// Message recieved and process it to save in database
internal static void Terminal_MessageRecieved(MessageReceivedEventArgs MessageArgs)
{
DAL.BMDevice.TADataReceiverDAL DataReceiverDALObj = new DAL.BMDevice.TADataReceiverDAL();
var res = DataReceiverDALObj.SaveEmployeeAttendanceDetail(MessageArgs.Message);
if (res != null && res.ExecutionResult == Model.eExecutionResult.CommitedSucessfuly)
{
MessageArgs.ProcessAcknowledgement = true;
frmLogStatus.LogMessage(new Model.BMDevice.LogViewModel(MessageArgs.Message)
{
LogMessage = "Saved." + (!String.IsNullOrWhiteSpace(res.MessageAfterSave) ? ": " + res.MessageAfterSave : "")
});
if (!String.IsNullOrWhiteSpace(res.MessageAfterSave))
{
DataReceiverDALObj.SaveDataReceiverErrorLog("Save with Validation Error", res.MessageAfterSave);
Program.NotifyApplicationIcon.ApplicationIcon.ShowBalloonTip(10000, "Saved with Validation Error", res.MessageAfterSave, System.Windows.Forms.ToolTipIcon.Warning);
}
}
else
{
string ErrorMessage = (res != null ?
(res.ExecutionResult == Model.eExecutionResult.ErrorWhileExecuting ?
(res.Exception != null ? res.Exception.Message : "") :
(res.ExecutionResult == Model.eExecutionResult.ValidationError ? res.ValidationError : "")) : "");
frmLogStatus.LogMessage(new Model.BMDevice.LogViewModel(MessageArgs.Message)
{
LogMessage = "Error while saving : " + ErrorMessage,
});
DataReceiverDALObj.SaveDataReceiverErrorLog("Error while saving attendance data", ErrorMessage);
if (!String.IsNullOrWhiteSpace(ErrorMessage))
{
Program.NotifyApplicationIcon.ApplicationIcon.ShowBalloonTip(10000, "Vision : Error while saving attendance.", ErrorMessage, System.Windows.Forms.ToolTipIcon.Error);
}
}
}
public static void OnReceive(IAsyncResult iar)
{
Terminal term = (Terminal)iar.AsyncState;
if (term == null)
{
return;
}
int rcv;
try
{
if (term == null)
{
return;
}
try
{
rcv = term.stream.EndRead(iar);
}
catch (ObjectDisposedException)
{
return;
}
if (rcv <= 0)
{
return;
//throw new Exception("connection closed");
}
if (term == null)
{
return;
}
// Accumulate message
Array.Copy(term.message, 0,
term.messageAccumulated, term.messageAccumulatedLen, rcv);
term.messageAccumulatedLen += rcv;
while (term.messageAccumulatedLen > 0)
{
if (term == null)
{
return;
}
int consumed;
// Process stream
if (!term.ProcStream(out consumed))
{
throw new Exception("handle failed");
}
// Trim consumed stream
if (consumed > 0)
{
term.messageAccumulatedLen -= consumed;
Array.Copy(term.messageAccumulated,
consumed, term.messageAccumulated,
0, term.messageAccumulatedLen);
}
else
{
break;
}
}
if (term == null)
{
return;
}
// Restart alive timer
term.RestartAliveTimer();
if (term == null)
{
return;
}
term.stream.BeginRead(term.message, 0, MaxMessageSize,
new AsyncCallback(Terminal.OnReceive), term);
}
catch (ObjectDisposedException)
{ }
catch (Exception ex)
{
ex = DAL.CommonFunctions.GetFinalError(ex);
DAL.BMDevice.TADataReceiverDAL DALObj = new DAL.BMDevice.TADataReceiverDAL();
DALObj.SaveDataReceiverErrorLog((term != null ? term.RawMessage : null), ex.Message);
frmLogStatus.LogMessage(new Model.BMDevice.LogViewModel()
{
LogMessage = "Error while processing recieved data.\r\n" + ex.Message
});
if (Program.NotifyApplicationIcon != null && Program.NotifyApplicationIcon.ApplicationIcon != null)
{
Program.NotifyApplicationIcon.ApplicationIcon.ShowBalloonTip(10000, "Vision : Error while processing recieved data.", ex.Message, System.Windows.Forms.ToolTipIcon.Error);
}
term.Dispose();
}
}