1 /* 2 * Copyright (c) 2024-2025 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 DMS_DATASHARE_MANAGER_H 17 #define DMS_DATASHARE_MANAGER_H 18 19 #include <map> 20 21 #include "datashare_helper.h" 22 #include "data_ability_observer_stub.h" 23 #include "single_instance.h" 24 25 namespace OHOS { 26 namespace DistributedSchedule { 27 28 class SettingObserver : public AAFwk::DataAbilityObserverStub { 29 public: 30 SettingObserver(); 31 ~SettingObserver() override; 32 void OnChange() override; 33 34 using ObserverCallback = std::function<void()>; 35 void SetObserverCallback(ObserverCallback &observerCallback); 36 private: 37 ObserverCallback observerCallback_ = nullptr; 38 }; 39 40 class DataShareManager { 41 DECLARE_SINGLE_INSTANCE(DataShareManager); 42 43 public: 44 void RegisterObserver(const std::string &key, SettingObserver::ObserverCallback &observerCallback); 45 void UnregisterObserver(const std::string &key); 46 void UnInit(); 47 48 using ObserverCallback = std::function<void()>; 49 50 int32_t GetLocalAccountId(); 51 Uri AssembleUserSecureUri(int userId, const std::string& key); 52 std::atomic<bool> isCurrentContinueSwitchOn_ = true; 53 bool IsCurrentContinueSwitchOn(); 54 void SetCurrentContinueSwitch(bool status); 55 56 private: 57 std::shared_ptr<DataShare::DataShareHelper> CreateDataShareHelper(); 58 void RegisterObserver(SettingObserver::ObserverCallback &observerCallback); 59 60 private: 61 sptr<SettingObserver> observer_; 62 std::mutex observerMutex_; 63 std::mutex datashareMutex_; 64 }; 65 } // namespace DistributedSchedule 66 } // namespace OHOS 67 68 #endif // DMS_DATASHARE_MANAGER_H 69