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Junxiao Shi8d71fdb2014-12-07 21:55:19 -07001/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
Junxiao Shi5722cfe2017-07-05 18:52:01 +00002/*
3 * Copyright (c) 2013-2017 Regents of the University of California.
Junxiao Shi8d71fdb2014-12-07 21:55:19 -07004 *
5 * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
6 *
7 * ndn-cxx library is free software: you can redistribute it and/or modify it under the
8 * terms of the GNU Lesser General Public License as published by the Free Software
9 * Foundation, either version 3 of the License, or (at your option) any later version.
10 *
11 * ndn-cxx library is distributed in the hope that it will be useful, but WITHOUT ANY
12 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
13 * PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
14 *
15 * You should have received copies of the GNU General Public License and GNU Lesser
16 * General Public License along with ndn-cxx, e.g., in COPYING.md file. If not, see
17 * <http://www.gnu.org/licenses/>.
18 *
19 * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
20 */
21
Junxiao Shi5722cfe2017-07-05 18:52:01 +000022#include "connection.hpp"
Junxiao Shi8d71fdb2014-12-07 21:55:19 -070023
24namespace ndn {
25namespace util {
26namespace signal {
27
28BOOST_CONCEPT_ASSERT((boost::EqualityComparable<Connection>));
29
30Connection::Connection()
31{
32}
33
34Connection::Connection(weak_ptr<function<void()>> disconnect)
35 : m_disconnect(disconnect)
36{
37}
38
39void
40Connection::disconnect()
41{
42 shared_ptr<function<void()>> f = m_disconnect.lock();
43 if (f != nullptr) {
44 (*f)();
45 }
46}
47
48bool
Chengyu Fanf46482c2015-02-03 16:55:53 -070049Connection::isConnected() const
50{
51 return !m_disconnect.expired();
52}
53
54bool
Junxiao Shi8d71fdb2014-12-07 21:55:19 -070055Connection::operator==(const Connection& other) const
56{
57 shared_ptr<function<void()>> f1 = m_disconnect.lock();
58 shared_ptr<function<void()>> f2 = other.m_disconnect.lock();
59 return f1 == f2;
60}
61
62bool
63Connection::operator!=(const Connection& other) const
64{
65 return !(this->operator==(other));
66}
67
68} // namespace signal
69} // namespace util
70} // namespace ndn