* Constructs a new RobotsTxtException with the specified detail message and cause.
     * @param message the detail message
     * @param cause the cause of the exception
     */
    public RobotsTxtException(final String message, final Throwable cause) {
        super(message, cause);
    }

    /**
     * Constructs a new RobotsTxtException with the specified detail message.
     * @param message the detail message
     */