yhx

src/ftp/UI.java

 package ftp;
 
+import org.apache.commons.net.ftp.FTPClient;
+
 import javax.swing.*;
 import java.awt.*;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
 
+import static ftp.Global.ftpClient;
+
 public  class UI extends JFrame  {
 
     JButton jButton1 = new JButton("连接");
@@ -125,9 +129,37 @@ public  class UI extends JFrame  {
             }
             else{
                 //建立连接的操作
-                jTextArea.append(number+".连接成功");
-                jTextArea.append("\n");
-                number++;
+                if(jTextField1.getText().trim().equals("43.139.43.93")){
+                    if(jTextField2.getText().trim().equals("21")){
+                        if(jTextField3.getText().trim().equals("1")){
+                            if(password.trim().equals("Qaz112")){
+                                FTPClient ftpClient=ftp.Connect.connectFtpServer("43.139.43.93",21,"1","Qaz112","GBK");
+                                Global.setFTPClient(ftpClient);
+                                if(ftpClient.isConnected()){
+                                    jTextArea.append(number+".连接成功");
+                                    jTextArea.append("\n");
+                                    number++;
+                                }else{
+                                    jTextArea.append(number+".连接失败");
+                                    jTextArea.append("\n");
+                                    number++;
+                                }
+                            }
+                        }else{
+                            jTextArea.append(number+".用户名错误");
+                            jTextArea.append("\n");
+                            number++;
+                        }
+                    }else{
+                        jTextArea.append(number+".端口号错误");
+                        jTextArea.append("\n");
+                        number++;
+                    }
+                }else{
+                    jTextArea.append(number+".ip地址错误");
+                    jTextArea.append("\n");
+                    number++;
+                }
             }
         }
     }
@@ -135,9 +167,16 @@ public  class UI extends JFrame  {
         @Override
         public void actionPerformed(ActionEvent e) {
             //断开连接的操作
-            jTextArea.append(number+".断开连接成功");
-            jTextArea.append("\n");
-            number++;
+            if(!ftpClient.isConnected()){
+                jTextArea.append(number+".未建立连接，断开连接失败");
+                jTextArea.append("\n");
+                number++;
+            }else{
+                ftp.Connect.closeFTPConnect(ftpClient);
+                jTextArea.append(number+".断开连接成功");
+                jTextArea.append("\n");
+                number++;
+            }
         }
     }
     class jButton5event implements ActionListener{
@@ -152,7 +191,6 @@ public  class UI extends JFrame  {
     class jButton6event implements ActionListener{
         @Override
         public void actionPerformed(ActionEvent e) {
-            //刷新操作
             jTextArea.append(number+".删除成功");
             jTextArea.append("\n");
             number++;
@@ -166,8 +204,9 @@ public  class UI extends JFrame  {
 
             }
             else{String filepath = new String();
-            filepath = localpanel.getCurrentPath()+"\\"+localpanel.getfile1();}
-            //System.out.println(filepath);
+            filepath = localpanel.getCurrentPath()+"\\"+localpanel.getfile1();
+            System.out.println(filepath);}
+
             //文件路径为filepath，剩下的代码为上传操作。
             jTextArea.append(number+".上传成功");
             jTextArea.append("\n");