ttl_timer.h

#ifndef TTL_TIMER_H
#define TTL_TIMER_H
 
#include <mutex>
#include <condition_variable>
#include <atomic>
 
namespace ara
{
    namespace com
    {
        namespace helper
        {
            class TtlTimer
            {
            private:
                std::mutex mMutex;
                std::unique_lock<std::mutex> mLock;
                std::condition_variable mConditionVariable;
                bool mRequested;
                bool mDisposing;
                std::atomic_bool mSignalFlag;
                uint32_t mTtl;
 
            public:
                TtlTimer() noexcept;
                TtlTimer(const TtlTimer &) = delete;
                TtlTimer &operator=(const TtlTimer &) = delete;
                ~TtlTimer() noexcept;
 
                bool GetRequested() const noexcept;
 
                void SetRequested(bool requested) noexcept;
 
                bool GetOffered() const noexcept;
 
                void SetOffered(uint32_t ttl) noexcept;
 
                void WaitForSignal();
 
                bool WaitForExpiration();
 
                void Dispose() noexcept;
            };
        }
    }
}
 
#endif