Java版ftp服务器（带选择路径版）重新排顺序版启动选择路径

原创于 2022-12-18 12:40:15 发布 · 137 阅读

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#java #servlet #开发语言

这个Java程序创建了一个基于Apache FtpServer的简单FTP服务器。它设置了匿名用户的权限，允许写入访问，并指定了根目录。用户可以选择目录作为FTP服务器的基础路径，并通过配置监听端口和用户信息来启动服务器。

package a;

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.ArrayList;

import javax.swing.JButton;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JTextField;

import org.apache.ftpserver.FtpServer;
import org.apache.ftpserver.FtpServerFactory;
import org.apache.ftpserver.ftplet.Authority;
import org.apache.ftpserver.listener.ListenerFactory;
import org.apache.ftpserver.usermanager.impl.BaseUser;
import org.apache.ftpserver.usermanager.impl.WritePermission;

public class Main extends JFrame {

   public Main() {
       try {
           this.setTitle("Java版迷你ftp服务器");
           this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
           this.setBounds(500, 500, 340, 130);
           this.setLayout(null);

JTextField jtf = new JTextField("c:\\");
jtf.setBounds(10, 10, 300, 50);

this.add(jtf);

           JFileChooser jfc = new JFileChooser("c:\\");
           jfc.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
           String dir = "c:\\";
           if (jfc.showOpenDialog(this) == 0) {
               dir = jfc.getSelectedFile().getAbsolutePath();
           }
           jtf.setText(dir);

           ArrayList<Authority> la = new ArrayList<Authority>();
           WritePermission wp = new WritePermission();
           BaseUser bu = new BaseUser();
           ListenerFactory lf = new ListenerFactory();
           FtpServerFactory fsf = new FtpServerFactory();

           la.add(wp);
           bu.setName("anonymous");
           bu.setPassword(null);
           bu.setHomeDirectory(dir);
           bu.setAuthorities(la);
           lf.setPort(21);
           fsf.addListener("default", lf.createListener());
           fsf.getUserManager().save(bu);
           FtpServer fs = fsf.createServer();
           fs.start();
       } catch (Exception e) {
           e.getMessage();
       }
   }

   public static void main(String[] args) {
       Main m = new Main();
       m.setVisible(true);
   }

}