Chris@16: // (C) Copyright 2005 Matthias Troyer 
Chris@16: 
Chris@16: // Use, modification and distribution is subject to the Boost Software
Chris@16: // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
Chris@16: // http://www.boost.org/LICENSE_1_0.txt)
Chris@16: 
Chris@16: //  Authors: Matthias Troyer
Chris@16: 
Chris@16: #include <boost/serialization/array.hpp>
Chris@16: 
Chris@16: #ifndef BOOST_MPI_DETAIL_FORWARD_IPRIMITIVE_HPP
Chris@16: #define BOOST_MPI_DETAIL_FORWARD_IPRIMITIVE_HPP
Chris@16: 
Chris@16: namespace boost { namespace mpi { namespace detail {
Chris@16: 
Chris@16: /// @brief a minimal input archive, which forwards reading to another archive
Chris@16: ///
Chris@16: /// This class template is designed to use the loading facilities of another
Chris@16: /// input archive (the "implementation archive", whose type is specified by 
Chris@16: /// the template argument, to handle serialization of primitive types, 
Chris@16: /// while serialization for specific types can be overriden independently 
Chris@16: /// of that archive.
Chris@16: 
Chris@16: template <class ImplementationArchive>
Chris@16: class forward_iprimitive
Chris@16: {
Chris@16: public:
Chris@16: 
Chris@16:     /// the type of the archive to which the loading of primitive types will be forwarded
Chris@16:     typedef ImplementationArchive implementation_archive_type;
Chris@16: 
Chris@16:     /// the constructor takes a reference to the implementation archive used for loading primitve types
Chris@16:     forward_iprimitive(implementation_archive_type& ar)
Chris@16:      : implementation_archive(ar)
Chris@16:     {}
Chris@16: 
Chris@16:     /// binary loading is forwarded to the implementation archive
Chris@16:     void load_binary(void * address, std::size_t count )
Chris@16:     {
Chris@16:       implementation_archive.load_binary(address,count);
Chris@16:     }
Chris@16:     
Chris@16:     /// loading of arrays is forwarded to the implementation archive
Chris@16:     template<class T>
Chris@16:     void load_array(serialization::array<T> & x, unsigned int file_version )
Chris@16:     {
Chris@16:       implementation_archive.load_array(x,file_version);
Chris@16:     }
Chris@16: 
Chris@16:     typedef typename ImplementationArchive::use_array_optimization use_array_optimization;    
Chris@16: 
Chris@16: #ifndef BOOST_NO_MEMBER_TEMPLATE_FRIENDS
Chris@16:     friend class archive::load_access;
Chris@16: protected:
Chris@16: #else
Chris@16: public:
Chris@16: #endif
Chris@16: 
Chris@16:     ///  loading of primitives is forwarded to the implementation archive
Chris@16:     template<class T>
Chris@16:     void load(T & t)
Chris@16:     {
Chris@16:       implementation_archive >> t;
Chris@16:     }
Chris@16: 
Chris@16: private:
Chris@16:     implementation_archive_type& implementation_archive;
Chris@16: };
Chris@16: 
Chris@16: } } } // end namespace boost::mpi::detail
Chris@16: 
Chris@16: #endif // BOOST_MPI_DETAIL_FORWARD_IPRIMITIVE_HPP