1 /* 2 * Copyright (c) 2023 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 SERVICES_EDM_INCLUDE_DATABASE_EDM_RDB_DATA_MANAGER_H 17 #define SERVICES_EDM_INCLUDE_DATABASE_EDM_RDB_DATA_MANAGER_H 18 19 #include "rdb_helper.h" 20 21 namespace OHOS { 22 namespace EDM { 23 class EdmRdbDataManager { 24 public: 25 EdmRdbDataManager() = default; 26 ~EdmRdbDataManager() = default; 27 static std::shared_ptr<EdmRdbDataManager> GetInstance(); 28 bool CreateTable(const std::string &createTableSql); 29 bool Insert(const std::string &tableName, const NativeRdb::ValuesBucket &valuesBucket); 30 bool Delete(const NativeRdb::AbsRdbPredicates &predicates); 31 bool Update(const NativeRdb::ValuesBucket &valuesBucket, const NativeRdb::AbsRdbPredicates &predicates); 32 std::shared_ptr<NativeRdb::ResultSet> Query(const NativeRdb::AbsRdbPredicates &predicates, 33 const std::vector<std::string> &columns); 34 private: 35 static std::shared_ptr<NativeRdb::RdbStore> GetRdbStore(); 36 static std::shared_ptr<NativeRdb::RdbStore> rdbStore_; 37 static std::shared_ptr<EdmRdbDataManager> instance_; 38 static std::mutex mutexLock_; 39 }; 40 } // namespace EDM 41 } // namespace OHOS 42 43 #endif // SERVICES_EDM_INCLUDE_DATABASE_EDM_RDB_DATA_MANAGER_H