/// <summary>
/// request a new instance of the class.
/// </summary>
/// <return> returns the instance of the object (singleton) </return>
public static LogHistory CreateLogHistory()
{
// if not already created
if (logHistory == null)
{
logHistory = new LogHistory();
}
// otherwise create new instance
return(logHistory);
}
/// <summary>
/// the function that runs when the service starts
/// </summary>
protected override void OnStart(string[] args)
{
// service info class (singelton)
ServiceInfo info = ServiceInfo.CreateServiceInfo();
// log history class (singelton)
history = LogHistory.CreateLogHistory();
// create the service model
IImageServiceModal model = new ImageServiceModal(info.OutputDir, info.ThumbnailSize);
// create the services servers
ImageController controller = new ImageController(model);
// create image server
server = new ImageServer(controller, logger);
// create tcp server
//tcpServer = new TcpServer(controller, logger);
// create TcpApplicationServer
tcpApplicationServer = new TcpApplicationServer(logger);
// start the tcp server
string[] str = { };
//tcpServer.Start(str);
// start the image server
server.Start(info.Handlers.ToArray());
// start the application server
tcpApplicationServer.Start(str);
controller.HandlerClosedEvent += server.CloseHandler;
//logger.NotifyClients += tcpServer.NotifyClients;
//server.NotifyClients += tcpServer.NotifyClients;
//tcpServer.CommandRecieved += server.NewCommand;
logger.MessageRecieved += ImageServiceMessage;
logger.MessageRecieved += history.UpdateLog;
//logger.MessageRecieved += tcpServer.NewLog;
// Update the service state to Start Pending.
ServiceStatus serviceStatus = new ServiceStatus();
serviceStatus.dwCurrentState = ServiceState.SERVICE_START_PENDING;
serviceStatus.dwWaitHint = 100000;
SetServiceStatus(this.ServiceHandle, ref serviceStatus);
logger.Log("In OnStart", MessageTypeEnum.INFO);
// Set up a timer to trigger every minute.
System.Timers.Timer timer = new System.Timers.Timer();
timer.Interval = 60000; // 60 seconds
timer.Elapsed += new System.Timers.ElapsedEventHandler(this.OnTimer);
timer.Start();
// Update the service state to Running.
serviceStatus.dwCurrentState = ServiceState.SERVICE_RUNNING;
SetServiceStatus(this.ServiceHandle, ref serviceStatus);
}
/// <summary>
/// the function that runs when the service stops
/// </summary>
protected override void OnStop()
{
// write to the log
logger.Log("In onStop", MessageTypeEnum.INFO);
LogHistory logHistory = LogHistory.CreateLogHistory();
// close the image server
server.Stop();
// close the tcp server
//tcpServer.Stop();
// close the application server
tcpApplicationServer.Stop();
logger.MessageRecieved -= ImageServiceMessage;
//logger.NotifyClients -= tcpServer.NotifyClients;
logger.MessageRecieved -= logHistory.UpdateLog;
logger.MessageRecieved -= history.UpdateLog;
//logger.MessageRecieved += tcpServer.NewLog;
//server.NotifyClients -= tcpServer.NotifyClients;
logHistory.ResetLog();
logger.Log("In onStop", MessageTypeEnum.INFO);
}