public bool Read()
{
try
{
if (socket_.Poll(1000000, SelectMode.SelectRead)) // one-second timeout
{
int bytesRead = socket_.Receive(readBuffer_);
if (0 == bytesRead)
{
throw new SocketException(System.Convert.ToInt32(SocketError.ConnectionReset));
}
parser_.AddToStream(ref readBuffer_, bytesRead);
}
else if (null != session_)
{
session_.Next();
}
else
{
throw new QuickFIXException("Initiator timed out while reading socket");
}
ProcessStream();
return(true);
}
catch (System.ObjectDisposedException e)
{
// this exception means socket_ is already closed when poll() is called
if (isDisconnectRequested_ == false)
{
// for lack of a better idea, do what the general exception does
if (null != session_)
{
session_.Disconnect(e.ToString());
}
else
{
Disconnect();
}
}
return(false);
}
catch (System.Exception e)
{
if (null != session_)
{
session_.Disconnect(e.ToString());
}
else
{
Disconnect();
}
return(false);
}
}
public bool Read()
{
try
{
int bytesRead = ReadSome(readBuffer_, 1000);
if (bytesRead > 0)
{
parser_.AddToStream(readBuffer_, bytesRead);
}
else if (null != session_)
{
session_.Next();
}
else
{
throw new QuickFIXException("Initiator timed out while reading socket");
}
ProcessStream();
return(true);
}
catch (System.ObjectDisposedException e)
{
// this exception means socket_ is already closed when poll() is called
if (isDisconnectRequested_ == false)
{
// for lack of a better idea, do what the general exception does
if (null != session_)
{
session_.Disconnect(e.ToString());
}
else
{
Disconnect();
}
}
return(false);
}
catch (System.Exception e)
{
if (null != session_)
{
session_.Disconnect(e.ToString());
}
else
{
Disconnect();
}
}
return(false);
}
/// <summary>
/// Ad-hoc removal of an existing session
/// </summary>
/// <param name="sessionID">ID of session to be removed</param>
/// <param name="terminateActiveSession">if true, force disconnection and removal of session even if it has an active connection</param>
/// <returns>true if session removed or not already present; false if could not be removed due to an active connection</returns>
public bool RemoveSession(SessionID sessionID, bool terminateActiveSession)
{
Session session = null;
if (sessions_.TryGetValue(sessionID, out session))
{
if (session.IsLoggedOn && !terminateActiveSession)
{
return(false);
}
session.Disconnect("Dynamic session removal");
foreach (AcceptorSocketDescriptor descriptor in socketDescriptorForAddress_.Values)
{
if (descriptor.RemoveSession(sessionID))
{
break;
}
}
sessions_.Remove(sessionID);
session.Dispose();
lock (settings_)
settings_.Remove(sessionID);
}
return(true);
}
public bool Read()
{
try
{
_log.Info("Read entered calling readsome");
int bytesRead = ReadSome(readBuffer_, 1000);
if (bytesRead > 0)
parser_.AddToStream(System.Text.Encoding.UTF8.GetString(readBuffer_, 0, bytesRead));
else if (null != session_)
{
_log.Info("Read calling sesson Next");
session_.Next();
_log.Info("Read called sesson Next");
}
else
{
throw new QuickFIXException("Initiator timed out while reading socket");
}
_log.Info("Read calling sesson ProcessStream");
ProcessStream();
_log.Info("Read called sesson ProcessStream");
return true;
}
catch (System.ObjectDisposedException e)
{
// this exception means socket_ is already closed when poll() is called
if (isDisconnectRequested_ == false)
{
// for lack of a better idea, do what the general exception does
if (null != session_)
session_.Disconnect(e.ToString());
else
Disconnect();
}
return false;
}
catch (System.Exception e)
{
if (null != session_)
session_.Disconnect(e.ToString());
else
Disconnect();
}
return false;
}
public void HandleException(Session quickFixSession, System.Exception cause, TcpClient client)
{
bool disconnectNeeded = true;
string reason = cause.Message;
System.Exception realCause = cause;
/** TODO
if(cause is FIXMessageDecoder.DecodeError && cause.InnerException != null)
realCause = cause.getCause();
*/
if (realCause is System.Net.Sockets.SocketException)
{
string remoteEndPoint = string.Empty;
try { remoteEndPoint = client.Client.RemoteEndPoint.ToString(); }
catch { }
if (quickFixSession != null && quickFixSession.IsEnabled)
reason = "Socket exception (" + remoteEndPoint + "): " + cause.Message;
else
reason = "Socket (" + remoteEndPoint + "): " + cause.Message;
disconnectNeeded = true;
}
/** TODO
else if(realCause is FIXMessageDecoder.CriticalDecodeError)
{
reason = "Critical protocol codec error: " + cause;
disconnectNeeded = true;
}
*/
else if(realCause is MessageParseError)
{
reason = "Protocol handler exception: " + cause;
if (quickFixSession == null)
disconnectNeeded = true;
else
disconnectNeeded = false;
}
else
{
reason = cause.ToString();
disconnectNeeded = false;
}
this.Log("SocketReader Error: " + reason);
if (disconnectNeeded)
{
