java實現(xiàn)FTP源代碼12頁

1、package ftpclient;import java.awt.*;import java.awt.event.*;import javax.swing.*;import com.borland.jbcl.layout.*;import java.beans.*;import java.io.*;import .TelnetInputStream;import .ftp.*;import java.lang.Object;import javax.swing.tree.DefaultMutableTreeNode;import javax.swing.tree.DefaultTreeMod

2、el;import javax.swing.JTextField;import javax.swing.JCheckBox;import javax.swing.tree.TreePath;import .TelnetOutputStream;import java.util.Properties;/* * Title: an example * Description:an no * Copyright: Copyright (c) 2002 * Company: home * author liujun * version 1.0 */public class Frame1 extends

3、 JFrame private JPanel contentPane; private JTextField jTextField1 = new JTextField(); private JTextField jTextField2 = new JTextField(); private JTextField jTextField3 = new JTextField(); private JCheckBox jCheckbox1 = new JCheckBox(); FtpClient ftp=null; JTabbedPane jTabbedPane1 = new JTabbedPane(

4、); JPanel jPanel1 = new JPanel(); JPanel jPanel2 = new JPanel(); PaneLayout paneLayout1 = new PaneLayout(); XYLayout xYLayout1 = new XYLayout(); JLabel jLabel1 = new JLabel(); JLabel jLabel2 = new JLabel(); JLabel jLabel3 = new JLabel(); JTextField jTextField4 = new JTextField(); JLabel jLabel4 = ne

5、w JLabel(); BorderLayout borderLayout1 = new BorderLayout(); Box box1; JPanel jPanel3 = new JPanel(); JPanel jPanel4 = new JPanel(); XYLayout xYLayout2 = new XYLayout(); BorderLayout borderLayout2 = new BorderLayout(); JScrollPane jScrollPane1 = new JScrollPane(); JButton jButton3 = new JButton(); J

6、Button jButton4 = new JButton(); JScrollPane jScrollPane2 = new JScrollPane(); /定義樹節(jié)點，模型和樹視圖 DefaultMutableTreeNode root2 = new DefaultMutableTreeNode(目錄中沒有文件); DefaultTreeModel model2 = new DefaultTreeModel(root2); JTree jTree2 = new JTree(model2); JButton jButton5 = new JButton(); JLabel statusLab

7、el = new JLabel(); List list1 = new List(); JScrollPane jScrollPane3 = new JScrollPane(); JTextArea jTextArea1 = new JTextArea(); JButton jButton1 = new JButton(); JButton jButton2 = new JButton(); JLabel jLabel5 = new JLabel(); JLabel jLabel6 = new JLabel(); /Construct the frame public Frame1() ena

8、bleEvents(AWTEvent.WINDOW_EVENT_MASK); try jbInit(); catch(Exception e) e.printStackTrace(); /Component initialization private void jbInit() throws Exception /setIconImage(Toolkit.getDefaultToolkit().createImage(Frame1.class.getResource(Your Icon); contentPane = (JPanel) this.getContentPane(); box1

9、= Box.createVerticalBox(); jTextField1.setText(); contentPane.setLayout(paneLayout1); this.setSize(new Dimension(487, 462); this.setTitle(文件傳輸系統(tǒng)); jTextField2.setText(anonymous); jTextField3.setText(a); jCheckbox1.setText(使用匿名); jCheckbox1.setSelected(true); jPanel1.setLayout(xYLayout1)

10、; jLabel1.setText(服務器地址：); jLabel2.setText(用戶名：); jLabel3.setText(密 碼：); jTextField4.setText(21); jLabel4.setText(端口號：); jPanel2.setLayout(borderLayout1); jPanel3.setLayout(xYLayout2); jPanel4.setDebugGraphicsOptions(0); jPanel4.setMinimumSize(new Dimension(160, 18); jPanel4.setPreferredSize(new Dim

11、ension(160, 18); jPanel4.setLayout(borderLayout2); jButton3.setText(文件上載); jButton3.addActionListener(new java.awt.event.ActionListener() public void actionPerformed(ActionEvent e) jButton3_actionPerformed(e); ); jButton4.setText(文件下載); jButton4.addActionListener(new java.awt.event.ActionListener()

