1/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
2//
3// demo_trivial_archive.cpp
4//
5// (C) Copyright 2009 Robert Ramey - http://www.rrsd.com .
6// Use, modification and distribution is subject to the Boost Software
7// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
8// http://www.boost.org/LICENSE_1_0.txt)
9
10#include <cstddef> // std::size_t
11#include <boost/mpl/bool.hpp>
12
13/////////////////////////////////////////////////////////////////////////
14// class trivial_oarchive
15class trivial_oarchive {
16
17public:
18 //////////////////////////////////////////////////////////
19 // public interface used by programs that use the
20 // serialization library
21 typedef boost::mpl::bool_<true> is_saving;
22 typedef boost::mpl::bool_<false> is_loading;
23 template<class T> void register_type(){}
24 template<class T> trivial_oarchive & operator<<(const T & t){
25 return *this;
26 }
27 template<class T> trivial_oarchive & operator&(const T & t){
28 return *this << t;
29 }
30 void save_binary(void *address, std::size_t count){};
31};
32
33#include "demo_gps.hpp"
34
35int main(int argc, char *argv[])
36{
37 // make the schedule
38 bus_schedule schedule;
39
40 // fill in the data
41 // make a few stops
42 bus_stop *bs0 = new bus_stop_corner(
43 gps_position(34, 135, 52.560f),
44 gps_position(134, 22, 78.30f),
45 "24th Street", "10th Avenue"
46 );
47 bus_stop *bs1 = new bus_stop_corner(
48 gps_position(35, 137, 23.456f),
49 gps_position(133, 35, 54.12f),
50 "State street", "Cathedral Vista Lane"
51 );
52 bus_stop *bs2 = new bus_stop_destination(
53 gps_position(35, 136, 15.456f),
54 gps_position(133, 32, 15.300f),
55 "White House"
56 );
57 bus_stop *bs3 = new bus_stop_destination(
58 gps_position(35, 134, 48.789f),
59 gps_position(133, 32, 16.230f),
60 "Lincoln Memorial"
61 );
62
63 // make a route
64 bus_route route0;
65 route0.append(bs: bs0);
66 route0.append(bs: bs1);
67 route0.append(bs: bs2);
68
69 // add trips to schedule
70 schedule.append(d: "bob", h: 6, m: 24, br: &route0);
71 schedule.append(d: "bob", h: 9, m: 57, br: &route0);
72 schedule.append(d: "alice", h: 11, m: 02, br: &route0);
73
74 // make another route
75 bus_route route1;
76 route1.append(bs: bs3);
77 route1.append(bs: bs2);
78 route1.append(bs: bs1);
79
80 // add trips to schedule
81 schedule.append(d: "ted", h: 7, m: 17, br: &route1);
82 schedule.append(d: "ted", h: 9, m: 38, br: &route1);
83 schedule.append(d: "alice", h: 11, m: 47, br: &route1);
84
85 // display the complete schedule
86 trivial_oarchive ta;
87 ta << schedule;
88
89 delete bs0;
90 delete bs1;
91 delete bs2;
92 delete bs3;
93 return 0;
94}
95

source code of boost/libs/serialization/example/demo_trivial_archive.cpp