class Program    {        static void Main(string[] args)        {            HostFactory.Run(x =>                                 //1            {                x.RunAsLocalSystem();                            //6                x.StartAutomatically();                x.SetDescription("服务测试");        //7                x.SetDisplayName("服务测试1");                       //8                x.SetServiceName("服务测试名称");                       //9                x.Service
     
      (s =>                        //2                {                    s.ConstructUsing(name => new TownCrier());     //3                    s.WhenStarted(tc => tc.Start());              //4                    s.WhenStopped(tc => tc.Stop());               //5                });            });        }    }    public class TownCrier    {        readonly Timer _timer;        public TownCrier()        {            _timer = new Timer(1000) { AutoReset = true };            _timer.Elapsed += (sender, eventArgs) => Console.WriteLine("It is {0} and all is well", DateTime.Now);        }        public void Start() { _timer.Start(); }        public void Stop() { _timer.Stop(); }    }