-
Notifications
You must be signed in to change notification settings - Fork 540
/
container_tuple_view.hpp
92 lines (72 loc) · 3.63 KB
/
container_tuple_view.hpp
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
80
81
82
83
84
85
86
87
88
89
90
91
92
/******************************************************************************\
* ___ __ *
* /\_ \ __/\ \ *
* \//\ \ /\_\ \ \____ ___ _____ _____ __ *
* \ \ \ \/\ \ \ '__`\ /'___\/\ '__`\/\ '__`\ /'__`\ *
* \_\ \_\ \ \ \ \L\ \/\ \__/\ \ \L\ \ \ \L\ \/\ \L\.\_ *
* /\____\\ \_\ \_,__/\ \____\\ \ ,__/\ \ ,__/\ \__/.\_\ *
* \/____/ \/_/\/___/ \/____/ \ \ \/ \ \ \/ \/__/\/_/ *
* \ \_\ \ \_\ *
* \/_/ \/_/ *
* *
* Copyright (C) 2011, 2012 *
* Dominik Charousset <dominik.charousset@haw-hamburg.de> *
* *
* This file is part of libcppa. *
* libcppa is free software: you can redistribute it and/or modify it under *
* the terms of the GNU Lesser General Public License as published by the *
* Free Software Foundation, either version 3 of the License *
* or (at your option) any later version. *
* *
* libcppa is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *
* See the GNU Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with libcppa. If not, see <http://www.gnu.org/licenses/>. *
\******************************************************************************/
#ifndef CPPA_CONTAINER_TUPLE_VIEW_HPP
#define CPPA_CONTAINER_TUPLE_VIEW_HPP
#include <iostream>
#include "cppa/detail/tuple_vals.hpp"
#include "cppa/detail/object_array.hpp"
#include "cppa/detail/abstract_tuple.hpp"
#include "cppa/detail/disablable_delete.hpp"
namespace cppa { namespace detail {
template<class Container>
class container_tuple_view : public abstract_tuple {
typedef abstract_tuple super;
public:
typedef typename Container::value_type value_type;
container_tuple_view(Container* c, bool take_ownership = false)
: super(tuple_impl_info::dynamically_typed), m_ptr(c) {
CPPA_REQUIRE(c != nullptr);
if (!take_ownership) m_ptr.get_deleter().disable();
}
size_t size() const {
return m_ptr->size();
}
abstract_tuple* copy() const {
return new container_tuple_view{new Container(*m_ptr), true};
}
const void* at(size_t pos) const {
CPPA_REQUIRE(pos < size());
auto i = m_ptr->cbegin();
std::advance(i, pos);
return &(*i);
}
void* mutable_at(size_t pos) {
CPPA_REQUIRE(pos < size());
auto i = m_ptr->begin();
std::advance(i, pos);
return &(*i);
}
const uniform_type_info* type_at(size_t) const {
return static_types_array<value_type>::arr[0];
}
private:
std::unique_ptr<Container, disablable_delete> m_ptr;
};
} } // namespace cppa::detail
#endif // CPPA_CONTAINER_TUPLE_VIEW_HPP