simple serialization.cpp

#include <iostream>
#include <string>
#include <pico.h>
using namespace std;

struct apple {
	int weight;
	string type;

	template<class Archive>
    void json(Archive & ar)
    {
        ar & picojson::convert::member("type", type);
        ar & picojson::convert::member("weight", weight);
    }
};

struct busket {
	std::vector<apple> apples;
	template<class Archive>
    void json(Archive & ar)
    {
        ar & picojson::convert::member("apples", apples);
    }
};

int main() {
	busket busket;
	apple rose;
	rose.type = "Roze";
	rose.weight = 333;
	apple ganny;
	ganny.type = "Granny Smith";
	ganny.weight = 777;
	busket.apples.push_back(rose);
	busket.apples.push_back(ganny);

	string s = picojson::convert::to_string(busket);
	cout << "serialized string: " << s << endl;
	busket other_busket;
	picojson::convert::from_string(s, other_busket);
	cout << "deserialized apples count: "<< other_busket.apples.size() << endl;
	cin.get();
}