Sleeper.h

#ifndef CARMA_UTIL_SLEEPER_H
#define CARMA_UTIL_SLEEPER_H

#include <sys/time.h>

#include "carma/util/PthreadMutex.h"
#include "carma/util/PthreadCond.h"


namespace carma {
namespace util {


class Sleeper {
    public:
        explicit Sleeper( );
        
        virtual ~Sleeper( );

        void waitUntilAbsTime( const struct ::timespec & absTime );
        void waitUntilAbsTime( const struct ::timeval & absTime );

        void waitForWholeSecDuration( const int duration );

        void interruptPresentOrNextWait( );

    private:
        void internalWaitUntilAbsTime( const struct ::timespec & absTime );

        PthreadCond  cond_;
        PthreadMutex mutex_;
        bool         interruptRequested_;
};


}  // namespace util
}  // namespace carma

#endif