@Override
public void sessionClosed(IoSession ioSession) throws Exception {
try {
Session quickFixSession = findQFSession(ioSession);
if (quickFixSession != null) {
eventHandlingStrategy.onMessage(quickFixSession, EventHandlingStrategy.END_OF_STREAM);
ioSession.removeAttribute(SessionConnector.QF_SESSION);
}
ioSession.closeNow();
} catch (Exception e) {
ioSession.closeNow();
throw e;
}
}
@Override
public void messageReceived(IoSession ioSession, Object message) throws Exception {
String messageString = (String) message;
SessionID remoteSessionID = MessageUtils.getReverseSessionID(messageString);
Session quickFixSession = findQFSession(ioSession, remoteSessionID);
if (quickFixSession != null) {
quickFixSession.getLog().onIncoming(messageString);
try {
Message fixMessage = parse(quickFixSession, messageString);
processMessage(ioSession, fixMessage);
} catch (InvalidMessage e) {
if (MsgType.LOGON.equals(MessageUtils.getMessageType(messageString))) {
log.error("Invalid LOGON message, disconnecting: " + e.getMessage());
ioSession.closeNow();
} else {
log.error("Invalid message: " + e.getMessage());
}
}
} else {
log.error("Disconnecting; received message for unknown session: " + messageString);
ioSession.closeNow();
}
}
@Override
public void exceptionCaught(IoSession ioSession, Throwable cause) throws Exception {
boolean disconnectNeeded = false;
Session quickFixSession = findQFSession(ioSession);
Throwable realCause = cause;
if (cause instanceof ProtocolDecoderException && cause.getCause() != null) {
realCause = cause.getCause();
} else {
Throwable chain = cause;
while (chain != null && chain.getCause() != null) {
chain = chain.getCause();
if (chain instanceof IOException) {
realCause = chain;
break;
}
}
}
String reason;
if (realCause instanceof IOException) {
if (quickFixSession != null && quickFixSession.isEnabled()) {
reason = "Socket exception (" + ioSession.getRemoteAddress() + "): " + cause;
} else {
reason = "Socket (" + ioSession.getRemoteAddress() + "): " + cause;
}
disconnectNeeded = true;
} else if (realCause instanceof CriticalProtocolCodecException) {
reason = "Critical protocol codec error: " + cause;
disconnectNeeded = true;
} else if (realCause instanceof ProtocolCodecException) {
reason = "Protocol handler exception: " + cause;
} else {
reason = cause.toString();
}
if (disconnectNeeded) {
try {
if (quickFixSession != null) {
quickFixSession.disconnect(reason, true);
} else {
log.error(reason, cause);
ioSession.closeNow();
}
} finally {
ioSession.setAttribute("QFJ_RESET_IO_CONNECTOR", Boolean.TRUE);
}
} else {
log.error(reason, cause);
}
}