1 #ifndef BOOST_SERIALIZATION_UNORDERED_COLLECTIONS_SAVE_IMP_HPP
2 #define BOOST_SERIALIZATION_UNORDERED_COLLECTIONS_SAVE_IMP_HPP
3
4 // MS compatible compilers support #pragma once
5 #if defined(_MSC_VER) && (_MSC_VER >= 1020)
6 # pragma once
7 #endif
8
9 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
10 // hash_collections_save_imp.hpp: serialization for stl collections
11
12 // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
13 // (C) Copyright 2014 Jim Bell
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 // helper function templates for serialization of collections
21
22 #include <boost/config.hpp>
23 #include <boost/serialization/nvp.hpp>
24 #include <boost/serialization/serialization.hpp>
25 #include <boost/serialization/version.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
30 namespace boost{
31 namespace serialization {
32 namespace stl {
33
34 //////////////////////////////////////////////////////////////////////
35 // implementation of serialization for STL containers
36 //
37
38 template<class Archive, class Container>
save_unordered_collection(Archive & ar,const Container & s)39 inline void save_unordered_collection(Archive & ar, const Container &s)
40 {
41 collection_size_type count(s.size());
42 const collection_size_type bucket_count(s.bucket_count());
43 const item_version_type item_version(
44 version<typename Container::value_type>::value
45 );
46
47 #if 0
48 /* should only be necessary to create archives of previous versions
49 * which is not currently supported. So for now comment this out
50 */
51 boost::serialization::library_version_type library_version(
52 ar.get_library_version()
53 );
54 // retrieve number of elements
55 ar << BOOST_SERIALIZATION_NVP(count);
56 ar << BOOST_SERIALIZATION_NVP(bucket_count);
57 if(boost::serialization::library_version_type(3) < library_version){
58 // record number of elements
59 // make sure the target type is registered so we can retrieve
60 // the version when we load
61 ar << BOOST_SERIALIZATION_NVP(item_version);
62 }
63 #else
64 ar << BOOST_SERIALIZATION_NVP(count);
65 ar << BOOST_SERIALIZATION_NVP(bucket_count);
66 ar << BOOST_SERIALIZATION_NVP(item_version);
67 #endif
68
69 typename Container::const_iterator it = s.begin();
70 while(count-- > 0){
71 // note borland emits a no-op without the explicit namespace
72 boost::serialization::save_construct_data_adl(
73 ar,
74 &(*it),
75 boost::serialization::version<
76 typename Container::value_type
77 >::value
78 );
79 ar << boost::serialization::make_nvp("item", *it++);
80 }
81 }
82
83 } // namespace stl
84 } // namespace serialization
85 } // namespace boost
86
87 #endif //BOOST_SERIALIZATION_UNORDERED_COLLECTIONS_SAVE_IMP_HPP
88