1/*
2 * Copyright (c) 2022-2023 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 MISCDEVICE_JSON_PARSER_H
17#define MISCDEVICE_JSON_PARSER_H
18
19#include <cstdint>
20#include <string>
21#include <vector>
22
23#include "cJSON.h"
24
25#include "raw_file_descriptor.h"
26
27namespace OHOS {
28namespace Sensors {
29class JsonParser {
30public:
31    explicit JsonParser(const std::string &filePath);
32    explicit JsonParser(const RawFileDescriptor &rawFd);
33    ~JsonParser();
34    int32_t ParseJsonArray(cJSON *json, const std::string &key, std::vector<std::string> &vals) const;
35    int32_t ParseJsonArray(const std::string &key, std::vector<std::string> &vals) const;
36    bool HasObjectItem(cJSON *json, const std::string &key) const;
37    bool HasObjectItem(const std::string &key) const;
38    cJSON *GetObjectItem(cJSON *json, const std::string &key) const;
39    cJSON *GetObjectItem(const std::string &key) const;
40    bool IsArray(cJSON *json) const;
41    int32_t GetArraySize(cJSON *json) const;
42    cJSON *GetArrayItem(cJSON *json, int32_t index) const;
43    int32_t GetIntValue(cJSON *json) const;
44    double GetDoubleValue(cJSON *json) const;
45    std::string GetStringValue(cJSON *json) const;
46
47private:
48    cJSON *cJson_ = nullptr;
49};
50} // namespace Sensors
51} // namespace OHOS
52#endif // MISCDEVICE_JSON_PARSER_H