if (null != quickFixSession && quickFixSession.HasResponder)
quickFixSession.Disconnect(reason);
else
DisconnectClient(client);
}
}
public bool Read()
{
try
{
if (socket_.Poll(1000000, SelectMode.SelectRead)) // one-second timeout
{
int bytesRead = socket_.Receive(readBuffer_);
if (0 == bytesRead)
{
throw new SocketException(System.Convert.ToInt32(SocketError.ConnectionReset));
}
parser_.AddToStream(System.Text.Encoding.UTF8.GetString(readBuffer_, 0, bytesRead));
}
else if (null != session_)
{
session_.Next();
}
else
{
throw new QuickFIXException("Initiator timed out while reading socket");
}
ProcessStream();
return(true);
}
catch (System.Exception e)
{
if (null != session_)
{
session_.Disconnect(e.Message);
}
else
{
Disconnect();
}
return(false);
}
}
/// <summary>
/// Ad-hoc removal of an existing session
/// </summary>
/// <param name="sessionID">ID of session to be removed</param>
/// <param name="terminateActiveSession">if true, force disconnection and removal of session even if it has an active connection</param>
/// <returns>true if session removed or not already present; false if could not be removed due to an active connection</returns>
public bool RemoveSession(SessionID sessionID, bool terminateActiveSession)
{
Session session = null;
bool disconnectRequired = false;
lock (sync_)
{
if (sessionIDs_.Contains(sessionID))
{
session = sessions_[sessionID];
if (session.IsLoggedOn && !terminateActiveSession)
{
return(false);
}
sessions_.Remove(sessionID);
disconnectRequired = IsConnected(sessionID) || IsPending(sessionID);
if (disconnectRequired)
{
SetDisconnected(sessionID);
}
disconnected_.Remove(sessionID);
sessionIDs_.Remove(sessionID);
}
}
lock (_settings)
_settings.Remove(sessionID);
if (disconnectRequired)
{
session.Disconnect("Dynamic session removal");
}
OnRemove(sessionID); // ensure session's reader thread is gone before we dispose session
if (session != null)
{
session.Dispose();
}
return(true);
}
private void HandleExceptionInternal(Session quickFixSession, System.Exception cause)
{
bool disconnectNeeded = true;
string reason = cause.Message;
System.Exception realCause = cause;
// Unwrap socket exceptions from IOException in order for code below to work
if (realCause is IOException && realCause.InnerException is SocketException)
{
realCause = realCause.InnerException;
}
/*
* TODO
* if(cause is FIXMessageDecoder.DecodeError && cause.InnerException != null)
* realCause = cause.getCause();
*/
if (realCause is System.Net.Sockets.SocketException)
{
if (quickFixSession != null && quickFixSession.IsEnabled)
{
reason = "Socket exception (" + tcpClient_.Client.RemoteEndPoint + "): " + cause.Message;
}
else
{
reason = "Socket (" + tcpClient_.Client.RemoteEndPoint + "): " + cause.Message;
}
disconnectNeeded = true;
}
/*
* TODO
* else if(realCause is FIXMessageDecoder.CriticalDecodeError)
* {
* reason = "Critical protocol codec error: " + cause;
* disconnectNeeded = true;
* }
*/
else if (realCause is MessageParseError)
{
reason = "Protocol handler exception: " + cause;
if (quickFixSession == null)
{
disconnectNeeded = true;
}
else
{
disconnectNeeded = false;
}
}
else
{
reason = cause.ToString();
disconnectNeeded = false;
}
this.Log("SocketReader Error: " + reason);
if (disconnectNeeded)
{
if (null != quickFixSession && quickFixSession.HasResponder)
{
quickFixSession.Disconnect(reason);
}
else
{
DisconnectClient();
}
}
}
private void HandleExceptionInternal(Session quickFixSession, System.Exception cause)
{
bool disconnectNeeded = true;
string reason = cause.Message;
System.Exception realCause = cause;
// Unwrap socket exceptions from IOException in order for code below to work
if (realCause is IOException && realCause.InnerException is SocketException)
realCause = realCause.InnerException;
/** TODO
if(cause is FIXMessageDecoder.DecodeError && cause.InnerException != null)
realCause = cause.getCause();
*/
if (realCause is System.Net.Sockets.SocketException)
{
if (quickFixSession != null && quickFixSession.IsEnabled)
reason = "Socket exception (" + tcpClient_.Client.RemoteEndPoint + "): " + cause.Message;
else
reason = "Socket (" + tcpClient_.Client.RemoteEndPoint + "): " + cause.Message;
disconnectNeeded = true;
}
/** TODO
else if(realCause is FIXMessageDecoder.CriticalDecodeError)
{
reason = "Critical protocol codec error: " + cause;
disconnectNeeded = true;
}
*/
else if (realCause is MessageParseError)
{
reason = "Protocol handler exception: " + cause;
if (quickFixSession == null)
disconnectNeeded = true;
else
disconnectNeeded = false;
}
else
{
reason = cause.ToString();
disconnectNeeded = false;
}
this.Log("SocketReader Error: " + reason);
if (disconnectNeeded)
{
if (null != quickFixSession && quickFixSession.HasResponder)
quickFixSession.Disconnect(reason);
else
DisconnectClient();
}
}
