src/util/signal/scoped-connection.cpp

/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2013-2018 Regents of the University of California.
 *
 * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
 *
 * ndn-cxx library 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.
 *
 * ndn-cxx library 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 copies of the GNU General Public License and GNU Lesser
 * General Public License along with ndn-cxx, e.g., in COPYING.md file.  If not, see
 * <http://www.gnu.org/licenses/>.
 *
 * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
 */

#include "scoped-connection.hpp"

namespace ndn {
namespace util {
namespace signal {

ScopedConnection::ScopedConnection(Connection connection) noexcept
  : m_connection(std::move(connection))
{
}

ScopedConnection&
ScopedConnection::operator=(Connection connection)
{
  if (m_connection != connection) {
    disconnect();
    m_connection = std::move(connection);
  }
  return *this;
}

ScopedConnection::~ScopedConnection()
{
  disconnect();
}

void
ScopedConnection::disconnect()
{
  m_connection.disconnect();
}

bool
ScopedConnection::isConnected() const noexcept
{
  return m_connection.isConnected();
}

void
ScopedConnection::release() noexcept
{
  m_connection = {};
}

} // namespace signal
} // namespace util
} // namespace ndn