/* Copyright 2003-2008 Joaquin M Lopez Munoz. | |
* Distributed under the Boost Software License, Version 1.0. | |
* (See accompanying file LICENSE_1_0.txt or copy at | |
* http://www.boost.org/LICENSE_1_0.txt) | |
* | |
* See http://www.boost.org/libs/multi_index for library home page. | |
*/ | |
#ifndef BOOST_MULTI_INDEX_DETAIL_ARCHIVE_CONSTRUCTED_HPP | |
#define BOOST_MULTI_INDEX_DETAIL_ARCHIVE_CONSTRUCTED_HPP | |
#if defined(_MSC_VER)&&(_MSC_VER>=1200) | |
#pragma once | |
#endif | |
#include <boost/config.hpp> /* keep it first to prevent nasty warns in MSVC */ | |
#include <boost/detail/no_exceptions_support.hpp> | |
#include <boost/noncopyable.hpp> | |
#include <boost/serialization/serialization.hpp> | |
#include <boost/type_traits/aligned_storage.hpp> | |
#include <boost/type_traits/alignment_of.hpp> | |
namespace boost{ | |
namespace multi_index{ | |
namespace detail{ | |
/* constructs a stack-based object from a serialization archive */ | |
template<typename T> | |
struct archive_constructed:private noncopyable | |
{ | |
template<class Archive> | |
archive_constructed(Archive& ar,const unsigned int version) | |
{ | |
serialization::load_construct_data_adl(ar,&get(),version); | |
BOOST_TRY{ | |
ar>>get(); | |
} | |
BOOST_CATCH(...){ | |
(&get())->~T(); | |
BOOST_RETHROW; | |
} | |
BOOST_CATCH_END | |
} | |
template<class Archive> | |
archive_constructed(const char* name,Archive& ar,const unsigned int version) | |
{ | |
serialization::load_construct_data_adl(ar,&get(),version); | |
BOOST_TRY{ | |
ar>>serialization::make_nvp(name,get()); | |
} | |
BOOST_CATCH(...){ | |
(&get())->~T(); | |
BOOST_RETHROW; | |
} | |
BOOST_CATCH_END | |
} | |
~archive_constructed() | |
{ | |
(&get())->~T(); | |
} | |
T& get(){return *static_cast<T*>(static_cast<void*>(&space));} | |
private: | |
typename aligned_storage<sizeof(T),alignment_of<T>::value>::type space; | |
}; | |
} /* namespace multi_index::detail */ | |
} /* namespace multi_index */ | |
} /* namespace boost */ | |
#endif |