Boost C++ Libraries

libs/serialization/example/demo_trivial_archive.cpp

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//
// demo_trivial_archive.cpp
//
// (C) Copyright 2009 Robert Ramey - http://www.rrsd.com .
// Use, modification and distribution is subject to the Boost Software
// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)

#include <cstddef> // std::size_t
#include <boost/mpl/bool.hpp>

/////////////////////////////////////////////////////////////////////////
// class trivial_oarchive
class trivial_oarchive {

public:
    //////////////////////////////////////////////////////////
    // public interface used by programs that use the
    // serialization library
    typedef boost::mpl::bool_<true> is_saving; 
    typedef boost::mpl::bool_<false> is_loading;
    template<class T> void register_type(){}
    template<class T> trivial_oarchive & operator<<(const T & t){
        return *this;
    }
    template<class T> trivial_oarchive & operator&(const T & t){
        return *this << t;
    }
    void save_binary(void *address, std::size_t count){};
};

#include "demo_gps.hpp"

int main(int argc, char *argv[])
{   
    // make the schedule
    bus_schedule schedule;

    // fill in the data
    // make a few stops
    bus_stop *bs0 = new bus_stop_corner(
        gps_position(34, 135, 52.560f),
        gps_position(134, 22, 78.30f),
        "24th Street", "10th Avenue"
    );
    bus_stop *bs1 = new bus_stop_corner(
        gps_position(35, 137, 23.456f),
        gps_position(133, 35, 54.12f),
        "State street", "Cathedral Vista Lane"
    );
    bus_stop *bs2 = new bus_stop_destination(
        gps_position(35, 136, 15.456f),
        gps_position(133, 32, 15.300f),
        "White House"
    );
    bus_stop *bs3 = new bus_stop_destination(
        gps_position(35, 134, 48.789f),
        gps_position(133, 32, 16.230f),
        "Lincoln Memorial"
    );

    // make a  routes
    bus_route route0;
    route0.append(bs0);
    route0.append(bs1);
    route0.append(bs2);

    // add trips to schedule
    schedule.append("bob", 6, 24, &route0);
    schedule.append("bob", 9, 57, &route0);
    schedule.append("alice", 11, 02, &route0);

    // make aother routes
    bus_route route1;
    route1.append(bs3);
    route1.append(bs2);
    route1.append(bs1);

    // add trips to schedule
    schedule.append("ted", 7, 17, &route1);
    schedule.append("ted", 9, 38, &route1);
    schedule.append("alice", 11, 47, &route1);

    // display the complete schedule
    trivial_oarchive ta;
    ta << schedule;

    delete bs0;
    delete bs1;
    delete bs2;
    delete bs3;
    return 0;
}