boost/log/detail/enqueued_record.hpp
/*
* Copyright Andrey Semashev 2007 - 2015.
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*/
/*!
* \file enqueued_record.hpp
* \author Andrey Semashev
* \date 01.04.2014
*
* \brief This header is the Boost.Log library implementation, see the library documentation
* at http://www.boost.org/doc/libs/release/libs/log/doc/html/index.html. In this file
* internal configuration macros are defined.
*/
#ifndef BOOST_LOG_DETAIL_ENQUEUED_RECORD_HPP_INCLUDED_
#define BOOST_LOG_DETAIL_ENQUEUED_RECORD_HPP_INCLUDED_
#include <boost/move/core.hpp>
#include <boost/move/utility_core.hpp>
#include <boost/log/detail/config.hpp>
#include <boost/log/detail/timestamp.hpp>
#include <boost/log/core/record_view.hpp>
#include <boost/log/detail/header.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
BOOST_LOG_OPEN_NAMESPACE
namespace sinks {
namespace aux {
//! Log record with enqueueing timestamp
class enqueued_record
{
BOOST_COPYABLE_AND_MOVABLE(enqueued_record)
public:
//! Ordering predicate
template< typename OrderT >
struct order :
public OrderT
{
typedef typename OrderT::result_type result_type;
order() {}
order(order const& that) : OrderT(static_cast< OrderT const& >(that)) {}
order(OrderT const& that) : OrderT(that) {}
result_type operator() (enqueued_record const& left, enqueued_record const& right) const
{
// std::priority_queue requires ordering with semantics of std::greater, so we swap arguments
return OrderT::operator() (right.m_record, left.m_record);
}
};
boost::log::aux::timestamp m_timestamp;
record_view m_record;
enqueued_record(enqueued_record const& that) BOOST_NOEXCEPT : m_timestamp(that.m_timestamp), m_record(that.m_record)
{
}
enqueued_record(BOOST_RV_REF(enqueued_record) that) BOOST_NOEXCEPT :
m_timestamp(that.m_timestamp),
m_record(boost::move(that.m_record))
{
}
explicit enqueued_record(record_view const& rec) :
m_timestamp(boost::log::aux::get_timestamp()),
m_record(rec)
{
}
enqueued_record& operator= (BOOST_COPY_ASSIGN_REF(enqueued_record) that) BOOST_NOEXCEPT
{
m_timestamp = that.m_timestamp;
m_record = that.m_record;
return *this;
}
enqueued_record& operator= (BOOST_RV_REF(enqueued_record) that) BOOST_NOEXCEPT
{
m_timestamp = that.m_timestamp;
m_record = boost::move(that.m_record);
return *this;
}
};
} // namespace aux
} // namespace sinks
BOOST_LOG_CLOSE_NAMESPACE // namespace log
} // namespace boost
#include <boost/log/detail/footer.hpp>
#endif // BOOST_LOG_DETAIL_ENQUEUED_RECORD_HPP_INCLUDED_