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/*
* 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 art.Redefinition;
import java.util.Base64;
public class Main {
static abstract class TransformAbstract {
public abstract void doSayHi();
public void sayHi() {
System.out.println("hello");
}
}
static final class TransformConcrete extends TransformAbstract {
public final void doSayHi() {
System.out.print("Running sayHi() - ");
sayHi();
}
}
public static native void ensureJitCompiled(Class k, String m);
/**
* base64 encoded class/dex file for
* static abstract class TransformAbstract {
* public abstract void doSayHi();
* public void sayHi() {
* System.out.println("Goodbye");
* }
* }
*/
private static final byte[] CLASS_BYTES = Base64.getDecoder().decode(
"yv66vgAAADQAIQoABgAPCQAQABEIABIKABMAFAcAFgcAGQEABjxpbml0PgEAAygpVgEABENvZGUB" +
"AA9MaW5lTnVtYmVyVGFibGUBAAdkb1NheUhpAQAFc2F5SGkBAApTb3VyY2VGaWxlAQAJTWFpbi5q" +
"YXZhDAAHAAgHABoMABsAHAEAB0dvb2RieWUHAB0MAB4AHwcAIAEAFk1haW4kVHJhbnNmb3JtQWJz" +
"dHJhY3QBABFUcmFuc2Zvcm1BYnN0cmFjdAEADElubmVyQ2xhc3NlcwEAEGphdmEvbGFuZy9PYmpl" +
"Y3QBABBqYXZhL2xhbmcvU3lzdGVtAQADb3V0AQAVTGphdmEvaW8vUHJpbnRTdHJlYW07AQATamF2" +
"YS9pby9QcmludFN0cmVhbQEAB3ByaW50bG4BABUoTGphdmEvbGFuZy9TdHJpbmc7KVYBAARNYWlu" +
"BCAABQAGAAAAAAADAAAABwAIAAEACQAAAB0AAQABAAAABSq3AAGxAAAAAQAKAAAABgABAAAAHAQB" +
"AAsACAAAAAEADAAIAAEACQAAACUAAgABAAAACbIAAhIDtgAEsQAAAAEACgAAAAoAAgAAAB8ACAAg" +
"AAIADQAAAAIADgAYAAAACgABAAUAFQAXBAg=");
private static final byte[] DEX_BYTES = Base64.getDecoder().decode(
"ZGV4CjAzNQCQkoTiKzIz0l96rtsnUxdY4Kwx+YINWFHEAwAAcAAAAHhWNBIAAAAAAAAAAAADAAAV" +
"AAAAcAAAAAkAAADEAAAAAgAAAOgAAAABAAAAAAEAAAUAAAAIAQAAAQAAADABAAB0AgAAUAEAAKoB" +
"AACyAQAAuwEAANUBAADdAQAAAQIAACECAAA4AgAATAIAAGACAAB0AgAAfwIAAJICAACVAgAAmQIA" +
"AKYCAACvAgAAtQIAALoCAADDAgAAygIAAAIAAAADAAAABAAAAAUAAAAGAAAABwAAAAgAAAAJAAAA" +
"DAAAAAwAAAAIAAAAAAAAAA0AAAAIAAAApAEAAAcABAARAAAAAAAAAAAAAAAAAAAADwAAAAAAAAAT" +
"AAAABAABABIAAAAFAAAAAAAAAAAAAAAABAAABQAAAAAAAAAKAAAAlAEAAOwCAAAAAAAAAgAAANwC" +
"AADiAgAAAQABAAEAAADRAgAABAAAAHAQBAAAAA4AAwABAAIAAADWAgAACAAAAGIAAAAaAQEAbiAD" +
"ABAADgBQAQAAAAAAAAAAAAAAAAAAAQAAAAYABjxpbml0PgAHR29vZGJ5ZQAYTE1haW4kVHJhbnNm" +
"b3JtQWJzdHJhY3Q7AAZMTWFpbjsAIkxkYWx2aWsvYW5ub3RhdGlvbi9FbmNsb3NpbmdDbGFzczsA" +
"HkxkYWx2aWsvYW5ub3RhdGlvbi9Jbm5lckNsYXNzOwAVTGphdmEvaW8vUHJpbnRTdHJlYW07ABJM" +
"amF2YS9sYW5nL09iamVjdDsAEkxqYXZhL2xhbmcvU3RyaW5nOwASTGphdmEvbGFuZy9TeXN0ZW07" +
"AAlNYWluLmphdmEAEVRyYW5zZm9ybUFic3RyYWN0AAFWAAJWTAALYWNjZXNzRmxhZ3MAB2RvU2F5" +
"SGkABG5hbWUAA291dAAHcHJpbnRsbgAFc2F5SGkABXZhbHVlABwABw4AHwAHDngAAgIBFBgBAgMC" +
"DiQIBBAXCwAAAQIAgIAE3AIBgQgAAQH0AgAAEAAAAAAAAAABAAAAAAAAAAEAAAAVAAAAcAAAAAIA" +
"AAAJAAAAxAAAAAMAAAACAAAA6AAAAAQAAAABAAAAAAEAAAUAAAAFAAAACAEAAAYAAAABAAAAMAEA" +
"AAMQAAABAAAAUAEAAAEgAAACAAAAXAEAAAYgAAABAAAAlAEAAAEQAAABAAAApAEAAAIgAAAVAAAA" +
"qgEAAAMgAAACAAAA0QIAAAQgAAACAAAA3AIAAAAgAAABAAAA7AIAAAAQAAABAAAAAAMAAA==");
public static void main(String[] args) throws Exception {
System.loadLibrary(args[0]);
Redefinition.setTestConfiguration(Redefinition.Config.COMMON_REDEFINE);
ensureJitCompiled(TransformAbstract.class, "sayHi");
ensureJitCompiled(TransformConcrete.class, "doSayHi");
TransformAbstract t1 = new TransformConcrete();
t1.doSayHi();
assertSingleImplementation(TransformAbstract.class, "doSayHi", true);
System.out.println("redefining TransformAbstract");
Redefinition.doCommonClassRedefinition(TransformAbstract.class, CLASS_BYTES, DEX_BYTES);
t1.doSayHi();
}
private static native boolean hasSingleImplementation(Class<?> clazz, String method_name);
private static void assertSingleImplementation(Class<?> clazz, String method_name, boolean b) {
if (hasSingleImplementation(clazz, method_name) != b) {
System.out.println(clazz + "." + method_name +
" doesn't have single implementation value of " + b);
}
}
}
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