1 /* 2 * Copyright (c) 2024 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_DISTRIBUTED_DATA_PASTEBOARD_ADAPTER_DATA_SHARE_DELEGATE_H 17 #define OHOS_DISTRIBUTED_DATA_PASTEBOARD_ADAPTER_DATA_SHARE_DELEGATE_H 18 19 #include "datashare_helper.h" 20 21 namespace OHOS::MiscServices { 22 using ChangeInfo = DataShare::DataShareObserver::ChangeInfo; 23 class DataShareDelegate { 24 public: 25 static DataShareDelegate &GetInstance(); 26 int32_t RegisterObserver(const std::string &key, sptr<AAFwk::IDataAbilityObserver> observer); 27 int32_t UnregisterObserver(const std::string &key, sptr<AAFwk::IDataAbilityObserver> observer); 28 int32_t GetValue(const std::string &key, std::string &value); 29 void SetUserId(int32_t userId); 30 31 private: 32 DataShareDelegate() = default; 33 ~DataShareDelegate() = default; 34 DISALLOW_COPY_AND_MOVE(DataShareDelegate); 35 36 static void Initialize(); 37 bool ReleaseDataShareHelper(std::shared_ptr<DataShare::DataShareHelper> helper); 38 std::shared_ptr<DataShare::DataShareHelper> CreateDataShareHelper(); 39 Uri MakeUri(const std::string &key); 40 41 static std::mutex mutex_; 42 static DataShareDelegate *instance_; 43 static sptr<IRemoteObject> remoteObj_; 44 std::string userId_ = "100"; 45 }; 46 } // namespace OHOS::MiscServices 47 48 #endif // OHOS_DISTRIBUTED_DATA_PASTEBOARD_ADAPTER_DATA_SHARE_DELEGATE_H