FTP客户端的设计实现代码(精编)

1、import javax.swing.*;import java.awt.Rectangle;import java.io.*;import .*;import java.util.*;public class ccFtp extends JFrame private static final long serialVersionUID = 1L;private JPanel jContentPane = null;private JButton jButtonLocalRefresh = null;private JButton jButtonLocalMKDIR = null;privat

2、e JButton jButtonLocalRename = null;private JButton jButtonLocalDelete = null;private JButton jButtonServerRefresh = null;private JButton jButtonServerMKDIR = null;private JButton jButtonServerRename = null;private JButton jButtonServerDelete = null;private JScrollPane jScrollPaneLocal = null;privat

3、e JScrollPane jScrollPaneServer = null;private JButton jButtonUpload = null;private JButton jButtonDownload = null;private JLabel jLabelSeverAdd = null;private JLabel jLabelPort = null;private JLabel jLabelUserName = null;private JLabel jLabelPassword = null;private JTextField jTextFieldServerAdd =

4、null;private JTextField jTextFieldPort = null;private JTextField jTextFieldUserName = null;private JTextField jTextFieldPassword = null;private JButton jButtonConnect = null;private JButton jButtonDisconnect = null;private JButton jButtonExit = null;private JScrollPane jScrollPaneTextArea = null;pri

5、vate JList jListLocalFile = null;private DefaultListModel listLocalFile;private JList jListServerFile = null;private DefaultListModel listServerFile;private JTextArea jTextAreaStatus = null;private JProgressBar jProgressBar = null;private JScrollPane jScrollPaneDownload = null;private JList jListDow

6、nloadMonitor = null;private DefaultListModel listitemThing; private BufferedReader reader = null; / jve:decl-index=0: private BufferedWriter writer = null;private JRadioButton jRadioButtonPORT = null;private JRadioButton jRadioButtonPASV = null;private JLabel jLabelMode = null;long clickTime = 0;Str

7、ing getPASVip;String ip = null; / jve:decl-index=0: int port = -1; String cmdline; String jListDriveName = D:; / jve:decl-index=0:private JButton getJButtonLocalRefresh() /刷新按钮的功能if (jButtonLocalRefresh = null) jButtonLocalRefresh = new JButton();jButtonLocalRefresh.setBounds(new Rectangle(8, 13, 85

8、, 26);jButtonLocalRefresh.setText(刷新);jButtonLocalRefresh.addActionListener(new java.awt.event.ActionListener() public void actionPerformed(java.awt.event.ActionEvent e) listLocalFile.clear();ListFile(););return jButtonLocalRefresh;private JButton getJButtonLocalMKDIR() /新建文件夹的功能if (jButtonLocalMKDI

9、R = null) jButtonLocalMKDIR = new JButton();jButtonLocalMKDIR.setBounds(new Rectangle(8, 46, 85, 26);jButtonLocalMKDIR.setText(新建文件夹);jButtonLocalMKDIR.addActionListener(new java.awt.event.ActionListener() public void actionPerformed(java.awt.event.ActionEvent e) String FloderName = JOptionPane.show

10、InputDialog(New Floder Name:);if(FloderName!=null)File file = new File(jListDriveName+FloderName);file.mkdir();listLocalFile.clear();ListFile(););return jButtonLocalMKDIR;private JButton getJButtonLocalRename() if (jButtonLocalRename = null) jButtonLocalRename = new JButton();jButtonLocalRename.setB

11、ounds(new Rectangle(8, 78, 85, 26);jButtonLocalRename.setText(重命名);jButtonLocalRename.addActionListener(new java.awt.event.ActionListener() public void actionPerformed(java.awt.event.ActionEvent e) String oldname=jListLocalFile.getSelectedValue().toString();if(oldname.substring(oldname.length()-1).e

12、qualsIgnoreCase()oldname=oldname.substring(0,oldname.length()-1);File oldf = new File(jListDriveName+oldname);String newname = JOptionPane.showInputDialog(New Name:);if(newname!=null)File newf = new File(jListDriveName+newname);oldf.renameTo(newf);listLocalFile.clear();ListFile(););return jButtonLoc

