/// <summary>
/// Makes it easier to retrieve the most current field values
/// </summary>
/// <param name="dataIn">data to be analysed</param>
/// <param name="currentLocation">Extracted location from the neutriono</param>
/// <param name="picValue">Extracted picValue from the neutriono</param>
/// <param name="barcode">Extracted barcode from the neutriono</param>
private void GetStandardFields(
Neutrino dataIn,
out string currentLocation,
out string picValue,
out string barcode)
{
byte[] vi = dataIn.GetRawField("SourceLocation");
currentLocation = Encoding.GetEncoding(1252).GetString(vi);
vi = dataIn.GetRawField("PIC");
picValue = Encoding.GetEncoding(1252).GetString(vi);
vi = dataIn.GetRawField("Barcode");
barcode = Encoding.GetEncoding(1252).GetString(vi);
}
/// <summary>
/// Will be called each time a telegram has arrived.
/// </summary>
/// <param name="theInstance">Communication Instance</param>
/// <param name="dataIn">data to be analysed</param>
/// <param name="dataOut">The data to send back. If null then no data will be send back.</param>
public virtual void Process(string theInstance, Neutrino dataIn, out List <Neutrino> dataOut)
{
Neutrino theNeutrino = null;
// Default: We will not send anything back...
dataOut = null;
// What kind of telegram came in?
byte[] vi = dataIn.GetRawField(StandardTelegramFieldNames.TelegramId);
logger.InfoMethod("Processing " + dataIn.TheName + ".");
switch (Encoding.GetEncoding(1252).GetString(vi))
{
// Tote passed a scanner. PLC is waiting for destination location from MFC.
case "01":
OnDestinationRequest(dataIn, out theNeutrino);
break;
// Tote passed a waiting point scanner. PLC is waiting for destination location from MFC
// while having the tote stop.
case "02":
OnWaitingPointRequest(dataIn, out theNeutrino);
break;
// Tote has passed a message point
case "03":
OnMessagePointRequest(dataIn);
break;
case "04":
OnRequestAtToteStart(dataIn, out theNeutrino);
break;
// Tote has been sorted out after a destination request
case "11":
OnSortationReport(dataIn);
break;
// Tote has been sorted out after a waiting point request
case "12":
OnSortationReportWaitingPoint(dataIn);
break;
case "14":
OnSortationReportToteStart(dataIn);
break;
// MFC State telegram request. MFC is requested to send it's state back to the PLC.
case "61":
OnMFCState(dataIn, out theNeutrino);
break;
case "81":
OnPLCLoggingInfo(dataIn);
break;
// PLC reports it's state to the MFC.
case "91":
OnPLCState(dataIn, out theNeutrino);
break;
// Server sends back it's watchdog telegram
case "98":
OnWatchdogReply(dataIn, out theNeutrino);
break;
// Client should send it's watchdog telegram
case "99":
OnWatchdogRequest(dataIn, out theNeutrino);
break;
}
if (theNeutrino != null)
{
dataOut = new List <Neutrino>();
dataOut.Add(theNeutrino);
}
}
/// <summary>
/// Returns the value of the specified field as a string
/// </summary>
/// <param name="dataIn">data to be analysed</param>
/// <param name="field">Key name for which data should be extracted from the neutrino</param>
/// <returns>data found for given key</returns>
private string GetField(Neutrino dataIn, string field)
{
return(Encoding.GetEncoding(1252).GetString(dataIn.GetRawField(field)));
}