ftpClient = container.getComponent("ftpClient");
    }

    public FtpServer startFtpServer(int port, String username, String password) throws FtpException {
        FtpServerFactory factory = new FtpServerFactory();
        ListenerFactory lisnerFactory = new ListenerFactory();
        lisnerFactory.setPort(port);
        factory.addListener("default", lisnerFactory.createListener());