/**
* Return the FTP request as a string
*
* @return String
*/
public String toString() {
StringBuffer str = new StringBuffer();
str.append("[");
str.append(FTPCommand.getCommandName(m_cmd));
str.append(":");
str.append(m_arg);
str.append("]");
return str.toString();
}
/**
* Parse a command string
*
* @param cmdLine String
*/
protected final void parseCommandLine(String cmdLine) {
// Check if the command has an argument
int pos = cmdLine.indexOf(' ');
String cmd = null;
if (pos != -1) {
cmd = cmdLine.substring(0, pos);
m_arg = cmdLine.substring(pos + 1);
} else cmd = cmdLine;
// Validate the FTP command
m_cmd = FTPCommand.getCommandId(cmd);
}
/**
* Returns a socket of the data connection. Wrapped as an {@link SSLSocket}, which carries out
* handshake processing.
*
* @param command The int representation of the FTP command to send.
* @param arg The arguments to the FTP command. If this parameter is set to null, then the command
* is sent with no arguments.
* @return corresponding to the established data connection. Null is returned if an FTP protocol
* error is reported at any point during the establishment and initialization of the
* connection.
* @throws IOException If there is any problem with the connection.
* @see FTPClient#_openDataConnection_(int, String)
*/
@Override
// Strictly speaking this is not needed, but it works round a Clirr bug
// So rather than invoke the parent code, we do it here
protected Socket _openDataConnection_(int command, String arg) throws IOException {
return _openDataConnection_(FTPCommand.getCommand(command), arg);
}
