/// <summary>
/// Stores RelayMessageInfo to byte[].
/// </summary>
/// <returns>Returns RelayMessageInfo as byte[] data.</returns>
public byte[] ToByte()
{
XmlTable retVal = new XmlTable("RelayMessageInfo");
if (!string.IsNullOrEmpty(m_EnvelopeID))
{
retVal.Add("EnvelopeID", m_EnvelopeID);
}
retVal.Add("Sender", m_Sender);
retVal.Add("Recipient", m_Recipient);
if (!string.IsNullOrEmpty(m_OriginalRecipient))
{
retVal.Add("OriginalRecipient", m_OriginalRecipient);
}
if (m_DSN_Notify != SMTP_DSN_Notify.NotSpecified)
{
retVal.Add("DSN-Notify", m_DSN_Notify.ToString());
}
if (m_DSN_Ret != SMTP_DSN_Ret.NotSpecified)
{
retVal.Add("DSN-RET", m_DSN_Ret.ToString());
}
retVal.Add("Date", m_Date.ToString("r"));
retVal.Add("DelayedDeliveryNotifySent", m_DelayedDeliveryNotifySent.ToString());
if (m_pHostEndPoint != null)
{
retVal.Add("HostEndPoint", m_pHostEndPoint.ToString());
}
else
{
retVal.Add("HostEndPoint", "");
}
return(retVal.ToByteData());
}
// Main listener thread. Starts an indefinite loop listening for
// new socket clients. As Each client comes in, it is handed off
// to OnClientConnect asynchronously on its own ThreadPool thread.
private void StartListening()
{
Log.Info("Inside Listener Thread.");
_listener = CreateListenerSocket();
try
{
_listener.Bind(HostEndPoint);
_listener.Listen(PENDING_CONNECTION_QUEUE_SIZE);
if (Log.IsInfoEnabled)
{
Log.Info("Socket Listener Started Listening on " + HostEndPoint.ToString());
}
// This loops indefinitely listening for client connections.
while (_isRunning)
{
// Set event to nonsignaled state.
_clientConnected.Reset();
Log.Info("Ready to Accept Incoming Connection.");
// Perform a blocking call to accept requests.
// You could also user server.AcceptSocket() here.
_listener.BeginAccept(new AsyncCallback(AcceptIncomingConnection), _listener);
if (Log.IsInfoEnabled)
{
Log.Info("Waiting For a Connection...");
}
// Wait for the connection to be made before continuing.
// But do so in a non-blocking manner.
while (true)
{
if (_clientConnected.WaitOne(1000, false))
{
Log.Info("Breaking out of the infinite loop because we have a new connection.");
break;
}
if (!_isRunning)
{
Log.Warn("Breaking out of the infinite loop because the server is stopping.");
break;
}
}
}
Log.Info("Exiting Listener Thread Gracefully.");
}
catch (Exception e)
{
//TODO: Consider starting up again.
Log.Error("Exception thrown in StartListening() thread. Server is shutting down.", e);
}
}