ceph/src/boost/libs/serialization/include/boost/archive/detail/interface_iarchive.hpp

   1 #ifndef BOOST_ARCHIVE_DETAIL_INTERFACE_IARCHIVE_HPP
   2 #define BOOST_ARCHIVE_DETAIL_INTERFACE_IARCHIVE_HPP
   3
   4 // MS compatible compilers support #pragma once
   5 #if defined(_MSC_VER)
   6 # pragma once
   7 #endif
   8
   9 /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
  10 // interface_iarchive.hpp
  11
  12 // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
  13 // Use, modification and distribution is subject to the Boost Software
  14 // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  15 // http://www.boost.org/LICENSE_1_0.txt)
  16
  17 //  See http://www.boost.org for updates, documentation, and revision history.
  18 #include <cstddef> // NULL
  19 #include <boost/cstdint.hpp>
  20 #include <boost/mpl/bool.hpp>
  21 #include <boost/archive/detail/auto_link_archive.hpp>
  22 #include <boost/archive/detail/iserializer.hpp>
  23 #include <boost/archive/detail/helper_collection.hpp>
  24 #include <boost/serialization/singleton.hpp>
  25 #include <boost/archive/detail/abi_prefix.hpp> // must be the last header
  26
  27 namespace boost {
  28 namespace archive {
  29 namespace detail {
  30
  31 class basic_pointer_iserializer;
  32
  33 template<class Archive>
  34 class interface_iarchive
  35 {
  36 protected:
  37     interface_iarchive(){};
  38 public:
  39     /////////////////////////////////////////////////////////
  40     // archive public interface
  41     typedef mpl::bool_<true> is_loading;
  42     typedef mpl::bool_<false> is_saving;
  43
  44     // return a pointer to the most derived class
  45     Archive * This(){
  46         return static_cast<Archive *>(this);
  47     }
  48
  49     template<class T>
  50     const basic_pointer_iserializer *
  51     register_type(T * = NULL){
  52         const basic_pointer_iserializer & bpis =
  53             boost::serialization::singleton<
  54                 pointer_iserializer<Archive, T>
  55             >::get_const_instance();
  56         this->This()->register_basic_serializer(bpis.get_basic_serializer());
  57         return & bpis;
  58     }
  59     template<class Helper>
  60     Helper &
  61     get_helper(void * const id = 0){
  62         helper_collection & hc = this->This()->get_helper_collection();
  63         return hc.template find_helper<Helper>(id);
  64     }
  65
  66     template<class T>
  67     Archive & operator>>(T & t){
  68         this->This()->load_override(t);
  69         return * this->This();
  70     }
  71
  72     // the & operator
  73     template<class T>
  74     Archive & operator&(T & t){
  75         return *(this->This()) >> t;
  76     }
  77 };
  78
  79 } // namespace detail
  80 } // namespace archive
  81 } // namespace boost
  82
  83 #include <boost/archive/detail/abi_suffix.hpp> // pops abi_suffix.hpp pragmas
  84
  85 #endif // BOOST_ARCHIVE_DETAIL_INTERFACE_IARCHIVE_HPP