/// <summary>
/// Disconnects the <see cref="FileClient"/> from the <see cref="FileStream"/>.
/// </summary>
public override void Disconnect()
{
if (CurrentState != ClientState.Disconnected)
{
m_fileClient.Reset();
m_receiveDataTimer.Stop();
if (m_connectionThread != null)
{
m_connectionThread.Abort();
}
OnConnectionTerminated();
}
}
/// <summary>
/// Disconnects the <see cref="SerialClient"/> from the <see cref="SerialPort"/>.
/// </summary>
public override void Disconnect()
{
if (CurrentState != ClientState.Disconnected)
{
if (m_serialClient.Provider != null)
{
m_serialClient.Provider.DataReceived -= SerialPort_DataReceived;
m_serialClient.Provider.ErrorReceived -= SerialPort_ErrorReceived;
}
m_serialClient.Reset();
if (m_connectionThread != null)
{
m_connectionThread.Abort();
}
OnConnectionTerminated();
}
}
private void OpenSocket(object state)
{
int connectionAttempts = 0;
while (MaxConnectionAttempts == -1 || connectionAttempts < MaxConnectionAttempts)
{
if ((object)m_zeroMQClient.Provider != null)
{
// Disconnect any existing ZeroMQ socket
try
{
m_zeroMQClient.Provider.Disconnect(ServerUri);
}
catch (Exception ex)
{
OnDisconnectException(ex);
}
m_zeroMQClient.Reset();
}
try
{
OnConnectionAttempt();
// Create ZeroMQ Dealer socket - closest match to IClient implementation
m_zeroMQClient.Provider = new ZSocket(ZContext.Create(), ZSocketType.DEALER);
m_zeroMQClient.Provider.Identity = m_zeroMQClient.ID.ToByteArray();
m_zeroMQClient.Provider.SendHighWatermark = m_maxSendQueueSize;
m_zeroMQClient.Provider.ReceiveHighWatermark = m_maxReceiveQueueSize;
m_zeroMQClient.Provider.Immediate = true;
m_zeroMQClient.Provider.SetOption(ZSocketOption.LINGER, 0);
m_zeroMQClient.Provider.SetOption(ZSocketOption.SNDTIMEO, 1000);
m_zeroMQClient.Provider.SetOption(ZSocketOption.RCVTIMEO, -1);
m_zeroMQClient.Provider.SetOption(ZSocketOption.RECONNECT_IVL, -1);
m_zeroMQClient.Provider.IPv6 = (Transport.GetDefaultIPStack() == IPStack.IPv6);
m_zeroMQClient.Provider.Connect(ServerUri);
m_connectionHandle.Set();
connectionAttempts = 0;
OnConnectionEstablished();
}
catch (Exception ex)
{
m_zeroMQClient.Provider = null;
// Log exception during connection attempt
OnConnectionException(ex);
// Keep retrying connection
Thread.Sleep(1000);
connectionAttempts++;
continue;
}
try
{
// Start data reception loop
ReceiveDataHandler();
}
catch (Exception ex)
{
// Notify of the exception.
OnReceiveDataException(ex);
}
// If client is no longer connected, exit loop, else sleep for a moment before attempting reconnect
if (Enabled)
{
Thread.Sleep(1000);
}
else
{
break;
}
}
}
