Ditto 3.0.10
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AbstractDocumentPath.hpp
1#ifndef _DITTO_ABSTRACT_DOCUMENT_PATH_
2#define _DITTO_ABSTRACT_DOCUMENT_PATH_
3
4#include "Helpers.hpp"
5#include "UpdateResult.hpp"
6#include "json.hpp"
7
8typedef struct CDocument CDocument_t;
9
13typedef bool (nlohmann::json::*json_callback)() const;
14namespace ditto {
15
22protected:
23 CDocument_t const *document;
24 DocumentId id;
25 std::string path;
26
38 AbstractDocumentPath(CDocument_t const *document, DocumentId id,
39 std::string initial_path);
40
49 AbstractDocumentPath(const AbstractDocumentPath *document_path,
50 std::string key);
51
59 AbstractDocumentPath(const AbstractDocumentPath *document_path,
60 std::size_t index);
61
67 AbstractDocumentPath(const AbstractDocumentPath *document_path);
68
77 template <typename T>
78 T get_primitive_or_default(T default_value, json_callback json_cb,
79 PathAccessorType path_type) const;
80
81 // TODO
82 template <typename T>
83 std::shared_ptr<T> get_object_or_default(json_callback json_cb,
84 PathAccessorType path_type) const;
85 // TODO
86 template <typename T>
87 std::shared_ptr<T>
88 get_mut_object_or_default(json_callback json_cb,
89 PathAccessorType path_type) const;
90
91public:
92 nlohmann::json get_json(PathAccessorType path_type) const;
103 AbstractDocumentPath operator[](std::string path);
104
116 AbstractDocumentPath operator[](std::size_t index);
117
127 std::string get_string_value() const;
128
137 int get_int_value() const;
138
147 double get_double_value() const;
148
157 float get_float_value() const;
158
167 bool get_bool_value() const;
168
178 nlohmann::json get_json() const;
179};
180
181} // namespace ditto
182
183#endif
Provides an interface to specify a path to a key in a document that you can then call various update ...
Definition AbstractDocumentPath.hpp:21
int get_int_value() const
Returns the value at the previously specified key in the document as an int. If the key was invalid a...
Definition AbstractDocumentPath.cpp:146
double get_double_value() const
Returns the value at the previously specified key in the document as a double. If the key was invalid...
Definition AbstractDocumentPath.cpp:151
std::shared_ptr< T > get_object_or_default(json_callback json_cb, PathAccessorType path_type) const
Helper function to retrieve crdt objects.
Definition AbstractDocumentPath.cpp:109
float get_float_value() const
Returns the value at the previously specified key in the document as a float. If the key was invalid ...
Definition AbstractDocumentPath.cpp:156
AbstractDocumentPath operator[](std::string path)
Used to specify a path to a key in the document that you can subscript further to access a nested key...
Definition AbstractDocumentPath.cpp:52
T get_primitive_or_default(T default_value, json_callback json_cb, PathAccessorType path_type) const
Get the primitive stored at a given path or the correspondign default value.
Definition AbstractDocumentPath.cpp:83
std::string get_string_value() const
Returns the value at the previously specified key in the document as a std::string....
Definition AbstractDocumentPath.cpp:141
bool get_bool_value() const
Returns the value at the previously specified key in the document as a bool. If the key was invalid a...
Definition AbstractDocumentPath.cpp:161
nlohmann::json get_json() const
Returns the value at the previously specified key in the document as a nlohmann::json object....
Definition AbstractDocumentPath.cpp:166
basic_json<> json
default JSON class
Definition json.hpp:2933
An identifier for a Document.
Definition DocumentId.hpp:21