Chris@16: #ifndef BOOST_SERIALIZATION_HASH_COLLECTIONS_SAVE_IMP_HPP
Chris@16: #define BOOST_SERIALIZATION_HASH_COLLECTIONS_SAVE_IMP_HPP
Chris@16: 
Chris@16: // MS compatible compilers support #pragma once
Chris@101: #if defined(_MSC_VER)
Chris@16: # pragma once
Chris@16: #endif
Chris@16: 
Chris@16: /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
Chris@16: // hash_collections_save_imp.hpp: serialization for stl collections
Chris@16: 
Chris@16: // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . 
Chris@16: // Use, modification and distribution is subject to the Boost Software
Chris@16: // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
Chris@16: // http://www.boost.org/LICENSE_1_0.txt)
Chris@16: 
Chris@16: //  See http://www.boost.org for updates, documentation, and revision history.
Chris@16: 
Chris@16: // helper function templates for serialization of collections
Chris@16: 
Chris@16: #include <boost/config.hpp>
Chris@16: #include <boost/serialization/nvp.hpp>
Chris@16: #include <boost/serialization/serialization.hpp>
Chris@16: #include <boost/serialization/version.hpp>
Chris@16: #include <boost/serialization/collection_size_type.hpp>
Chris@16: #include <boost/serialization/item_version_type.hpp>
Chris@16: 
Chris@16: namespace boost{
Chris@16: namespace serialization {
Chris@16: namespace stl {
Chris@16: 
Chris@16: //////////////////////////////////////////////////////////////////////
Chris@16: // implementation of serialization for STL containers
Chris@16: //
Chris@16: 
Chris@16: template<class Archive, class Container>
Chris@16: inline void save_hash_collection(Archive & ar, const Container &s)
Chris@16: {
Chris@16:     collection_size_type count(s.size());
Chris@16:     const collection_size_type bucket_count(s.bucket_count());
Chris@16:     const item_version_type item_version(
Chris@101:         version<typename Container::value_type>::value
Chris@16:     );
Chris@16: 
Chris@16:     #if 0
Chris@16:     /* should only be necessary to create archives of previous versions
Chris@16:      * which is not currently supported.  So for now comment this out
Chris@16:      */
Chris@16:     boost::archive::library_version_type library_version(
Chris@16:         ar.get_library_version()
Chris@16:     );
Chris@16:     // retrieve number of elements
Chris@16:     if(boost::archive::library_version_type(6) != library_version){
Chris@16:         ar << BOOST_SERIALIZATION_NVP(count);
Chris@16:         ar << BOOST_SERIALIZATION_NVP(bucket_count);
Chris@16:     }
Chris@16:     else{
Chris@16:         // note: fixup for error in version 6.  collection size was
Chris@16:         // changed to size_t BUT for hashed collections it was implemented
Chris@16:         // as an unsigned int.  This should be a problem only on win64 machines
Chris@16:         // but I'll leave it for everyone just in case.
Chris@16:         const unsigned int c = count;
Chris@16:         const unsigned int bc = bucket_count;
Chris@16:         ar << BOOST_SERIALIZATION_NVP(c);
Chris@16:         ar << BOOST_SERIALIZATION_NVP(bc);
Chris@16:     }
Chris@16:     if(boost::archive::library_version_type(3) < library_version){
Chris@16:         // record number of elements
Chris@16:         // make sure the target type is registered so we can retrieve
Chris@16:         // the version when we load
Chris@16:         ar << BOOST_SERIALIZATION_NVP(item_version);
Chris@16:     }
Chris@16:     #else
Chris@16:         ar << BOOST_SERIALIZATION_NVP(count);
Chris@16:         ar << BOOST_SERIALIZATION_NVP(bucket_count);
Chris@16:         ar << BOOST_SERIALIZATION_NVP(item_version);
Chris@16:     #endif
Chris@16: 
Chris@101:     typename Container::const_iterator it = s.begin();
Chris@16:     while(count-- > 0){
Chris@16:         // note borland emits a no-op without the explicit namespace
Chris@16:         boost::serialization::save_construct_data_adl(
Chris@16:             ar, 
Chris@16:             &(*it), 
Chris@16:             boost::serialization::version<
Chris@101:                 typename Container::value_type
Chris@16:             >::value
Chris@16:         );
Chris@16:         ar << boost::serialization::make_nvp("item", *it++);
Chris@16:     }
Chris@16: }
Chris@16: 
Chris@16: } // namespace stl 
Chris@16: } // namespace serialization
Chris@16: } // namespace boost
Chris@16: 
Chris@16: #endif //BOOST_SERIALIZATION_HASH_COLLECTIONS_SAVE_IMP_HPP