1 /* 2 * Copyright (c) 2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef OHOS_ABILITY_RUNTIME_APP_STATE_OBSERVER_MANAGER_H 17 #define OHOS_ABILITY_RUNTIME_APP_STATE_OBSERVER_MANAGER_H 18 19 #include <map> 20 #include <mutex> 21 #include <string> 22 #include <unordered_map> 23 24 #include "ability_foreground_state_observer_interface.h" 25 #include "app_foreground_state_observer_interface.h" 26 #include "app_running_record.h" 27 #include "app_state_data.h" 28 #include "cpp/mutex.h" 29 #include "iapp_state_callback.h" 30 #include "iapplication_state_observer.h" 31 #include "page_state_data.h" 32 #include "permission_constants.h" 33 #include "permission_verification.h" 34 #include "singleton.h" 35 #include "task_handler_wrap.h" 36 #include "uri_permission_manager_client.h" 37 38 namespace OHOS { 39 namespace AppExecFwk { 40 struct AppStateObserverInfo { 41 int32_t uid = 0; 42 std::vector<std::string> bundleNames; 43 }; 44 45 using AppStateObserverMap = std::map<sptr<IApplicationStateObserver>, AppStateObserverInfo>; 46 using AppForegroundStateObserverMap = std::map<sptr<IAppForegroundStateObserver>, int32_t>; 47 using AbilityForegroundObserverMap = std::map<sptr<IAbilityForegroundStateObserver>, int32_t>; 48 49 enum class ObserverType { 50 APPLICATION_STATE_OBSERVER, 51 APP_FOREGROUND_STATE_OBSERVER, 52 ABILITY_FOREGROUND_STATE_OBSERVER, 53 }; 54 class AppStateObserverManager : public std::enable_shared_from_this<AppStateObserverManager> { 55 DECLARE_DELAYED_SINGLETON(AppStateObserverManager) 56 public: 57 void Init(); 58 int32_t RegisterApplicationStateObserver(const sptr<IApplicationStateObserver> &observer, 59 const std::vector<std::string> &bundleNameList = {}); 60 int32_t UnregisterApplicationStateObserver(const sptr<IApplicationStateObserver> &observer); 61 int32_t RegisterAppForegroundStateObserver(const sptr<IAppForegroundStateObserver> &observer); 62 int32_t UnregisterAppForegroundStateObserver(const sptr<IAppForegroundStateObserver> &observer); 63 int32_t RegisterAbilityForegroundStateObserver(const sptr<IAbilityForegroundStateObserver> &observer); 64 int32_t UnregisterAbilityForegroundStateObserver(const sptr<IAbilityForegroundStateObserver> &observer); 65 void StateChangedNotifyObserver( 66 const AbilityStateData abilityStateData, bool isAbility, bool isFromWindowFocusChanged); 67 void OnAppStateChanged(const std::shared_ptr<AppRunningRecord> &appRecord, const ApplicationState state, 68 bool needNotifyApp, bool isFromWindowFocusChanged); 69 void OnAppStarted(const std::shared_ptr<AppRunningRecord> &appRecord); 70 void OnAppStopped(const std::shared_ptr<AppRunningRecord> &appRecord); 71 void OnProcessCreated(const std::shared_ptr<AppRunningRecord> &appRecord, bool isPreload); 72 void OnProcessStateChanged(const std::shared_ptr<AppRunningRecord> &appRecord); 73 void OnRenderProcessCreated(const std::shared_ptr<RenderRecord> &RenderRecord); 74 void OnChildProcessCreated(std::shared_ptr<ChildProcessRecord> childRecord); 75 void OnProcessDied(const std::shared_ptr<AppRunningRecord> &appRecord); 76 void OnRenderProcessDied(const std::shared_ptr<RenderRecord> &renderRecord); 77 void OnChildProcessDied(std::shared_ptr<ChildProcessRecord> childRecord); 78 void OnProcessReused(const std::shared_ptr<AppRunningRecord> &appRecord); 79 void OnPageShow(const PageStateData pageStateData); 80 void OnPageHide(const PageStateData pageStateData); 81 void OnAppCacheStateChanged(const std::shared_ptr<AppRunningRecord> &appRecord, ApplicationState