1 #ifndef BOOST_ARCHIVE_DETAIL_INTERFACE_OARCHIVE_HPP
2 #define BOOST_ARCHIVE_DETAIL_INTERFACE_OARCHIVE_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_oarchive.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 
22 #include <boost/archive/detail/auto_link_archive.hpp>
23 #include <boost/archive/detail/oserializer.hpp>
24 #include <boost/archive/detail/abi_prefix.hpp> // must be the last header
25 
26 #include <boost/serialization/singleton.hpp>
27 
28 namespace boost {
29 namespace archive {
30 namespace detail {
31 
32 class basic_pointer_oserializer;
33 
34 template<class Archive>
35 class interface_oarchive
36 {
37 protected:
interface_oarchive()38     interface_oarchive(){};
39 public:
40     /////////////////////////////////////////////////////////
41     // archive public interface
42     typedef mpl::bool_<false> is_loading;
43     typedef mpl::bool_<true> is_saving;
44 
45     // return a pointer to the most derived class
This()46     Archive * This(){
47         return static_cast<Archive *>(this);
48     }
49 
50     template<class T>
51     const basic_pointer_oserializer *
register_type(const T * =NULL)52     register_type(const T * = NULL){
53         const basic_pointer_oserializer & bpos =
54             boost::serialization::singleton<
55                 pointer_oserializer<Archive, T>
56             >::get_const_instance();
57         this->This()->register_basic_serializer(bpos.get_basic_serializer());
58         return & bpos;
59     }
60 
61     template<class Helper>
62     Helper &
get_helper(void * const id=0)63     get_helper(void * const id = 0){
64         helper_collection & hc = this->This()->get_helper_collection();
65         return hc.template find_helper<Helper>(id);
66     }
67 
68     template<class T>
operator <<(const T & t)69     Archive & operator<<(const T & t){
70         this->This()->save_override(t);
71         return * this->This();
72     }
73 
74     // the & operator
75     template<class T>
operator &(const T & t)76     Archive & operator&(const T & t){
77         return * this ->This() << t;
78     }
79 };
80 
81 } // namespace detail
82 } // namespace archive
83 } // namespace boost
84 
85 #include <boost/archive/detail/abi_suffix.hpp> // pops abi_suffix.hpp pragmas
86 
87 #endif // BOOST_ARCHIVE_DETAIL_INTERFACE_IARCHIVE_HPP
88