/// <summary>
/// Executed when a job arrives on the queue
/// </summary>
/// <param name="sender">Sender of event</param>
/// <param name="e">Event data</param>
protected virtual void OnReceivedJob(object sender, ReceivedMessageEventArgs e)
{
var message = e.Message;
var jobId = e.Message.Id;
var jobRequest = CreateJobRequest(e.Message);
var processingRequest = CreateProcessingRequest(jobRequest, e.Message);
JobReceived?.Invoke(this, new JobReceivedEventArgs(processingRequest));
}
private void ReceiveJob(Socket socket)
{
PjlJobReader pjlProcessor = new PjlJobReader();
DateTime lastConsoleUpdate = DateTime.Now;
LogInfo("Processing job...");
int byteCount = 0;
DateTime firstByteReceived = DateTime.Now;
DateTime lastByteReceived = DateTime.MinValue;
int size = 0;
byte[] receiveBuffer = new byte[PacketSize];
while ((size = socket.Receive(receiveBuffer)) > 0)
{
byteCount += size;
pjlProcessor.ReadPrintJobBytes(receiveBuffer, size);
lastByteReceived = DateTime.Now;
// In an effort to not log something to the screen every 10,000 bytes
// (which can be quite a bit on a fast machine), let's log screen updates 10 times a second.
if (DateTime.Now > lastConsoleUpdate.AddMilliseconds(100))
{
Console.Write($"BYTES READ: {byteCount}\r");
lastConsoleUpdate = DateTime.Now;
}
// This models a slight delay between blocks of data to slow down the overall
// transfer of raw data. By changing this value up or down, this component
// can loosely model a slower or faster device.
Thread.Sleep(PacketDelay);
}
LogInfo($"Job Received: {byteCount} bytes");
PjlHeader header = pjlProcessor.Header;
VirtualPrinterJobInfo jobInfo = new VirtualPrinterJobInfo(header)
{
FirstByteReceived = firstByteReceived,
LastByteReceived = lastByteReceived,
BytesReceived = byteCount
};
JobReceived?.Invoke(this, new VirtualPrinterJobInfoEventArgs(jobInfo));
}