98 lines
3.4 KiB
C++
98 lines
3.4 KiB
C++
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#ifndef BOOST_SERIALIZATION_HASH_COLLECTIONS_SAVE_IMP_HPP
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#define BOOST_SERIALIZATION_HASH_COLLECTIONS_SAVE_IMP_HPP
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// MS compatible compilers support #pragma once
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#if defined(_MSC_VER) && (_MSC_VER >= 1020)
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# pragma once
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#endif
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/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
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// hash_collections_save_imp.hpp: serialization for stl collections
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// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
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// Use, modification and distribution is subject to the Boost Software
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// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// See http://www.boost.org for updates, documentation, and revision history.
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// helper function templates for serialization of collections
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#include <boost/config.hpp>
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#include <boost/serialization/nvp.hpp>
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#include <boost/serialization/serialization.hpp>
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#include <boost/serialization/version.hpp>
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#include <boost/serialization/collection_size_type.hpp>
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#include <boost/serialization/item_version_type.hpp>
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namespace boost{
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namespace serialization {
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namespace stl {
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//////////////////////////////////////////////////////////////////////
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// implementation of serialization for STL containers
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//
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template<class Archive, class Container>
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inline void save_hash_collection(Archive & ar, const Container &s)
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{
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collection_size_type count(s.size());
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const collection_size_type bucket_count(s.bucket_count());
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const item_version_type item_version(
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version<BOOST_DEDUCED_TYPENAME Container::value_type>::value
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);
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#if 0
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/* should only be necessary to create archives of previous versions
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* which is not currently supported. So for now comment this out
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*/
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boost::archive::library_version_type library_version(
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ar.get_library_version()
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);
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// retrieve number of elements
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if(boost::archive::library_version_type(6) != library_version){
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ar << BOOST_SERIALIZATION_NVP(count);
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ar << BOOST_SERIALIZATION_NVP(bucket_count);
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}
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else{
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// note: fixup for error in version 6. collection size was
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// changed to size_t BUT for hashed collections it was implemented
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// as an unsigned int. This should be a problem only on win64 machines
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// but I'll leave it for everyone just in case.
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const unsigned int c = count;
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const unsigned int bc = bucket_count;
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ar << BOOST_SERIALIZATION_NVP(c);
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ar << BOOST_SERIALIZATION_NVP(bc);
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}
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if(boost::archive::library_version_type(3) < library_version){
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// record number of elements
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// make sure the target type is registered so we can retrieve
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// the version when we load
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ar << BOOST_SERIALIZATION_NVP(item_version);
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}
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#else
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ar << BOOST_SERIALIZATION_NVP(count);
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ar << BOOST_SERIALIZATION_NVP(bucket_count);
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ar << BOOST_SERIALIZATION_NVP(item_version);
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#endif
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BOOST_DEDUCED_TYPENAME Container::const_iterator it = s.begin();
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while(count-- > 0){
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// note borland emits a no-op without the explicit namespace
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boost::serialization::save_construct_data_adl(
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ar,
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&(*it),
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boost::serialization::version<
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BOOST_DEDUCED_TYPENAME Container::value_type
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>::value
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);
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ar << boost::serialization::make_nvp("item", *it++);
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}
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}
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} // namespace stl
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} // namespace serialization
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} // namespace boost
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#endif //BOOST_SERIALIZATION_HASH_COLLECTIONS_SAVE_IMP_HPP
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