1 /* 2 * Copyright (C) 2024 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 package com.android.hoststubgen.test.tinyframework; 17 18 import android.hosttest.annotation.HostSideTestWholeClassKeep; 19 20 import java.util.concurrent.atomic.AtomicBoolean; 21 22 @HostSideTestWholeClassKeep 23 public class TinyFrameworkMethodCallReplace { 24 // This method should return true. nonStaticMethodCallReplaceTester()25 public static boolean nonStaticMethodCallReplaceTester() throws Exception { 26 final AtomicBoolean ab = new AtomicBoolean(false); 27 28 Thread th = new Thread(() -> { 29 ab.set(Thread.currentThread().isDaemon()); 30 }); 31 // This Thread.start() call will be redirected to ReplaceTo.startThread() 32 // (because of the policy file directive) which will make the thread "daemon" and start it. 33 th.start(); 34 th.join(); 35 36 return ab.get(); // This should be true. 37 } 38 staticMethodCallReplaceTester()39 public static int staticMethodCallReplaceTester() { 40 // This method call will be replaced with ReplaceTo.add(). 41 return originalAdd(1, 2); 42 } 43 originalAdd(int a, int b)44 private static int originalAdd(int a, int b) { 45 return a + b - 1; // Original is broken. 46 } 47 48 public static class ReplaceTo { startThread(Thread thread)49 public static void startThread(Thread thread) { 50 thread.setDaemon(true); 51 thread.start(); 52 } 53 add(int a, int b)54 public static int add(int a, int b) { 55 return a + b; 56 } 57 } 58 } 59