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 NATIVE_RDB_SQL_UTILS_H
17 #define NATIVE_RDB_SQL_UTILS_H
18 #include "abs_rdb_predicates.h"
19 
20 namespace OHOS {
21 namespace NativeRdb {
22 class API_EXPORT RdbSqlUtils {
23 public:
24     /**
25      * @brief create data base directory.
26      */
27     static int CreateDirectory(const std::string &databaseDir);
28 
29     /**
30      * @brief get custom data base path.
31      */
32     static std::pair<std::string, int> GetDefaultDatabasePath(const std::string &baseDir,
33         const std::string &name, const std::string &customDir = "");
34 
35     /**
36      * @brief get default data base path.
37      */
38     static std::string GetDefaultDatabasePath(const std::string &baseDir, const std::string &name, int &errorCode);
39 
40     /**
41      * @brief build query sql string.
42      */
43     static std::string BuildQueryString(const AbsRdbPredicates &predicates, const std::vector<std::string> &columns);
44 };
45 } // namespace NativeRdb
46 } // namespace OHOS
47 
48 #endif
49