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Real-time, ultra-low-latency audio and sensor processing system for BeagleBone Black
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JSONValue.h
1 /*
2  * File JSONValue.h part of the SimpleJSON Library - http://mjpa.in/json
3  *
4  * Copyright (C) 2010 Mike Anchor
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to deal
8  * in the Software without restriction, including without limitation the rights
9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10  * copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22  * THE SOFTWARE.
23  */
24 
25 #ifndef _JSONVALUE_H_
26 #define _JSONVALUE_H_
27 
28 #include <vector>
29 #include <string>
30 
31 #include "JSON.h"
32 
33 class JSON;
34 
35 enum JSONType { JSONType_Null, JSONType_String, JSONType_Bool, JSONType_Number, JSONType_Array, JSONType_Object };
36 
37 class JSONValue
38 {
39  friend class JSON;
40 
41  public:
42  JSONValue(/*NULL*/);
43  JSONValue(const wchar_t *m_char_value);
44  JSONValue(const std::wstring &m_string_value);
45  JSONValue(bool m_bool_value);
46  JSONValue(double m_number_value);
47  JSONValue(int m_integer_value);
48  JSONValue(const JSONArray &m_array_value);
49  JSONValue(const JSONObject &m_object_value);
50  JSONValue(const JSONValue &m_source);
51  ~JSONValue();
52 
53  bool IsNull() const;
54  bool IsString() const;
55  bool IsBool() const;
56  bool IsNumber() const;
57  bool IsArray() const;
58  bool IsObject() const;
59 
60  const std::wstring &AsString() const;
61  bool AsBool() const;
62  double AsNumber() const;
63  const JSONArray &AsArray() const;
64  const JSONObject &AsObject() const;
65 
66  std::size_t CountChildren() const;
67  bool HasChild(std::size_t index) const;
68  JSONValue *Child(std::size_t index);
69  bool HasChild(const wchar_t* name) const;
70  JSONValue *Child(const wchar_t* name);
71  std::vector<std::wstring> ObjectKeys() const;
72 
73  std::wstring Stringify(bool const prettyprint = false) const;
74  protected:
75  static JSONValue *Parse(const wchar_t **data);
76 
77  private:
78  static std::wstring StringifyString(const std::wstring &str);
79  std::wstring StringifyImpl(size_t const indentDepth) const;
80  static std::wstring Indent(size_t depth);
81 
82  JSONType type;
83 
84  union
85  {
86  bool bool_value;
87  double number_value;
88  std::wstring *string_value;
89  JSONArray *array_value;
90  JSONObject *object_value;
91  };
92 
93 };
94 
95 #endif
Definition: JSON.h:95
Definition: JSONValue.h:37