forked from bblanchon/ArduinoJson
83 lines
2.3 KiB
C++
83 lines
2.3 KiB
C++
// Copyright Benoit Blanchon 2014
|
|
// MIT License
|
|
//
|
|
// Arduino JSON library
|
|
// https://github.com/bblanchon/ArduinoJson
|
|
|
|
#pragma once
|
|
|
|
#include "Internals/NodeIterator.hpp"
|
|
#include "Internals/NodeConstIterator.hpp"
|
|
#include "Internals/JsonPrintable.hpp"
|
|
#include "Internals/Node.hpp"
|
|
#include "Internals/ReferenceType.hpp"
|
|
#include "JsonPair.hpp"
|
|
|
|
#define JSON_OBJECT_SIZE(NUMBER_OF_ELEMENTS) \
|
|
(sizeof(JsonObject) + (NUMBER_OF_ELEMENTS) * sizeof(JsonObject::node_type))
|
|
|
|
namespace ArduinoJson {
|
|
|
|
class JsonArray;
|
|
class JsonBuffer;
|
|
|
|
class JsonObject : public Internals::JsonPrintable<JsonObject>,
|
|
public Internals::ReferenceType {
|
|
friend class JsonBuffer;
|
|
|
|
public:
|
|
typedef const char *key_type;
|
|
typedef JsonPair value_type;
|
|
typedef Internals::Node<JsonPair> node_type;
|
|
typedef Internals::NodeIterator<JsonPair> iterator;
|
|
typedef Internals::NodeConstIterator<JsonPair> const_iterator;
|
|
|
|
bool success() const { return _buffer != NULL; }
|
|
int size() const;
|
|
|
|
JsonVariant &at(key_type key);
|
|
const JsonVariant &at(key_type key) const;
|
|
JsonVariant &operator[](key_type key);
|
|
const JsonVariant &operator[](key_type key) const { return at(key); }
|
|
|
|
void remove(key_type key);
|
|
|
|
template <typename T>
|
|
void add(key_type key, T value) {
|
|
add(key).set(value);
|
|
}
|
|
void add(key_type key, JsonArray &array) { add(key).set(array); }
|
|
void add(key_type key, JsonObject &object) { add(key).set(object); }
|
|
|
|
JsonArray &createNestedArray(key_type key);
|
|
JsonObject &createNestedObject(key_type key);
|
|
|
|
iterator begin() { return iterator(_firstNode); }
|
|
iterator end() { return iterator(NULL); }
|
|
|
|
const_iterator begin() const { return const_iterator(_firstNode); }
|
|
const_iterator end() const { return const_iterator(NULL); }
|
|
|
|
static JsonObject &invalid() { return _invalid; }
|
|
|
|
template <typename T>
|
|
void writeTo(T &writer) const;
|
|
|
|
private:
|
|
// constructor is private, instance must be created via JsonBuffer
|
|
JsonObject(JsonBuffer *buffer) : _buffer(buffer), _firstNode(NULL) {}
|
|
|
|
JsonVariant &add(key_type key) { return (*this)[key]; }
|
|
node_type *createNode();
|
|
void addNode(node_type *nodeToAdd);
|
|
void removeNode(node_type *nodeToRemove);
|
|
|
|
node_type *getNodeAt(key_type key) const;
|
|
node_type *getOrCreateNodeAt(key_type key);
|
|
|
|
JsonBuffer *_buffer;
|
|
node_type *_firstNode;
|
|
static JsonObject _invalid;
|
|
};
|
|
}
|