1、運行時,用戶登錄端:import java.awt.*;import java.awt.event.*;import javax.swing.*;import .*;import java.io.*;public class New extends JFrame /登錄窗口類 JPanel contentPane;/* String server;/服務器名 int serport;/端口 private Socket socket;private BufferedReader in;/輸入輸出流private PrintWriter out;/*/程序界面 JPanel jP

2、anel1 = new JPanel(); JLabel jLabel1 = new JLabel(); JLabel jLabel2 = new JLabel(); JTextField jicq = new JTextField(); JLabel jLabel3 = new JLabel(); JPasswordField password = new JPasswordField(); JPanel jPanel2 = new JPanel(); JButton login = new JButton(); JButton newuser = new JButton(); JButto

3、n quit = new JButton(); JLabel jLabel6 = new JLabel(); JTextField servername = new JTextField(); JLabel jLabel7 = new JLabel(); JTextField serverport = new JTextField(); public New() enableEvents(AWTEvent.WINDOW_EVENT_MASK); try jbInit(); server=servername.getText().toString().trim(); serport=Intege

4、r.parseInt(serverport.getText().trim(); catch(Exception e) e.printStackTrace(); private void jbInit() throws Exception contentPane = (JPanel) this.getContentPane(); contentPane.setLayout(null); this.setResizable(false); this.setSize(new Dimension(344, 245); this.setTitle(New JICQ); /contentPane.add(

5、text, null); jPanel1.setBounds(new Rectangle(2, 3, 348, 110); jPanel1.setLayout(null); jLabel1.setText(請輸入你的信息(本系統由江西師大軟件工程2班王沖海開發)歡迎使用!); jLabel1.setBounds(new Rectangle(5, 7, 403, 8); jLabel2.setText(你的QQ:); jLabel2.setBounds(new Rectangle(7, 66, 58, 18); jicq.setBounds(new Rectangle(68, 65, 97, 2

6、2); jLabel3.setText(你的密碼:); jLabel3.setBounds(new Rectangle(173, 66, 67, 18); password.setBounds(new Rectangle(237, 63, 94, 22); jPanel2.setBounds(new Rectangle(8, 154, 347, 151); jPanel2.setLayout(null); login.setText(登錄); login.setBounds(new Rectangle(5, 27, 79, 29); login.addMouseListener(new jav

7、a.awt.event.MouseAdapter() public void mouseClicked(MouseEvent e) login_mouseClicked(e); ); newuser.setText(注冊); newuser.setBounds(new Rectangle(118, 28, 79, 29); newuser.addMouseListener(new java.awt.event.MouseAdapter() public void mouseClicked(MouseEvent e) newuser_mouseClicked(e); ); quit.setTex

8、t(退出); quit.setBounds(new Rectangle(228, 26, 79, 29); quit.addMouseListener(new java.awt.event.MouseAdapter() public void mouseClicked(MouseEvent e) quit_mouseClicked(e); ); jLabel6.setText(服務器); jLabel6.setBounds(new Rectangle(20XX132, 41, 18); servername.setText(Wchonghai); servername.setBounds(ne

9、w Rectangle(73, 135, 102, 22); jLabel7.setText(端口); jLabel7.setBounds(new Rectangle(191, 137, 41, 18); serverport.setText(8080); serverport.setBounds(new Rectangle(241, 131, 90, 30); contentPane.add(jPanel1, null); jPanel1.add(jLabel1, null); jPanel1.add(jLabel2, null); jPanel1.add(jicq, null); jPan

10、el1.add(jLabel3, null); jPanel1.add(password, null); contentPane.add(jPanel2, null); jPanel2.add(login, null); jPanel2.add(quit, null); jPanel2.add(newuser, null); contentPane.add(jLabel6, null); contentPane.add(servername, null); contentPane.add(jLabel7, null); contentPane.add(serverport, null); pr

