1 /* 2 * Copyright (C) 2021 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.lang.reflect.Method; 18 19 public class Main { 20 main(String args[])21 public static void main(String args[]) throws Exception { 22 b2302318Test(); 23 } 24 b2302318Test()25 static void b2302318Test() { 26 SpinThread st = new SpinThread(); 27 st.setDaemon(true); 28 st.start(); 29 Thread.yield(); 30 Runtime.getRuntime().gc(); 31 } 32 33 } 34 class SpinThread extends Thread { run()35 public void run() { 36 try { 37 Class<?> cls = Class.forName("SmaliClass"); 38 cls.getDeclaredMethod("gotoZero").invoke(null); 39 } catch (Exception e) { 40 throw new Error(e); 41 } 42 } 43 } 44