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 #include "database_manager.h" 16 17 namespace OHOS { 18 namespace FileManagement { 19 namespace CloudDisk { 20 using namespace std; GetInstance()21DatabaseManager &DatabaseManager::GetInstance() 22 { 23 static DatabaseManager instance_; 24 return instance_; 25 } 26 GetRdbStore(const string & bundleName,int32_t userId)27shared_ptr<CloudDiskRdbStore> DatabaseManager::GetRdbStore(const string &bundleName, int32_t userId) 28 { 29 std::unique_lock<std::shared_mutex> wLock(mapLock_, std::defer_lock); 30 string key = to_string(userId) + bundleName; 31 32 wLock.lock(); 33 if (rdbMap_.find(key) == rdbMap_.end()) { 34 rdbMap_[key] = make_shared<CloudDiskRdbStore>(bundleName, userId); 35 } 36 wLock.unlock(); 37 38 return rdbMap_[key]; 39 } 40 } // namespace CloudDisk 41 } // namespace FileManagement 42 } // namespace OHOS 43