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/* Copyright (c) 2013, Ford Motor Company
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following
* disclaimer in the documentation and/or other materials provided with the
* distribution.
*
* Neither the name of the Ford Motor Company nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef SRC_COMPONENTS_CONNECTION_HANDLER_INCLUDE_HEARTBEAT_MONITOR_H_
#define SRC_COMPONENTS_CONNECTION_HANDLER_INCLUDE_HEARTBEAT_MONITOR_H_
#include <stdint.h>
#include <map>
#include "utils/timer_thread.h"
#include "utils/threads/thread_validator.h"
#include "utils/macro.h"
namespace connection_handler {
class Connection;
/*
* Starts timer and when it elapses closes associated connection
*/
class HeartBeatMonitor: public threads::SingleThreadSimpleValidator {
public:
HeartBeatMonitor(int32_t heartbeat_timeout_seconds,
Connection* connection);
~HeartBeatMonitor();
/*
* \brief Starts connection monitoring.
* Should be called when first session was opened.
*/
void BeginMonitoring();
/*
* Resets keepalive timer preventing connection from being killed
*/
void KeepAlive();
private:
void TimeOut();
private:
// \brief Heartbeat timeout, should be read from profile
const int32_t heartbeat_timeout_seconds_;
// \brief Connection that must be closed when timeout elapsed
Connection* connection_;
timer::TimerThread<HeartBeatMonitor> timer_;
DISALLOW_COPY_AND_ASSIGN(HeartBeatMonitor);
};
} // namespace connection_handler
#endif // SRC_COMPONENTS_CONNECTION_HANDLER_INCLUDE_HEARTBEAT_MONITOR_H_
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