state); 82 private: 83 void HandleAppStateChanged(const std::shared_ptr<AppRunningRecord> &appRecord, const ApplicationState state, 84 bool needNotifyApp, bool isFromWindowFocusChanged); 85 void HandleOnAppStarted(const std::shared_ptr<AppRunningRecord> &appRecord); 86 void HandleOnAppStopped(const std::shared_ptr<AppRunningRecord> &appRecord); 87 void HandleStateChangedNotifyObserver( 88 const AbilityStateData abilityStateData, bool isAbility, bool isFromWindowFocusChanged); 89 void HandleOnAppProcessCreated(const std::shared_ptr<AppRunningRecord> &appRecord, bool isPreload); 90 void HandleOnRenderProcessCreated(const std::shared_ptr<RenderRecord> &RenderRecord); 91 void HandleOnChildProcessCreated(std::shared_ptr<ChildProcessRecord> childRecord); 92 void HandleOnAppProcessDied(const std::shared_ptr<AppRunningRecord> &appRecord); 93 void HandleOnRenderProcessDied(const std::shared_ptr<RenderRecord> &RenderRecord); 94 void HandleOnChildProcessDied(std::shared_ptr<ChildProcessRecord> childRecord); 95 bool ObserverExist(const sptr<IRemoteBroker> &observer); 96 bool IsAppForegroundObserverExist(const sptr<IRemoteBroker> &observer); 97 bool IsAbilityForegroundObserverExist(const sptr<IRemoteBroker> &observer); 98 void AddObserverDeathRecipient(const sptr<IRemoteBroker> &observer, const ObserverType &type); 99 void RemoveObserverDeathRecipient(const sptr<IRemoteBroker> &observer); 100 AppStateObserverMap GetAppStateObserverMapCopy(); 101 AppForegroundStateObserverMap GetAppForegroundStateObserverMapCopy(); 102 AbilityForegroundObserverMap GetAbilityForegroundObserverMapCopy(); 103 ProcessData WrapProcessData(const std::shared_ptr<AppRunningRecord> &appRecord); 104 ProcessData WrapRenderProcessData(const std::shared_ptr<RenderRecord> &renderRecord); 105 int32_t WrapChildProcessData(ProcessData &processData, std::shared_ptr<ChildProcessRecord> childRecord); 106 void OnObserverDied(const wptr<IRemoteObject> &remote, const ObserverType &type); 107 AppStateData WrapAppStateData(const std::shared_ptr<AppRunningRecord> &appRecord, 108 const ApplicationState state); 109 void HandleOnProcessCreated(const ProcessData &data); 110 void HandleOnProcessStateChanged(const std::shared_ptr<AppRunningRecord> &appRecord); 111 void HandleOnProcessDied(const ProcessData &data); 112 void HandleOnProcessResued(const std::shared_ptr<AppRunningRecord> &appRecord); 113 void HandleOnPageShow(const PageStateData pageStateData); 114 void HandleOnPageHide(const PageStateData pageStateData); 115 void HandleOnAppCacheStateChanged(const std::shared_ptr<AppRunningRecord> &appRecord, ApplicationState state); 116 void AddObserverCount(int32_t uid); 117 void DecreaseObserverCount(int32_t uid); 118 119 private: 120 std::shared_ptr<AAFwk::TaskHandlerWrap> handler_; 121 int32_t dummyCode_ = 0; 122 ffrt::mutex observerLock_; 123 AppStateObserverMap appStateObserverMap_; 124 ffrt::mutex appForegroundObserverLock_; 125 AppForegroundStateObserverMap appForegroundStateObserverMap_; 126 ffrt::mutex abilityForegroundObserverLock_; 127 AbilityForegroundObserverMap abilityForegroundObserverMap_; 128 ffrt::mutex recipientMapMutex_; 129 std::map<sptr<IRemoteObject>, sptr<IRemoteObject::DeathRecipient>> recipientMap_; 130 std::unordered_map<int32_t, int32_t> observerCountMap_; // <uid, count> 131 int32_t observerAmount_ = 0; 132 ffrt::mutex observerCountMapMutex_; 133 }; 134 } // namespace AppExecFwk 135 } // namespace OHOS 136 #endif // OHOS_ABILITY_RUNTIME_APP_STATE_OBSERVER_MANAGER_H 137