blob: ee00dfaffc9a10cf62df8389d869986275785c91 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
|
/* Copyright 2003-2008 Joaquin M Lopez Munoz.
* Distributed under 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/libs/multi_index for library home page.
*/
#ifndef BOOST_MULTI_INDEX_DETAIL_ARCHIVE_CONSTRUCTED_HPP
#define BOOST_MULTI_INDEX_DETAIL_ARCHIVE_CONSTRUCTED_HPP
#if defined(_MSC_VER)&&(_MSC_VER>=1200)
#pragma once
#endif
#include <boost/config.hpp> /* keep it first to prevent nasty warns in MSVC */
#include <boost/detail/no_exceptions_support.hpp>
#include <boost/noncopyable.hpp>
#include <boost/serialization/serialization.hpp>
#include <boost/type_traits/aligned_storage.hpp>
#include <boost/type_traits/alignment_of.hpp>
namespace boost{
namespace multi_index{
namespace detail{
/* constructs a stack-based object from a serialization archive */
template<typename T>
struct archive_constructed:private noncopyable
{
template<class Archive>
archive_constructed(Archive& ar,const unsigned int version)
{
serialization::load_construct_data_adl(ar,&get(),version);
BOOST_TRY{
ar>>get();
}
BOOST_CATCH(...){
(&get())->~T();
BOOST_RETHROW;
}
BOOST_CATCH_END
}
template<class Archive>
archive_constructed(const char* name,Archive& ar,const unsigned int version)
{
serialization::load_construct_data_adl(ar,&get(),version);
BOOST_TRY{
ar>>serialization::make_nvp(name,get());
}
BOOST_CATCH(...){
(&get())->~T();
BOOST_RETHROW;
}
BOOST_CATCH_END
}
~archive_constructed()
{
(&get())->~T();
}
T& get(){return *static_cast<T*>(static_cast<void*>(&space));}
private:
typename aligned_storage<sizeof(T),alignment_of<T>::value>::type space;
};
} /* namespace multi_index::detail */
} /* namespace multi_index */
} /* namespace boost */
#endif
|