scheduler-scoped-event-id.cpp

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/* -*- 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 "scheduler-scoped-event-id.hpp"

namespace ndn {
namespace util {
namespace scheduler {

ScopedEventId::ScopedEventId(Scheduler& scheduler) noexcept
  : m_scheduler(&scheduler)
{
}

ScopedEventId&
ScopedEventId::operator=(EventId event)
{
  if (m_event != event) {
    cancel();
    m_event = std::move(event);
  }
  return *this;
}

ScopedEventId::~ScopedEventId()
{
  cancel();
}

void
ScopedEventId::cancel()
{
  m_scheduler->cancelEvent(m_event);
}

void
ScopedEventId::release() noexcept
{
  m_event.reset();
}

} // namespace scheduler
} // namespace util
} // namespace ndn