1 /*
2  * Copyright (c) 2024 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_ABILITY_RUNTIME_JSON_UTILS_H
17 #define OHOS_ABILITY_RUNTIME_JSON_UTILS_H
18 
19 #include <string>
20 #include <map>
21 
22 #include "nlohmann/json.hpp"
23 #include "singleton.h"
24 
25 namespace OHOS {
26 namespace AAFwk {
27 class JsonUtils {
28 public:
GetInstance()29     static JsonUtils &GetInstance()
30     {
31         static JsonUtils instance;
32         return instance;
33     }
34     ~JsonUtils() = default;
35     bool LoadConfiguration(const std::string& path, nlohmann::json& jsonBuf, const std::string& defaultPath = "");
36 
37 private:
38     std::string GetConfigPath(const std::string& path, const std::string& defaultPath);
39     bool ReadFileInfoJson(const std::string &filePath, nlohmann::json &jsonBuf);
40     JsonUtils() = default;
41     DISALLOW_COPY_AND_MOVE(JsonUtils);
42 };
43 }  // namespace AAFwk
44 }  // namespace OHOS
45 #endif  // OHOS_ABILITY_RUNTIME_JSON_UTILS_H