1 /* 2 * Copyright (c) 2021 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 NATIVE_RDB_RDB_HELPER_H 17 #define NATIVE_RDB_RDB_HELPER_H 18 19 #include <memory> 20 #include <string> 21 #include <mutex> 22 #include "rdb_open_callback.h" 23 #include "rdb_store.h" 24 #include "rdb_store_config.h" 25 26 namespace OHOS { 27 namespace NativeRdb { 28 29 class RdbHelper final { 30 public: 31 static std::shared_ptr<RdbStore> GetRdbStore( 32 const RdbStoreConfig &config, int version, RdbOpenCallback &openCallback, int &errCode); 33 static int DeleteRdbStore(const std::string &path); 34 static void ClearCache(); 35 36 private: 37 static int ProcessOpenCallback( 38 RdbStore &rdbStore, const RdbStoreConfig &config, int version, RdbOpenCallback &openCallback); 39 static std::mutex mutex_; 40 static std::map<std::string, std::shared_ptr<RdbStore>> storeCache_; 41 }; 42 43 } // namespace NativeRdb 44 } // namespace OHOS 45 #endif 46