示例#1
0
        void StartService(object parameter)
        {
            Service.InitStart();
            // Run as SVC host if necessary.
            if (typeof(T).BaseType.Equals(typeof(MarshalByRefObject)))
            {
                // Create service
                var    svcHost = new ServiceHost(Service);
                string info    = GetInfo(Service.GetType().Name, svcHost);
                LogHelper.WriteInfo(info, EventLogEntryType.Information);
                // If you are getting "There is already a listener on IP endpoint 0.0.0.0:NNNN" error
                // but all processes who could use NNNN port is closed then maybe this ports is kept
                // open by Visual Studio debugger which tries to debug previously crashed executable.
                // Close Visual Studio debugger window in order to release resources and port.
                svcHost.Open();
            }
            // Start actions.
            string st = ConfigurationManager.AppSettings["SimpleService_SleepTime"];
            // Sleep 5 seconds if not specified.
            int sleepTime = string.IsNullOrEmpty(st) ? 5 : (int)TimeSpan.Parse(st).TotalSeconds;

            // Make sure that service initialized (for some reason locks doesn't work inside Service properly.);
            // Logical delay without blocking the current hardware thread.
            System.Threading.Tasks.Task.Delay(100).Wait();
            while (!Service.IsStopping)
            {
                var  watch     = Stopwatch.StartNew();
                bool skipSleep = false;
                if (!Service.IsPaused && !IsSessionEnded)
                {
                    Service.DoAction((string[])parameter, ref skipSleep);
                }
                // If service finished sooner than expected.
                while (!skipSleep && watch.Elapsed.TotalSeconds < sleepTime)
                {
                    if (Service.IsStopping || Service.IsPaused || IsSessionEnded)
                    {
                        break;
                    }
                    // Logical delay without blocking the current hardware thread.
                    System.Threading.Tasks.Task.Delay(1000).Wait();
                }
            }
            Service.InitEnd();
        }