Java - Java y ftp

File firstLocalFile = new File("D:/Nuevo.txt");

            String firstRemoteFile = "Nuevo.txt";

            InputStream inputStream = new FileInputStream(firstLocalFile);

            System.out.println("Start uploading first file");

            boolean done = ftpClient.storeFile(firstRemoteFile, inputStream);

            inputStream.close();

            if (done) {

                System.out.println("The first file is uploaded successfully.");

            }