/*
(c) 2012 +++ Filip Stoklas, aka FipS, http://www.4FipS.com +++
THIS CODE IS FREE - LICENSED UNDER THE MIT LICENSE
ARTICLE URL: http://forums.4fips.com/viewtopic.php?f=3&t=807
*/
#include <iostream>
#include <fstream>
#include "business.pb.h"
using namespace std;
/// Saves a demo company object to 'company.bin'.
void save()
{
business::Company company;
company.set_name("Example Ltd.");
company.set_url("http://www.example.com");
// 1st employee
{
business::Employee *employee = company.add_employee();
employee->set_first_name("John");
employee->set_last_name("Doe");
employee->set_email("john.doe@example.com");
}
// 2nd employee
{
business::Employee *employee = company.add_employee();
employee->set_first_name("Jane");
employee->set_last_name("Roe");
employee->set_email("jane.roe@example.com");
}
fstream output("company.bin", ios::out | ios::trunc | ios::binary);
company.SerializeToOstream(&output);
}
/// Loads a demo company object from 'company.bin' and dumps its data.
void load()
{
business::Company company;
fstream input("company.bin", ios::in | ios::binary);
company.ParseFromIstream(&input);
cout << "Company: " << company.name() << "\n";
cout << "URL: " << (company.has_url() ? company.url() : "N/A") << "\n";
cout << "\nEmployees: \n\n";
for(int i = 0, n = company.employee_size(); i < n; ++i)
{
const business::Employee &employee = company.employee(i);
cout << "First name: " << employee.first_name() << "\n";
cout << "Last name: " << employee.last_name() << "\n";
cout << "Email: " << employee.email() << "\n";
cout << "\n";
}
}
int main()
{
save();
load();
return 0;
}
// output:
// Company: Example Ltd.
// URL: http://www.example.com
//
// Employees:
//
// First name: John
// Last name: Doe
// Email: john.doe@example.com
// First name: Jane
// Last name: Roe
// Email: jane.roe@example.com