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 SQLITE_HELPER_H 17#define SQLITE_HELPER_H 18 19#include <string> 20#include "statement.h" 21#include "sqlite3sym.h" 22 23namespace OHOS { 24namespace AccessControl { 25namespace SandboxManager { 26class SqliteHelper { 27public: 28 explicit SqliteHelper(const std::string &dbName, const std::string &dbPath, int32_t version); 29 virtual ~SqliteHelper(); 30 31 void Open(); 32 void Close(); 33 34 int32_t BeginTransaction() const; 35 int32_t CommitTransaction() const; 36 int32_t RollbackTransaction() const; 37 38 Statement Prepare(const std::string &sql) const; 39 int32_t ExecuteSql(const std::string &sql) const; 40 std::string SpitError() const; 41 42 virtual void OnCreate() = 0; 43 virtual void OnUpdate() = 0; 44 45private: 46 inline static const std::string PRAGMA_VERSION_COMMAND = "PRAGMA user_version"; 47 static const int32_t GENERAL_ERROR = -1; 48 49 const std::string dbName_; 50 const std::string dbPath_; 51 int32_t currentVersion_; 52 sqlite3* db_; 53 54 int32_t GetVersion() const; 55 void SetVersion() const; 56}; 57} // namespace SandboxManager 58} // namespace AccessControl 59} // namespace OHOS 60#endif // SQLITE_HELPER_H 61