libs/serialization/src/extended_type_info_typeid.cpp
/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
// extended_type_info_typeid.cpp: specific implementation of type info
// that is based on typeid
// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
// Use, modification and distribution is subject to 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 for updates, documentation, and revision history.
#define BOOST_SERIALIZATION_SOURCE
#include <boost/serialization/extended_type_info_typeid.hpp>
namespace boost {
namespace serialization {
namespace detail {
BOOST_SERIALIZATION_DECL(bool)
extended_type_info_typeid_0::less_than(const extended_type_info &rhs) const
{
return 0 != get_eti().before(
static_cast<const extended_type_info_typeid_0 &>(rhs).get_eti()
);
}
BOOST_SERIALIZATION_DECL(BOOST_PP_EMPTY())
extended_type_info_typeid_0::extended_type_info_typeid_0() :
extended_type_info("extended_type_info_typeid")
{}
BOOST_SERIALIZATION_DECL(BOOST_PP_EMPTY())
extended_type_info_typeid_0::~extended_type_info_typeid_0()
{}
// this derivation is used for creating search arguments
class extended_type_info_typeid_arg :
public extended_type_info_typeid_0
{
private:
const std::type_info & ti;
virtual const std::type_info &get_eti() const
{
return ti;
}
public:
extended_type_info_typeid_arg(const std::type_info & ti_)
: ti(ti_)
{
// note absense of self register and key as this is used only as
// search argument given a type_info reference and is not to
// be added to the map.
}
};
BOOST_SERIALIZATION_DECL(const extended_type_info *)
extended_type_info_typeid_0::get_derived_extended_type_info(
const std::type_info & ti
){
detail::extended_type_info_typeid_arg etia(ti);
return extended_type_info::find(& etia);
}
} // namespace detail
} // namespace serialization
} // namespace boost