1sds

Runner.java
package FTP;

import org.apache.commons.net.ftp.FTP;
import org.apache.commons.net.ftp.FTPClient;

import java.io.IOException;

public class Runner {
    public static void main(String[] args) throws IOException {
        FTPWorker worker = new FTPWorker();
        FTPClient ftpClient = worker.getClient();
        worker.getConnetcionAndLogin(ftpClient);
        System.out.println("--------------------------------------------");
        System.out.println("FTP SERVER INFO:");
        System.out.println("--------------------------------------------");
        worker.showServerReply(ftpClient);
        System.out.println("--------------------------------------------");
        System.out.println("List of files:");
        System.out.println("--------------------------------------------");
        worker.printFileList(ftpClient);
        ftpClient.makeDirectory("Welcome");
        System.out.println("--------------------------------------------");
        System.out.println("List of files after meke directory \"Welcome\":");
        System.out.println("--------------------------------------------");
        worker.printFileList(ftpClient);
        System.out.println("--------------------------------------------");
        ftpClient.removeDirectory("Welcome");
        System.out.println("Delete directory \'Welcome\"");
        System.out.println("--------------------------------------------");
        System.out.println("Start uploading file on FTP Server:");
        System.out.println("--------------------------------------------");
        worker.uploadFile("fileFromClient.txt", FTP.TELNET_TEXT_FORMAT, ftpClient);
        System.out.println("--------------------------------------------");
        System.out.println("List of files after uploading:");
        System.out.println("--------------------------------------------");
        worker.printFileList(ftpClient);
        System.out.println("--------------------------------------------");
        System.out.println("Rename file on FTP Server \"fileFromMac\" to \"fileFromServer\":");
        worker.renameFileOnFtpServer(ftpClient, "fileFromMac.txt", "fileFromServer.txt");
        System.out.println("fileFromMac.txt was successfully renamed to: fileFromServer.txt");
        System.out.println("List of files:");
        System.out.println("--------------------------------------------");
        worker.printFileList(ftpClient);
        System.out.println("--------------------------------------------");
        System.out.printf("Download file from FTP Server:");
        worker.downloadFileFromServer(ftpClient, "fileFromServer.txt", "fileFromServer.txt");
        System.out.println("--------------------------------------------");
        System.out.println("Delete own files:");
        ftpClient.deleteFile("fileFromMac.txt");
        ftpClient.deleteFile("fileFromServer.txt");
        System.out.println("--------------------------------------------");
        System.out.println("List of files:");
        System.out.println("--------------------------------------------");
        worker.printFileList(ftpClient);
        ftpClient.disconnect();
    }
}


FTPWorker.java

package FTP;

import org.apache.commons.net.ftp.FTPClient;
import org.apache.commons.net.ftp.FTPFile;
import org.apache.commons.net.ftp.FTPReply;

import java.io.*;
import java.text.DateFormat;
import java.text.SimpleDateFormat;

public class FTPWorker {
    private String server = "node0.net2ftp.ru";
    private static final int port = 21;
    private String user = "LynX7129@gmail.com";
    private String pass = "2321exa1";

    public FTPClient getClient() {
        return new FTPClient();
    }

    public FTPWorker(String server, String user, String pass) {
        this.server = server;
        this.user = user;
        this.pass = pass;
    }

    public FTPWorker() {
    }

    public void showServerReply(FTPClient ftpClient) {
        String[] replies = ftpClient.getReplyStrings();
        if (replies != null && replies.length > 0) {
            for (String aReply : replies)
                System.out.println("SERVER: " + aReply);
        }
    }

    public FTPClient getConnetcionAndLogin(FTPClient ftpClient) {
        try {
            ftpClient.connect(server, port);
            int replyCode = ftpClient.getReplyCode();
            if (!FTPReply.isPositiveCompletion(replyCode)) {
                System.out.println("Operation failed. Server reply code: " + replyCode);
            }
            boolean success = ftpClient.login(user, pass);
            if (!success)
                System.out.println("Could not login to the server");
            else
                System.out.println("LOGGED IN SERVER");

        } catch (IOException e) {
            e.printStackTrace();
        }
        return ftpClient;  }