1 /* 2 * Copyright (c) 2022 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_FORM_FWK_FORM_RDB_DATA_MGR_H 17 #define OHOS_FORM_FWK_FORM_RDB_DATA_MGR_H 18 19 #include <vector> 20 #include <unordered_map> 21 #include <singleton.h> 22 #include <string> 23 #include "form_constants.h" 24 #include "rdb_errno.h" 25 #include "rdb_helper.h" 26 #include "rdb_open_callback.h" 27 #include "rdb_store_config.h" 28 #include "form_mgr_errors.h" 29 30 namespace OHOS { 31 namespace AppExecFwk { 32 struct FormRdbConfig { 33 std::string dbPath { Constants::FORM_MANAGER_SERVICE_PATH }; 34 std::string dbName { Constants::FORM_RDB_NAME }; 35 std::string tableName { Constants::FORM_RDB_TABLE_NAME }; 36 std::string journalMode { Constants::FORM_JOURNAL_MODE }; 37 std::string syncMode { Constants::FORM_SYNC_MODE }; 38 int32_t version { Constants::FORM_RDB_VERSION }; 39 }; 40 class RdbStoreDataCallBackFormInfoStorage : public NativeRdb::RdbOpenCallback { 41 public: 42 RdbStoreDataCallBackFormInfoStorage(const FormRdbConfig &formRdbConfig); 43 44 virtual ~RdbStoreDataCallBackFormInfoStorage(); 45 46 int32_t OnCreate(NativeRdb::RdbStore &rdbStore) override; 47 48 int32_t OnUpgrade(NativeRdb::RdbStore &rdbStore, int32_t oldVersion, int32_t newVersion) override; 49 50 int32_t OnDowngrade(NativeRdb::RdbStore &rdbStore, int currentVersion, int targetVersion) override; 51 52 int32_t OnOpen(NativeRdb::RdbStore &rdbStore) override; 53 54 int32_t onCorruption(std::string databaseFile) override; 55 private: 56 FormRdbConfig formRdbConfig_; 57 bool hasTableInit_ = false; 58 }; 59 60 /** 61 * @class FormRdbDataMgr 62 * Form Rdb Data Manager. 63 */ 64 class FormRdbDataMgr { 65 public: 66 67 explicit FormRdbDataMgr(const FormRdbConfig &formRdbConfig); 68 69 ErrCode Init(); 70 71 /** 72 * @brief Insert the form data in DB. 73 * @param key The data Key. 74 * @return Returns ERR_OK on success, others on failure. 75 */ 76 ErrCode InsertData(const std::string &key, const std::string &value); 77 78 /** 79 * @brief Delete the form data in DB. 80 * @param key The data Key. 81 * @return Returns ERR_OK on success, others on failure. 82 */ 83 ErrCode DeleteData(const std::string &key); 84 85 /** 86 * @brief Query the form data in DB. 87 * @return Returns ERR_OK on success, others on failure. 88 */ 89 ErrCode QueryData(const std::string &key, std::unordered_map<std::string, std::string> &values); 90 91 /** 92 * @brief Query all the form data in DB. 93 * @return Returns ERR_OK on success, others on failure. 94 */ 95 ErrCode QueryAllData(std::unordered_map<std::string, std::string> &values); 96 97 private: 98 FormRdbConfig formRdbConfig_; 99 std::shared_ptr<NativeRdb::RdbStore> rdbStore_; 100 }; 101 } // namespace AppExecFwk 102 } // namespace OHOS 103 104 #endif // OHOS_FORM_FWK_FORM_RDB_DATA_MGR_H 105