/** * Get request variable value. */ private static String getRequestVariableValue(FtpIoSession session, FtpRequest request, String varName) { String varVal = null; if (request == null) { return ""; } // request line if (varName.equals(REQUEST_LINE)) { varVal = request.getRequestLine(); } // request command else if (varName.equals(REQUEST_CMD)) { varVal = request.getCommand(); } // request argument else if (varName.equals(REQUEST_ARG)) { varVal = request.getArgument(); } return varVal; }