99 lines
2.8 KiB
C++
99 lines
2.8 KiB
C++
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/* Copyright 2006-2015 Joaquin M Lopez Munoz.
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* Distributed under the Boost Software License, Version 1.0.
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* (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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*
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* See http://www.boost.org/libs/flyweight for library home page.
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*/
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#ifndef BOOST_FLYWEIGHT_SERIALIZE_HPP
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#define BOOST_FLYWEIGHT_SERIALIZE_HPP
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#if defined(_MSC_VER)&&(_MSC_VER>=1200)
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#pragma once
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#endif
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#include <boost/config.hpp> /* keep it first to prevent nasty warns in MSVC */
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#include <boost/flyweight/flyweight_fwd.hpp>
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#include <boost/flyweight/detail/archive_constructed.hpp>
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#include <boost/flyweight/detail/serialization_helper.hpp>
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#include <boost/serialization/nvp.hpp>
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#include <boost/serialization/split_free.hpp>
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#include <boost/throw_exception.hpp>
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#include <memory>
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/* Serialization routines for flyweight<T>.
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*/
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namespace boost{
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namespace serialization{
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template<
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class Archive,
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typename T,typename Arg1,typename Arg2,typename Arg3
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>
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inline void serialize(
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Archive& ar,::boost::flyweights::flyweight<T,Arg1,Arg2,Arg3>& f,
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const unsigned int version)
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{
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split_free(ar,f,version);
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}
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template<
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class Archive,
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typename T,typename Arg1,typename Arg2,typename Arg3
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>
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void save(
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Archive& ar,const ::boost::flyweights::flyweight<T,Arg1,Arg2,Arg3>& f,
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const unsigned int /*version*/)
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{
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typedef ::boost::flyweights::flyweight<T,Arg1,Arg2,Arg3> flyweight;
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typedef ::boost::flyweights::detail::save_helper<flyweight> helper;
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typedef typename helper::size_type size_type;
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helper& hlp=ar.template get_helper<helper>();
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size_type n=hlp.find(f);
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ar<<make_nvp("item",n);
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if(n==hlp.size()){
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ar<<make_nvp("key",f.get_key());
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hlp.push_back(f);
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}
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}
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template<
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class Archive,
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typename T,typename Arg1,typename Arg2,typename Arg3
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>
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void load(
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Archive& ar,::boost::flyweights::flyweight<T,Arg1,Arg2,Arg3>& f,
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const unsigned int version)
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{
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typedef ::boost::flyweights::flyweight<T,Arg1,Arg2,Arg3> flyweight;
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typedef typename flyweight::key_type key_type;
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typedef ::boost::flyweights::detail::load_helper<flyweight> helper;
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typedef typename helper::size_type size_type;
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helper& hlp=ar.template get_helper<helper>();
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size_type n=0;
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ar>>make_nvp("item",n);
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if(n>hlp.size()){
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throw_exception(
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archive::archive_exception(archive::archive_exception::other_exception));
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}
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else if(n==hlp.size()){
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::boost::flyweights::detail::archive_constructed<key_type> k(
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"key",ar,version);
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hlp.push_back(flyweight(k.get()));
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}
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f=hlp[n];
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}
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} /* namespace serialization */
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} /* namespace boost */
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#endif
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