1#ifndef BOOST_SERIALIZATION_MAP_HPP
2#define BOOST_SERIALIZATION_MAP_HPP
3
4// MS compatible compilers support #pragma once
5#if defined(_MSC_VER)
6# pragma once
7#endif
8
9/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
10// serialization/map.hpp:
11// serialization for stl map templates
12
13// (C) Copyright 2002-2014 Robert Ramey - http://www.rrsd.com .
14// Use, modification and distribution is subject to the Boost Software
15// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
16// http://www.boost.org/LICENSE_1_0.txt)
17
18// See http://www.boost.org for updates, documentation, and revision history.
19
20#include <map>
21
22#include <boost/config.hpp>
23
24#include <boost/serialization/access.hpp>
25#include <boost/serialization/nvp.hpp>
26#include <boost/serialization/collection_size_type.hpp>
27#include <boost/serialization/item_version_type.hpp>
28#include <boost/serialization/library_version_type.hpp>
29#include <boost/serialization/detail/stack_constructor.hpp>
30
31#include <boost/serialization/utility.hpp>
32#include <boost/serialization/collections_save_imp.hpp>
33#include <boost/serialization/split_free.hpp>
34#include <boost/move/utility_core.hpp>
35
36namespace boost {
37namespace serialization {
38
39////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
40// implementation of serialization for map and mult-map STL containers
41
42template<class Archive, class Container>
43inline void load_map_collection(Archive & ar, Container &s)
44{
45 s.clear();
46 const boost::serialization::library_version_type library_version(
47 ar.get_library_version()
48 );
49 // retrieve number of elements
50 item_version_type item_version(0);
51 collection_size_type count;
52 ar >> BOOST_SERIALIZATION_NVP(count);
53 if(boost::serialization::library_version_type(3) < library_version){
54 ar >> BOOST_SERIALIZATION_NVP(item_version);
55 }
56 typename Container::iterator hint;
57 hint = s.begin();
58 while(count-- > 0){
59 typedef typename Container::value_type type;
60 detail::stack_construct<Archive, type> t(ar, item_version);
61 ar >> boost::serialization::make_nvp("item", t.reference());
62 typename Container::iterator result =
63 s.insert(hint, boost::move(t.reference()));
64 ar.reset_object_address(& (result->second), & t.reference().second);
65 hint = result;
66 ++hint;
67 }
68}
69
70// map
71template<class Archive, class Type, class Key, class Compare, class Allocator >
72inline void save(
73 Archive & ar,
74 const std::map<Key, Type, Compare, Allocator> &t,
75 const unsigned int /* file_version */
76){
77 boost::serialization::stl::save_collection<
78 Archive,
79 std::map<Key, Type, Compare, Allocator>
80 >(ar, t);
81}
82
83template<class Archive, class Type, class Key, class Compare, class Allocator >
84inline void load(
85 Archive & ar,
86 std::map<Key, Type, Compare, Allocator> &t,
87 const unsigned int /* file_version */
88){
89 load_map_collection(ar, t);
90}
91
92// split non-intrusive serialization function member into separate
93// non intrusive save/load member functions
94template<class Archive, class Type, class Key, class Compare, class Allocator >
95inline void serialize(
96 Archive & ar,
97 std::map<Key, Type, Compare, Allocator> &t,
98 const unsigned int file_version
99){
100 boost::serialization::split_free(ar, t, file_version);
101}
102
103// multimap
104template<class Archive, class Type, class Key, class Compare, class Allocator >
105inline void save(
106 Archive & ar,
107 const std::multimap<Key, Type, Compare, Allocator> &t,
108 const unsigned int /* file_version */
109){
110 boost::serialization::stl::save_collection<
111 Archive,
112 std::multimap<Key, Type, Compare, Allocator>
113 >(ar, t);
114}
115
116template<class Archive, class Type, class Key, class Compare, class Allocator >
117inline void load(
118 Archive & ar,
119 std::multimap<Key, Type, Compare, Allocator> &t,
120 const unsigned int /* file_version */
121){
122 load_map_collection(ar, t);
123}
124
125// split non-intrusive serialization function member into separate
126// non intrusive save/load member functions
127template<class Archive, class Type, class Key, class Compare, class Allocator >
128inline void serialize(
129 Archive & ar,
130 std::multimap<Key, Type, Compare, Allocator> &t,
131 const unsigned int file_version
132){
133 boost::serialization::split_free(ar, t, file_version);
134}
135
136} // serialization
137} // namespace boost
138
139#endif // BOOST_SERIALIZATION_MAP_HPP
140

source code of include/boost/serialization/map.hpp