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1 | // Licensed to the Apache Software Foundation (ASF) under one |
2 | // or more contributor license agreements. See the NOTICE file | |
3 | // distributed with this work for additional information | |
4 | // regarding copyright ownership. The ASF licenses this file | |
5 | // to you under the Apache License, Version 2.0 (the | |
6 | // "License"); you may not use this file except in compliance | |
7 | // with the License. You may obtain a copy of the License at | |
8 | // | |
9 | // http://www.apache.org/licenses/LICENSE-2.0 | |
10 | // | |
11 | // Unless required by applicable law or agreed to in writing, | |
12 | // software distributed under the License is distributed on an | |
13 | // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
14 | // KIND, either express or implied. See the License for the | |
15 | // specific language governing permissions and limitations | |
16 | // under the License. | |
17 | ||
18 | #pragma once | |
19 | ||
20 | #include <memory> | |
21 | ||
22 | #include "arrow/result.h" | |
23 | #include "arrow/util/string_view.h" | |
24 | #include "arrow/util/visibility.h" | |
25 | ||
26 | namespace arrow { | |
27 | namespace json { | |
28 | namespace internal { | |
29 | ||
30 | /// This class is a helper to parse a json object from a string. | |
31 | /// It uses rapidjson::Document in implementation. | |
32 | class ARROW_EXPORT ObjectParser { | |
33 | public: | |
34 | ObjectParser(); | |
35 | ~ObjectParser(); | |
36 | ||
37 | Status Parse(arrow::util::string_view json); | |
38 | ||
39 | Result<std::string> GetString(const char* key) const; | |
40 | Result<bool> GetBool(const char* key) const; | |
41 | ||
42 | private: | |
43 | class Impl; | |
44 | std::unique_ptr<Impl> impl_; | |
45 | }; | |
46 | ||
47 | } // namespace internal | |
48 | } // namespace json | |
49 | } // namespace arrow |