1 /* 2 * Copyright (C) 2019 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 package android.app.appops.cts 18 19 import android.app.Activity 20 import android.os.Bundle 21 import java.util.concurrent.locks.ReentrantLock 22 import kotlin.concurrent.withLock 23 24 class UidStateForceActivity : Activity() { 25 companion object { 26 private val lock = ReentrantLock() 27 private val condition = lock.newCondition() 28 private var isActivityResumed = false 29 private var isActivityDestroyed = false; 30 31 var instance: UidStateForceActivity? = null 32 waitForResumednull33 fun waitForResumed() { 34 lock.withLock { 35 while (!isActivityResumed) { 36 condition.await() 37 } 38 } 39 } 40 waitForDestroyednull41 fun waitForDestroyed() { 42 lock.withLock { 43 while (!isActivityDestroyed) { 44 condition.await() 45 } 46 } 47 } 48 } 49 onCreatenull50 override fun onCreate(savedInstanceState: Bundle?) { 51 super.onCreate(savedInstanceState) 52 53 instance = this 54 } 55 onResumenull56 override fun onResume() { 57 super.onResume() 58 59 lock.withLock { 60 isActivityResumed = true 61 condition.signalAll() 62 } 63 } 64 onPausenull65 override fun onPause() { 66 super.onPause() 67 68 lock.withLock { 69 isActivityResumed = false 70 } 71 } 72 onDestroynull73 override fun onDestroy() { 74 super.onDestroy() 75 76 lock.withLock { 77 isActivityDestroyed = true 78 condition.signalAll() 79 } 80 } 81 } 82