13、alRename;private JButton getJButtonLocalDelete() if (jButtonLocalDelete = null) jButtonLocalDelete = new JButton();jButtonLocalDelete.setBounds(new Rectangle(8, 111, 85, 26);jButtonLocalDelete.setText(删除);jButtonLocalDelete.addActionListener(new java.awt.event.ActionListener() public void actionPerf

14、ormed(java.awt.event.ActionEvent e) String name=jListLocalFile.getSelectedValue().toString();if(name.substring(name.length()-1).equalsIgnoreCase()name=name.substring(0,name.length()-1);File del = new File(jListDriveName+name);del.delete();listLocalFile.clear();ListFile(););return jButtonLocalDelete;

15、private JButton getJButtonServerRefresh() if (jButtonServerRefresh = null) jButtonServerRefresh = new JButton();jButtonServerRefresh.setBounds(new Rectangle(628, 13, 82, 26);jButtonServerRefresh.setText(刷新);jButtonServerRefresh.addActionListener(new java.awt.event.ActionListener() public void action

16、Performed(java.awt.event.ActionEvent e) try lsCurrentDir(); catch (Exception e1) e1.printStackTrace(););return jButtonServerRefresh;private JButton getJButtonServerMKDIR() if (jButtonServerMKDIR = null) jButtonServerMKDIR = new JButton();jButtonServerMKDIR.setBounds(new Rectangle(628, 46, 82, 26);jB

17、uttonServerMKDIR.setText(新建目录);jButtonServerMKDIR.addActionListener(new java.awt.event.ActionListener() public void actionPerformed(java.awt.event.ActionEvent e) String FloderName = JOptionPane.showInputDialog(New Floder Name:);if(FloderName!=null)try writer.write(MKD +FloderName+rn);writer.flush();

18、 cmdline = reader.readLine(); jTextAreaStatus.append(cmdline+n);lsCurrentDir(); catch (Exception e1) e1.printStackTrace(););return jButtonServerMKDIR;private JButton getJButtonServerRename() if (jButtonServerRename = null) jButtonServerRename = new JButton();jButtonServerRename.setBounds(new Rectang

19、le(628, 78, 82, 26);jButtonServerRename.setText(删除文件);jButtonServerRename.addActionListener(new java.awt.event.ActionListener() public void actionPerformed(java.awt.event.ActionEvent e) );return jButtonServerRename;private JButton getJButtonServerDelete() if (jButtonServerDelete = null) jButtonServe

20、rDelete = new JButton();jButtonServerDelete.setBounds(new Rectangle(628, 111, 82, 26);jButtonServerDelete.setText(删除目录);return jButtonServerDelete;private JScrollPane getJScrollPaneLocal() if (jScrollPaneLocal = null) jScrollPaneLocal = new JScrollPane();jScrollPaneLocal.setBounds(new Rectangle(104,

21、 13, 228, 320);jScrollPaneLocal.setViewportView(getJListLocalFile();return jScrollPaneLocal;private JScrollPane getJScrollPaneServer() if (jScrollPaneServer = null) jScrollPaneServer = new JScrollPane();jScrollPaneServer.setBounds(new Rectangle(391, 13, 229, 319);jScrollPaneServer.setViewportView(ge

22、tJListServerFile();return jScrollPaneServer;private JButton getJButtonUpload() if (jButtonUpload = null) jButtonUpload = new JButton();jButtonUpload.setBounds(new Rectangle(340, 115, 60, 30);jButtonUpload.setText(上传);jButtonUpload.addActionListener(new java.awt.event.ActionListener() public void act

23、ionPerformed(java.awt.event.ActionEvent e) UploadArray(););return jButtonUpload;protected void DownloadArray() String Lindex,Rfile;int Lfliename = jListServerFile.getSelectedValue().toString().length();Lindex = jListServerFile.getSelectedValue().toString().substring(Lfliename-1);Rfile = jListServerF

24、ile.getSelectedValue().toString().substring(0,Lfliename-1);if(Lindex.equalsIgnoreCase()JOptionPane.showMessageDialog(null, This is not a file.Connot be Uploaded!, ERROR, JOptionPane.ERROR_MESSAGE);elselistitemThing.insertElementAt(Dload.+Rfile,jListDownloadMonitor.getLastVisibleIndex()+1);jListDownl

