Files
ArduinoJson/include/ArduinoJson/Internals/StaticStringBuilder.hpp
2016-06-22 21:41:19 +02:00

38 lines
713 B
C++

// Copyright Benoit Blanchon 2014-2016
// MIT License
//
// Arduino JSON library
// https://github.com/bblanchon/ArduinoJson
// If you like this project, please add a star!
#pragma once
#include "../Print.hpp"
namespace ArduinoJson {
namespace Internals {
// A Print implementation that allows to write in a char[]
class StaticStringBuilder : public Print {
public:
StaticStringBuilder(char *buf, size_t size)
: buffer(buf), capacity(size - 1), length(0) {
buffer[0] = '\0';
}
virtual size_t write(uint8_t c) {
if (length >= capacity) return 0;
buffer[length++] = c;
buffer[length] = '\0';
return 1;
}
private:
char *buffer;
size_t capacity;
size_t length;
};
}
}