABAAAAHAQAwAA" + "AA4ABAACAAIAAADoAQAACQAAACIAAQAbAQUAAABwIAIAEAAnAAAAAQAAAAMABjxpbml0PgALTFRy" + "YW5zZm9ybTsAEUxqYXZhL2xhbmcvRXJyb3I7ABJMamF2YS9sYW5nL09iamVjdDsAEkxqYXZhL2xh" + "bmcvU3RyaW5nOwAVU2hvdWxkIG5vdCBiZSBjYWxsZWQhAA5UcmFuc2Zvcm0uamF2YQABVgACVkwA" + "EmVtaXR0ZXI6IGphY2stNC4yNAAFc2F5SGkAAgAHDgAEAQAHDgAAAAEBAICABIgCAQCgAgwAAAAA" + "AAAAAQAAAAAAAAABAAAACwAAAHAAAAACAAAABQAAAJwAAAADAAAAAgAAALAAAAAFAAAABAAAAMgA" + "AAAGAAAAAQAAAOgAAAABIAAAAgAAAAgBAAABEAAAAQAAAEQBAAACIAAACwAAAEoBAAADIAAAAgAA" + "AOMBAAAAIAAAAQAAAO4BAAAAEAAAAQAAAPwBAAA="); public static void doTest(Transform[] ts) { ts[0].sayHi("Unmodifiable"); try { Main.doCommonClassRedefinition(Transform[].class, CLASS_BYTES, DEX_BYTES); } catch (Exception e) { System.out.println( "Transformation error : " + e.getClass().getName() + "(" + e.getMessage() + ")"); } ts[0].sayHi("Unmodifiable"); } }