25、oadMonitor.setSelectedIndex(jListDownloadMonitor.getFirstVisibleIndex();private JButton getJButtonDownload() if (jButtonDownload = null) jButtonDownload = new JButton();jButtonDownload.setBounds(new Rectangle(340, 156, 60, 30);jButtonDownload.setText(下载);jButtonDownload.addActionListener(new java.aw

26、t.event.ActionListener() public void actionPerformed(java.awt.event.ActionEvent e) DownloadArray(););return jButtonDownload;protected void UploadArray() File directory = new File(jListDriveName+jListLocalFile.getSelectedValue();if(directory.isFile()listitemThing.insertElementAt(Uload.+jListLocalFile

27、.getSelectedValue(),jListDownloadMonitor.getLastVisibleIndex()+1);jListDownloadMonitor.setSelectedIndex(jListDownloadMonitor.getFirstVisibleIndex();elseJOptionPane.showMessageDialog(null, This is not a File!, ERROR, JOptionPane.ERROR_MESSAGE);private JTextField getJTextFieldServerAdd() if (jTextFiel

28、dServerAdd = null) jTextFieldServerAdd = new JTextField();jTextFieldServerAdd.setBounds(new Rectangle(121, 339, 119, 20);jTextFieldServerAdd.setText();return jTextFieldServerAdd;private JTextField getJTextFieldPort() if (jTextFieldPort = null) jTextFieldPort = new JTextField();jTextFieldPor

29、t.setBounds(new Rectangle(121, 362, 119, 20);jTextFieldPort.setText(21);return jTextFieldPort;private JTextField getJTextFieldUserName() if (jTextFieldUserName = null) jTextFieldUserName = new JTextField();jTextFieldUserName.setBounds(new Rectangle(330, 339, 119, 20);jTextFieldUserName.setText(admin

30、);return jTextFieldUserName;private JTextField getJTextFieldPassword() if (jTextFieldPassword = null) jTextFieldPassword = new JTextField();jTextFieldPassword.setBounds(new Rectangle(330, 362, 119, 20);jTextFieldPassword.setText(123456);return jTextFieldPassword;private JButton getJButtonConnect() i

31、f (jButtonConnect = null) jButtonConnect = new JButton();jButtonConnect.setBounds(new Rectangle(452, 339, 109, 42);jButtonConnect.setText(连接);jButtonConnect.addActionListener(new java.awt.event.ActionListener() public void actionPerformed(java.awt.event.ActionEvent e) jTextAreaStatus.append(Start Co

32、nnecting+n);String strServerIP=jTextFieldServerAdd.getText(); String strServerPort=jTextFieldPort.getText(); String strUserName=jTextFieldUserName.getText(); String strPassword=jTextFieldPassword.getText(); try if(strUserName.equals() & strPassword.equals() strUserName=anonymous; strPassword=anonymo

33、us; int iPort=Integer.parseInt(strServerPort); connect(strServerIP,iPort,strUserName,strPassword); catch(Exception e1) jTextAreaStatus.append(Couldnt login serverdont know what happen+n); );return jButtonConnect;protected void connect(String strServerIP, int port, String strUserName, String strPassw

34、ord) trySocket Connectsocket = new Socket(strServerIP,port);reader = new BufferedReader(new InputStreamReader(Connectsocket.getInputStream(); writer = new BufferedWriter(new OutputStreamWriter(Connectsocket.getOutputStream(); writer.write(USER +strUserName+rn); writer.flush(); cmdline = reader.readL

35、ine(); jTextAreaStatus.append(cmdline+n); writer.write(PASS +strPassword+rn); writer.flush(); cmdline = reader.readLine(); jTextAreaStatus.append(cmdline+n); System.out.println(Welcome:+reader.readLine(); lsCurrentDir();catch(Exception e)jTextAreaStatus.append(Cannot be login+n);private void lsCurre

36、ntDir() if(jRadioButtonPORT.isSelected()try Socket dataSocket = dataConnection(LIST);BufferedInputStream dataInput = new BufferedInputStream(dataSocket.getInputStream();listServerFile.clear();int p0=0,p1;byte buff = new byte128;String strget,strtemp = ;while(dataInput.read(buff)0)strget = new String

