thirdparty-ArduinoJson/include/ArduinoJson/StaticJsonBuffer.h

#pragma once

#include "JsonBuffer.h"
#include "JsonObject.h"

namespace ArduinoJson
{
    template<int CAPACITY>
    class StaticJsonBuffer : public JsonBuffer
    {
        friend class JsonObject;

    public:

        explicit StaticJsonBuffer()
        : _size(0)
        {
        }

        virtual ~StaticJsonBuffer() {}

        int capacity()
        {
            return CAPACITY;
        }

        int size()
        {
            return _size;
        }

    protected:
        virtual void* allocateNode()
        {
            if (_size >= CAPACITY) return 0;

            return &_buffer[_size++];
        }

    private:
        Internals::JsonNode _buffer[CAPACITY];
        int _size;
    };
}