source: source/ariba/utility/system/Timer.h@ 5733

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// The Ariba-Underlay Copyright

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// Copyright (c) 2008-2009, Institute of Telematics, UniversitÀt Karlsruhe (TH)

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// UniversitÀt Karlsruhe (TH)

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// [License]



#ifndef __TIMER_H

#define __TIMER_H



#include "ariba/utility/system/SystemEventListener.h"

#include "ariba/utility/system/SystemQueue.h"

#include "ariba/utility/system/SystemEvent.h"

#include "ariba/utility/system/SystemEventType.h"

#include "ariba/utility/logging/Logging.h"



#ifndef UNDERLAY_OMNET

  #include <boost/thread/mutex.hpp>

  #include <boost/thread/thread.hpp>

  #include <boost/thread/condition_variable.hpp>

#endif



using ariba::utility::SystemEventType;

using ariba::utility::SystemQueue;

using ariba::utility::SystemEventListener;



namespace ariba {

namespace utility {



class Timer : public SystemEventListener {

        use_logging_h(Timer);

public:

        Timer();

        virtual ~Timer();



        /**

         * Set the interval for the timer

         *

         * @param millis Timer interval in milliseconds

         * @param oneshot Is this a one-shot or periodic timer

         */

        void setInterval(unsigned int millis, bool oneshot=false);



        /**

         * Start the timer

         */

        void start();



        /**

         * Stop the timer

         */

        void stop();



        /**

         * Reset a running timer and ignore the remaining interval

         * time. Does not fire the timer event and start the timer

         * with a new interval.

         */

        void reset();



        /**

         * Is the timer already running?

         */

        bool isRunning();



protected:

        virtual void eventFunction();



protected:

        virtual void handleSystemEvent( const SystemEvent& event );



private:

#ifndef UNDERLAY_OMNET

        static void threadFunc( Timer* obj );

        boost::thread* timerThread;

#endif // UNDERLAY_OMNET



        volatile unsigned int millis;

        volatile bool running;

        volatile bool oneshot;

};



}} // namespace ariba, common



#endif // __TIMER_H