// (C) Copyright 2005 Matthias Troyer | |
// 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) | |
// Authors: Matthias Troyer | |
#ifndef BOOST_MPI_DETAIL_IGNORE_OPRIMITIVE_HPP | |
#define BOOST_MPI_DETAIL_IGNORE_OPRIMITIVE_HPP | |
#include <boost/config.hpp> | |
#include <boost/mpi/datatype.hpp> | |
#include <boost/serialization/array.hpp> | |
namespace boost { namespace mpi { namespace detail { | |
/// @brief a minimal output archive, which ignores any save | |
/// | |
/// This class implements a minimal output archive, probably an output archive | |
/// archetype, doing nothing at any save. It's use, besides acting as an | |
/// archetype is as a base class to implement special archives that ignore | |
/// saving of most types | |
class ignore_oprimitive | |
{ | |
public: | |
/// a trivial default constructor | |
ignore_oprimitive() | |
{} | |
/// don't do anything when saving binary data | |
void save_binary(const void *, std::size_t ) | |
{ | |
} | |
/// don't do anything when saving arrays | |
template<class T> | |
void save_array(serialization::array<T> const&, unsigned int ) | |
{ | |
} | |
typedef is_mpi_datatype<mpl::_1> use_array_optimization; | |
#ifndef BOOST_NO_MEMBER_TEMPLATE_FRIENDS | |
friend class archive::save_access; | |
protected: | |
#else | |
public: | |
#endif | |
/// don't do anything when saving primitive types | |
template<class T> | |
void save(const T & t) | |
{ | |
} | |
}; | |
} } } // end namespace boost::mpi::detail | |
#endif // BOOST_MPI_DETAIL_IGNORE_OPRIMITIVE_HPP |