12、public void actionPerformed(ActionEvent e) jButton4_actionPerformed(e); ); box1.setEnabled(true); jPanel3.setDebugGraphicsOptions(0); jPanel3.setMinimumSize(new Dimension(400, 240); jPanel3.setPreferredSize(new Dimension(400, 240); jTree2.setToggleClickCount(2); jButton5.setText(選擇目錄); jButton5.addA

13、ctionListener(new java.awt.event.ActionListener() public void actionPerformed(ActionEvent e) jButton5_actionPerformed(e); ); statusLabel.setText(沒有連接ftp服務器); list1.addMouseListener(new java.awt.event.MouseAdapter() public void mouseClicked(MouseEvent e) list1_mouseClicked(e); ); jTextArea1.setText(

14、); jButton1.setText(連接到服務器); jButton1.addActionListener(new java.awt.event.ActionListener() public void actionPerformed(ActionEvent e) jButton1_actionPerformed(e); ); jButton2.setText(斷開服務器連接); jButton2.addActionListener(new java.awt.event.ActionListener() public void actionPerformed(ActionEvent e)

15、jButton2_actionPerformed(e); ); list1.setMultipleMode(true); jLabel5.setText(FTP服務器目錄列表); jLabel6.setText(本地硬盤目錄列表); jPanel1.add(jTextField1, new XYConstraints(81, 11, 297, -1); jPanel1.add(jLabel1, new XYConstraints(21, 11, -1, -1); jPanel1.add(statusLabel, new XYConstraints(-2, 370, 484, 29); jPan

16、el1.add(jButton2, new XYConstraints(34, 304, 122, -1); jPanel1.add(jButton1, new XYConstraints(34, 268, 106, 23); jPanel1.add(jLabel4, new XYConstraints(22, 50, -1, -1); jPanel1.add(jTextField4, new XYConstraints(82, 49, 88, -1); jPanel1.add(jCheckbox1, new XYConstraints(22, 84, -1, -1); jPanel1.add

17、(jTextField2, new XYConstraints(80, 124, 86, -1); jPanel1.add(jLabel2, new XYConstraints(20, 124, 58, 21); jPanel1.add(jTextField3, new XYConstraints(80, 165, 87, -1); jPanel1.add(jLabel3, new XYConstraints(20, 166, -1, -1); jPanel2.add(box1, BorderLayout.CENTER); jPanel3.add(jScrollPane2, new XYCon

18、straints(295, 6, 173, 280); jPanel3.add(jScrollPane1, new XYConstraints(7, 6, 194, 281); jPanel3.add(jButton4, new XYConstraints(205, 93, 84, 19); jPanel3.add(jButton3, new XYConstraints(205, 53, 86, 19); jPanel3.add(jButton5, new XYConstraints(205, 136, 85, 19); jPanel3.add(jLabel5, new XYConstrain

19、ts(16, 293, 144, 22); jPanel3.add(jLabel6, new XYConstraints(314, 293, 144, 22); jScrollPane1.getViewport().add(list1, null); jScrollPane2.getViewport().add(jTree2, null); box1.add(jPanel3, null); box1.add(jPanel4, null); jPanel4.add(jScrollPane3, BorderLayout.CENTER); jScrollPane3.getViewport().add

20、(jTextArea1, null); myInit(); jTabbedPane1.add(jPanel2, 文件處理); jTabbedPane1.add(jPanel1, 連接FTP服務器); contentPane.add(jTabbedPane1, new PaneConstraints(jTabbedPane1, jTabbedPane1, PaneConstraints.ROOT, 0.5f); private void myInit() File rootfile= new File(c:);/得到根目錄文件 if(rootfile.isFile() rootfile=root

21、file.getParentFile();/如果得到的不是目錄，則使用他的目錄 DefaultMutableTreeNode rootTree2 =new DefaultMutableTreeNode(rootfile.getPath(); setTree(rootfile.getPath(),rootTree2);/遍歷目錄樹 model2.setRoot(rootTree2);/設置模型的根節(jié)點 model2.reload();/重新構(gòu)造樹視圖 if(ftp!=null) ReloadList(); jTextArea1.append(ftp.welcomeMsg); /-/ 瀏覽程序：

22、private void ReloadList()/ 作用：清空目錄列表，調(diào)用List()方法獲取文件列表。 private void ReloadList() StringBuffer buf=new StringBuffer(); int ch; /清空目錄列表 list1.removeAll(); try /調(diào)用List()方法得到目錄表 TelnetInputStream t = ftp.list(); t.setStickyCRLF(true); /分解TelnetInputStream數(shù)據(jù)流 while ( (ch = t.read() = 0) if (ch = n) /向列表框