37、(buff);strtemp+=strget;while(p1=strtemp.indexOf(n,p0)!=-1)if(strtemp.substring(p0,p1).substring(0,1).equalsIgnoreCase(d)listServerFile.addElement(strtemp.substring(p0,p1).substring(55)+);elselistServerFile.addElement(strtemp.substring(p0,p1).substring(55);p0=p1+1;dataInput.close();dataSocket.close()

38、; catch (Exception e) e.printStackTrace();if(jRadioButtonPASV.isSelected()try setPasvMode();Socket clientSocket = new Socket(ip,port);BufferedInputStream dataInput = new BufferedInputStream(clientSocket.getInputStream() ;writer.write(LIST+rn); writer.flush(); cmdline = reader.readLine(); jTextAreaSt

39、atus.append(cmdline+n); listServerFile.clear();int p0=0,p1;byte buff = new byte128;String strget,strtemp = ;while(dataInput.read(buff)0)strget = new String(buff);strtemp+=strget;while(p1=strtemp.indexOf(n,p0)!=-1)if(strtemp.substring(p0,p1).substring(0,1).equalsIgnoreCase(d)listServerFile.addElement

40、(strtemp.substring(p0,p1).substring(55)+);elselistServerFile.addElement(strtemp.substring(p0,p1).substring(55);p0=p1+1;dataInput.close();clientSocket.close();catch (Exception e) e.printStackTrace();private void setPasvMode() try writer.write(PASV+rn);writer.flush(); cmdline = reader.readLine(); jTex

41、tAreaStatus.append(cmdline+n); catch (IOException e1) e1.printStackTrace(); int opening = cmdline.indexOf(); int closing = cmdline.indexOf(), opening + 1); if (closing 0) String dataLink = cmdline.substring(opening + 1, closing); StringTokenizer tokenizer = new StringTokenizer(dataLink, ,); try ip =

42、 tokenizer.nextToken() + . + tokenizer.nextToken() + . + tokenizer.nextToken() + . + tokenizer.nextToken(); port = Integer.parseInt(tokenizer.nextToken() * 256 + Integer.parseInt(tokenizer.nextToken(); catch (Exception e) jTextAreaStatus.append(Cannot get passive mode Ip & Port+n); private Socket da

43、taConnection(String ctrlcmd) String cmd = PORT ;int i;Socket dataSocket = null ;trybyte address = InetAddress.getLocalHost().getAddress() ;ServerSocket serverDataSocket = new ServerSocket(0,1) ;for(i = 0; i 4; +i)cmd = cmd + (addressi & 0xff) + , ;cmd = cmd + (serverDataSocket.getLocalPort() / 256)

44、& 0xff)+,+(serverDataSocket.getLocalPort() & 0xff) ;writer.write(cmd+rn);writer.flush(); cmdline = reader.readLine(); jTextAreaStatus.append(cmdline+n);writer.write(ctrlcmd+rn);writer.flush(); cmdline = reader.readLine(); jTextAreaStatus.append(cmdline+n);dataSocket = serverDataSocket.accept() ;serv

45、erDataSocket.close() ;catch(Exception e)jTextAreaStatus.append(Socket Error+n);return dataSocket ;private JButton getJButtonDisconnect() if (jButtonDisconnect = null) jButtonDisconnect = new JButton();jButtonDisconnect.setBounds(new Rectangle(571, 339, 132, 20);jButtonDisconnect.setText(断开连接);return

46、 jButtonDisconnect;private JButton getJButtonExit() if (jButtonExit = null) jButtonExit = new JButton();jButtonExit.setBounds(new Rectangle(571, 362, 132, 20);jButtonExit.setText(退出);jButtonExit.addActionListener(new java.awt.event.ActionListener() public void actionPerformed(java.awt.event.ActionEv

47、ent e) System.exit(0););return jButtonExit;private JScrollPane getJScrollPaneTextArea() if (jScrollPaneTextArea = null) jScrollPaneTextArea = new JScrollPane();jScrollPaneTextArea.setBounds(new Rectangle(17, 386, 440, 172);jScrollPaneTextArea.setViewportView(getJTextAreaStatus();return jScrollPaneTextArea;private JList getJListLocalFile