private void CheckCommandQueue()
{
if (CommandQueue.Count != 0)
{
string command = CommandQueue.Dequeue() as string;
if (command == ServiceCommand.STOP)
{
Status = ServiceStatus.ZOMBIE;
Logger.Info("Service is going to be stopped");
}
else if (command == ServiceCommand.SUSPEND)
{
Status = ServiceStatus.PENDING;
Logger.Info("Service is going to be paused");
}
else if (command == ServiceCommand.RESUME)
{
Status = ServiceStatus.RUNNING;
Logger.Info("Service is going to be resumed");
}
else
{
Logger.Error("Error Service Command Type");
//Debug.Assert(false);
}
}
}
public void MainLoop(HandleSMSMessage hanleSMSException)
{
SMSHandle = hanleSMSException;
// init stage
Logger = new QCLogger(Name);
Options = InitOptions();
CommandQueue = Queue.Synchronized(new Queue());
Logger.Info("QCService Init Start");
try
{
Init();
}
catch (Exception ie)
{
Logger.LogException(ie);
Logger.Error("QCService Init Failed. Service is shutting down error：" + ie.Message);
throw (ie);
}
Status = ServiceStatus.RUNNING;
// init vars
int idleInterval = Options.IdleInteval; //Options.GetInt("IdleInterval");
int lastIdleTime = DateTime.Now.Millisecond;
int checkInterval = 10000;
Logger.Info("QCService Init End ");
Logger.Info("QCService Start Main Loop");
Int64 loopTimes = 0;
// wokring loop
try
{
int i = 0;
while (true)
{
CheckCommandQueue();
if (Status == ServiceStatus.PENDING)
{
if (loopTimes++ % checkInterval == 0)
{
Logger.Info("Service is Paused. Everything is fine :-)");
}
Thread.Sleep(idleInterval);
}
else if (Status == ServiceStatus.ZOMBIE)
{
Logger.Info("Service is stopping. Good bye. :-)");
break;
}
else if (Status == ServiceStatus.RUNNING)
{
QCServiceWorkState result = QCServiceWorkState.Idle;
try
{
result = Work();
}
catch (Exception e)
{
Logger.LogException(e);
}
if (result == QCServiceWorkState.Idle)
{
int now = DateTime.Now.Millisecond;
if (now - lastIdleTime < idleInterval)
{
Thread.Sleep(idleInterval);
}
lastIdleTime = now;
if (loopTimes++ % checkInterval == 0)
{
Logger.Info("Service is Idle. Everything is fine :-)");
}
}
}
else
{
Debug.Assert(false);
}
}
}
catch (QCServiceTerminalException e)
{
Logger.Debug(e.Message);
}
// end stage
Logger.Info("QCService Finishing");
Finish();
Logger.Info("QCService Finished");
}