23、添加分解得到的目錄和文件 list1.add(getDIR(buf.toString(); buf.setLength(0); else buf.append( (char) ch); /完成后關(guān)閉TelnetInputStream數(shù)據(jù)流 t.close(); catch (IOException ex) ex.printStackTrace(); /刷新列表框的內(nèi)容 list1.validate(); /Overridden so we can exit when window is closed protected void processWindowEvent(WindowEvent e

24、) cessWindowEvent(e); if (e.getID() = WindowEvent.WINDOW_CLOSING) System.exit(0); public String getDIR(String path) String DIRName; int ch; /分解字符串得到目錄和文件名 int begin=55; DIRName=path.substring(begin).trim(); return DIRName; /-/ 瀏覽程序： public void setTree(String Path,DefaultMutableTreeNode Tre

25、ePath)/ 作用：構(gòu)造jTree對象的目錄樹 public void setTree(String Path,DefaultMutableTreeNode TreePath) /遞歸遍歷目錄樹 try File source = new File(Path);/得到源文件路徑 String fileName=source.list();/的到該目錄下文件列表 for(int i=0;i0) /選擇列表框中單擊選中的內(nèi)容 String dir=list1.getSelectedItem().trim(); try /如果是目錄，則進入目錄 ftp.cd(dir); /列表框需要重新刷新 Re

26、loadList(); jTextArea1.append(進入目錄： ); jTextArea1.append(dir); jTextArea1.append(n); catch (IOException ex) /否則，表明點擊的內(nèi)容是ftp上的一個文件 jTextArea1.append(dir); jTextArea1.append(：是一個文件n); /-/ 登錄程序: void jButton1_actionPerformed(ActionEvent e)/ 作用：登錄連接到FTP服務器。 void jButton1_actionPerformed(ActionEvent e) i

27、nt ch; String hostname=jTextField1.getText(); /如果已經(jīng)打開了FTP服務器，則先關(guān)閉FTP文件服務器 try if (ftp!=null) ftp.closeServer(); catch (IOException ex) ex.printStackTrace(); /連接到服務器 try statusLabel.setText(正在連接，請等待.); ftp= new FtpClient(hostname); /登錄Ftp服務器 ftp.login(jTextField2.getText(),jTextField3.getText(); /使用二

28、進制協(xié)議 ftp.binary(); catch(FtpLoginException ex) /沒有主機的登錄權(quán)限 statusLabel.setText(無權(quán)限與主機:+hostname+連接!); catch (IOException ex) /連接主機失敗 statusLabel.setText(連接主機:+hostname+失敗!); catch(SecurityException ex) /用戶或者密碼可能不對 statusLabel.setText(用戶或者密碼可能不對，無權(quán)限與主機:+hostname+連接!); /連接成功后的顯示 statusLabel.setText(連接主

29、機:+hostname+成功!); /列表框需要重新刷新 ReloadList(); void jButton2_actionPerformed(ActionEvent e) try /關(guān)閉FTP服務器連接 if (ftp!=null) ftp.closeServer(); list1.removeAll(); catch (IOException ex) ex.printStackTrace(); statusLabel.setText(斷開主機連接成功!); void jButton3_actionPerformed(ActionEvent e) /上載本地文件到ftp服務器中 if(jT

30、ree2.isSelectionEmpty() ) jTextArea1.append(沒有選擇本地文件上載n); else File file1=new File(conPath(); /判斷是否是文件，如果是目錄則不與操作，以后的程序可能會考慮添加目錄的操作 if(file1.isFile() String filename=jTree2.getSelectionPath().getLastPathComponent().toString(); int ch; try File localFile = new File(conPath() ); RandomAccessFile sendF

31、ile = new RandomAccessFile( conPath() , r); /上載文件到ftp服務器中 sendFile.seek(0); TelnetOutputStream outs = ftp.put(filename); DataOutputStream outputs = new DataOutputStream(outs); /上載處理中. while (sendFile.getFilePointer() sendFile.length() ch = sendFile.read(); outputs.write(ch); /上載完成，關(guān)閉輸入輸出流 outs.close(); sendFile.close(); catch (IOExcepti