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 DISTRIBUTEDDATAMGR_DIRECTORY_MANAGER_H 17 #define DISTRIBUTEDDATAMGR_DIRECTORY_MANAGER_H 18 19 #include <map> 20 #include <memory> 21 22 #include "metadata/store_meta_data.h" 23 #include "visibility.h" 24 namespace OHOS::DistributedData { 25 class DirectoryManager { 26 public: 27 static constexpr uint32_t INVALID_VERSION = 0xFFFFFFFF; 28 struct Strategy { 29 bool autoCreate = false; 30 uint32_t version = 0; 31 std::string pattern; 32 std::string metaPath; 33 std::string clonePath; 34 }; 35 struct StoreType { 36 std::vector<int32_t> range; 37 std::string type; 38 }; 39 API_EXPORT static DirectoryManager &GetInstance(); 40 API_EXPORT std::string GetStorePath(const StoreMetaData &metaData, uint32_t version = INVALID_VERSION); 41 API_EXPORT std::string GetSecretKeyPath(const StoreMetaData &metaData, uint32_t version = INVALID_VERSION); 42 API_EXPORT std::string GetStoreBackupPath(const StoreMetaData &metaData, uint32_t version = INVALID_VERSION); 43 API_EXPORT std::string GetClonePath(const std::string &userId, uint32_t version = INVALID_VERSION); 44 API_EXPORT std::string GetMetaStorePath(uint32_t version = INVALID_VERSION); 45 API_EXPORT std::string GetMetaBackupPath(uint32_t version = INVALID_VERSION); 46 API_EXPORT std::vector<uint32_t> GetVersions(); 47 API_EXPORT void Initialize(const std::vector<Strategy> &strategies, const std::vector<StoreType> &storeTypes); 48 API_EXPORT bool CreateDirectory(const std::string &path) const; 49 50 private: 51 using Action = std::string (DirectoryManager::*)(const StoreMetaData &) const; 52 struct StrategyImpl { 53 bool autoCreate = false; 54 uint32_t version; 55 std::string metaPath; 56 std::string clonePath; 57 std::vector<std::string> path; 58 std::vector<Action> pipes; 59 }; 60 61 DirectoryManager(); 62 std::string GetType(const StoreMetaData &metaData) const; 63 std::string GetStore(const StoreMetaData &metaData) const; 64 std::string GetSecurity(const StoreMetaData &metaData) const; 65 std::string GetArea(const StoreMetaData &metaData) const; 66 std::string GetUserId(const StoreMetaData &metaData) const; 67 std::string GetBundleName(const StoreMetaData &metaData) const; 68 std::string GetHapName(const StoreMetaData &metaData) const; 69 std::string GetCustomDir(const StoreMetaData &metaData) const; 70 std::vector<std::string> Split(const std::string &source, const std::string &pattern) const; 71 int32_t GetVersionIndex(uint32_t version) const; 72 std::string GenPath(const StoreMetaData &metaData, uint32_t version, const std::string &exPath = "") const; 73 const std::map<std::string, Action> actions_; 74 std::vector<StrategyImpl> strategies_; 75 std::vector<StoreType> storeTypes_; 76 }; 77 } // namespace OHOS::DistributedData 78 #endif // DISTRIBUTEDDATAMGR_DIRECTORY_MANAGER_H 79