scheduler.cpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
#include "scheduler.hpp"
#include "global-io.hpp"

#include <boost/thread/tss.hpp>

namespace nfd {
namespace scheduler {

static boost::thread_specific_ptr<Scheduler> g_scheduler;

Scheduler&
getGlobalScheduler()
{
  if (g_scheduler.get() == nullptr) {
    g_scheduler.reset(new Scheduler(*static_cast<boost::asio::io_service*>(nullptr)));
  }

  return *g_scheduler;
}

EventId
schedule(time::nanoseconds after, const EventCallback& event)
{
  return getGlobalScheduler().scheduleEvent(after, event);
}

void
cancel(const EventId& eventId)
{
  getGlobalScheduler().cancelEvent(eventId);
}

void
resetGlobalScheduler()
{
  g_scheduler.reset();
}

ScopedEventId::ScopedEventId()
{
}

ScopedEventId::ScopedEventId(const EventId& event)
  : m_event(event)
{
}

ScopedEventId::ScopedEventId(ScopedEventId&& other)
  : m_event(other.m_event)
{
  other.release();
}

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

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

void
ScopedEventId::cancel()
{
  scheduler::cancel(m_event);
}

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

} // namespace scheduler
} // namespace nfd