signal-connection.cpp

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

namespace ndn {
namespace util {
namespace signal {

BOOST_CONCEPT_ASSERT((boost::EqualityComparable<Connection>));

Connection::Connection()
{
}

Connection::Connection(weak_ptr<function<void()>> disconnect)
  : m_disconnect(disconnect)
{
}

void
Connection::disconnect()
{
  shared_ptr<function<void()>> f = m_disconnect.lock();
  if (f != nullptr) {
    (*f)();
  }
}

bool
Connection::isConnected() const
{
  return !m_disconnect.expired();
}

bool
Connection::operator==(const Connection& other) const
{
  shared_ptr<function<void()>> f1 = m_disconnect.lock();
  shared_ptr<function<void()>> f2 = other.m_disconnect.lock();
  return f1 == f2;
}

bool
Connection::operator!=(const Connection& other) const
{
  return !(this->operator==(other));
}

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