internal void Receive()
{
ResetFinishing();
socket.ReceiveTimeout = 1000; // milliseconds
lastReceiveTime = DateTime.Now;
if (processingThread == null)
{
processingThread = new WorkerThread(e =>
{
if (onProcessingThreadException != null)
{
onProcessingThreadException(this, new TcpChannelNotifyEventArgs(EnumNotificationLevel.Error, "Receive", null, e));
}
});
processingThread.Start(() =>
{
List <byte> lstBts = BtsQueueToList();
if (lstBts != null && lstBts.Count > 0)
{
SetLastReceiveTime();
onReceived(this, new TcpChannelReceivedEventArgs(lstBts.ToArray()));
}
});
}
readingThread = new WorkerThread(e =>
{
if (onReadingThreadException != null)
{
onReadingThreadException(this, new TcpChannelNotifyEventArgs(EnumNotificationLevel.Error, "Receive", null, e));
}
});
readingThread.Start(
// ThreadStart Delegate
() =>
{
if (IsFinishing || !IsWithinReceiveTimeout || !IsSocketConnected)
{
throw new StopThreadException();
}
if (socket.Poll(POLL_TIMEOUT, SelectMode.SelectRead))
{
if (socket.Available > 0)
{
// The socket is supposed to be connected and data are available.
byte[] buf = new byte[socket.Available];
int received = 0;
if ((received = socket.Receive(buf, 0, buf.Length, SocketFlags.None)) > 0 &&
onReceived != null && processingThread != null)
{
// Processing in dedicated thread
if (processingThread.IsThreadActive)
{
cqueBytes.Enqueue(buf);
}
processingThread.SetEvent();
}
}
else
if (onNoDataRead != null)
{
onNoDataRead(this, new TcpChannelNotifyEventArgs(EnumNotificationLevel.Debug, "Reading Thread, Start"));
}
}
},
// AfterLoop Delegate
() =>
{
WorkerThread.Stop(ref processingThread);
if (IsSocketConnected)
{
CloseSocket();
}
socket = null;
UnparsedBytes = null;
bool isConnected = false;
if (!IsFinishing && dlgtReconnect != null)
{
isConnected = dlgtReconnect(); // reconnection after certain delay
}
if (!isConnected)
{
Close();
}
}, 0);
}
public static void StartAcceptSubscribersOnPort(int acceptPort,
TcpChannelEventHandler <TcpChannelReceivedEventArgs> onReceived,
TcpChannelEventHandler <EventArgs> onInitConnectionToServer = null,
TcpChannelEventHandler <TcpChannelNotifyEventArgs> onServerNotifies = null,
int socketReceiveTimeoutInSec = DEFAULT_RECEIVE_TIMEOUT_IN_SEC,
int socketSendTimeoutInSec = DEFAULT_SEND_TIMEOUT_IN_SEC,
int socketReceiveBufferSize = DEFAULT_RECEIVE_BUFFER_SIZE,
int socketSendBufferSize = DEFAULT_SEND_BUFFER_SIZE)
{
if (onReceived == null)
{
throw new Exception("onReceived is null.");
}
EasyTcpServer.onServerNotifies += onServerNotifies;
string processName = Process.GetCurrentProcess().ProcessName;
AutoResetEvent evAccept = new AutoResetEvent(false);
TcpListener tcpListener = null;
try
{
tcpListener = StartListenOnPort(acceptPort);
}
catch (Exception e)
{
if (EasyTcpServer.onServerNotifies != null)
{
EasyTcpServer.onServerNotifies(null
, new TcpChannelNotifyEventArgs(EnumNotificationLevel.Error, "StartAcceptSubscribersOnPort", null, e));
}
}
if (tcpListener != null)
{
WorkerThread wtAccept = new WorkerThread(e =>
{
if (EasyTcpServer.onServerNotifies != null)
{
EasyTcpServer.onServerNotifies(null
, new TcpChannelNotifyEventArgs(EnumNotificationLevel.Error, "StartAcceptSubscribersOnPort, Accept Worker Thread", null, e));
}
});
cdctThread[tcpListener] = wtAccept;
wtAccept.Start(() =>
{
AcceptBegin(tcpListener, evAccept,
tcpServer =>
{
if (tcpServer.IsSocketConnected)
{
tcpServer.onReceived += onReceived;
tcpServer.Receive();
if (onInitConnectionToServer != null)
{
onInitConnectionToServer(tcpServer, null);
}
}
},
ex =>
{
if (EasyTcpServer.onServerNotifies != null)
{
EasyTcpServer.onServerNotifies(null
, new TcpChannelNotifyEventArgs(EnumNotificationLevel.Error, "StartAcceptSubscribersOnPort.AcceptBegin, AcceptEnd", null, ex));
}
},
socketReceiveTimeoutInSec, socketSendTimeoutInSec, socketReceiveBufferSize, socketSendBufferSize);
evAccept.WaitOne();
wtAccept.SetEvent();
});
wtAccept.SetEvent();
}
}