1/*
2 * Copyright Andrey Semashev 2007 - 2015.
3 * Distributed under the Boost Software License, Version 1.0.
4 * (See accompanying file LICENSE_1_0.txt or copy at
5 * http://www.boost.org/LICENSE_1_0.txt)
6 */
7/*!
8 * \file default_sink.hpp
9 * \author Andrey Semashev
10 * \date 08.01.2012
11 *
12 * \brief This header is the Boost.Log library implementation, see the library documentation
13 * at http://www.boost.org/doc/libs/release/libs/log/doc/html/index.html.
14 */
15
16#ifndef BOOST_LOG_DEFAULT_SINK_HPP_INCLUDED_
17#define BOOST_LOG_DEFAULT_SINK_HPP_INCLUDED_
18
19#include <boost/log/detail/config.hpp>
20#include <boost/log/sinks/sink.hpp>
21#include <boost/log/attributes/attribute_name.hpp>
22#include <boost/log/attributes/value_extraction.hpp>
23#include <boost/log/attributes/value_visitation.hpp>
24#include <boost/log/attributes/fallback_policy.hpp>
25#include <boost/log/expressions/message.hpp>
26#include <boost/log/trivial.hpp>
27#if !defined(BOOST_LOG_NO_THREADS)
28#include <boost/thread/mutex.hpp>
29#endif
30#include <boost/log/detail/header.hpp>
31
32#ifdef BOOST_HAS_PRAGMA_ONCE
33#pragma once
34#endif
35
36namespace boost {
37
38BOOST_LOG_OPEN_NAMESPACE
39
40namespace sinks {
41
42namespace aux {
43
44//! The default sink to be used when no sinks are registered in the logging core
45class default_sink :
46 public sink
47{
48private:
49#if !defined(BOOST_LOG_NO_THREADS)
50 typedef mutex mutex_type;
51 mutex_type m_mutex;
52#endif
53 attribute_name const m_severity_name, m_message_name;
54 value_extractor< boost::log::trivial::severity_level, fallback_to_default< boost::log::trivial::severity_level > > const m_severity_extractor;
55 value_visitor_invoker< expressions::tag::message::value_type > m_message_visitor;
56
57public:
58 default_sink();
59 ~default_sink() BOOST_OVERRIDE;
60 bool will_consume(attribute_value_set const&) BOOST_OVERRIDE;
61 void consume(record_view const& rec) BOOST_OVERRIDE;
62 void flush() BOOST_OVERRIDE;
63};
64
65} // namespace aux
66
67} // namespace sinks
68
69BOOST_LOG_CLOSE_NAMESPACE // namespace log
70
71} // namespace boost
72
73#include <boost/log/detail/footer.hpp>
74
75#endif // BOOST_LOG_DEFAULT_SINK_HPP_INCLUDED_
76

source code of boost/libs/log/src/default_sink.hpp