11、otected void processWindowEvent(WindowEvent e) cessWindowEvent(e); if (e.getID() = WindowEvent.WINDOW_CLOSING) System.exit(0); public static void main(String args) /主程序 New f=new New(); f.setVisible(true); void login_mouseClicked(MouseEvent e) /登錄按扭 trySocket socket=new Socket(InetAddress.g

12、etByName(server),serport);/連接服務器 BufferedReader in=new BufferedReader(new InputStreamReader(socket.getInputStream(); PrintWriter out=new PrintWriter(new BufferedWriter( new OutputStreamWriter(socket.getOutputStream(),true);out.println(login);/告訴服務器我要登錄out.println(jicq.getText();out.println(password.

13、getPassword(); String str= ; /do str=in.readLine().trim();/從服務器讀取消息 /如果失敗就告訴出錯 if(str.equals(false) JOptionPane.showMessageDialog(this,對不起,出錯了:-(,ok,JOptionPane.INFORMATION_MESSAGE); else/如果成功就打開主程序 this.dispose(); int g=Integer.parseInt(jicq.getText(); MainWin f2=new MainWin(g,server,serport); f2.s

14、etVisible(true); /System.out.println(n); /while(!str.equals(ok); catch(IOException e1) void newuser_mouseClicked(MouseEvent e) /新建用戶按紐 this.dispose();JDialog d=new Register(server,serport);/打開新建窗口d.pack();d.setLocationRelativeTo(this);d.setSize(400,400);d.show(); void quit_mouseClicked(MouseEvent e)

15、 /關閉按扭this.dispose(); System.exit(0); 用戶注冊界面:import java.awt.*;import javax.swing.*;import java.awt.event.*;import .*;import java.io.*;import javax.swing.border.*;public class Register extends JDialog /新建用戶類/以下創建程序界面 JPanel panel1 = new JPanel(); JLabel jLabel1 = new JLabel(); JTextField nic

16、kname = new JTextField(); JLabel jLabel2 = new JLabel(); JLabel jLabel3 = new JLabel(); JPasswordField password = new JPasswordField(); JLabel jLabel4 = new JLabel(); JTextField email = new JTextField(); JLabel jLabel5 = new JLabel(); JLabel jLabel6 = new JLabel(); JTextPane info = new JTextPane();

17、JButton jButton1 = new JButton(); JButton jButton2 = new JButton(); JLabel jLabel7 = new JLabel(); JRadioButton boy = new JRadioButton(); JRadioButton girl = new JRadioButton(); JLabel jLabel8 = new JLabel(); JComboBox place = new JComboBox(); JComboBox headpic = new JComboBox();/* private String pi

18、cs = new String /頭像1.jpg, 3.jpg,5.jpg, 7.jpg;String sername;/服務器名int serverport;/服務器端口 public Register(String s,int port) /構造函數 sername=s; serverport=port; try jbInit();/創建窗口 pack(); catch(Exception ex) ex.printStackTrace(); /this(null, , true); void jbInit() throws Exception /創建窗口 panel1.setLayout(

19、null); this.getContentPane().setLayout(null); panel1.setMaximumSize(new Dimension(20XX 20XX); panel1.setMinimumSize(new Dimension(20XX 100); panel1.setBounds(new Rectangle(-2, 0, 419, 452); this.setTitle(register); jLabel1.setText(昵稱); jLabel1.setBounds(new Rectangle(9, 45, 41, 18); nickname.setBoun

20、ds(new Rectangle(50, 44, 128, 22); jLabel2.setText(請填寫以下內容); jLabel2.setBounds(new Rectangle(9, 9, 103, 18); jLabel3.setText(密碼); jLabel3.setBounds(new Rectangle(20XX 44, 41, 18); password.setBounds(new Rectangle(247, 42, 100, 22); jLabel4.setText(電子郵件); jLabel4.setBounds(new Rectangle(2, 102, 58, 1

21、8); email.setBounds(new Rectangle(55, 96, 124, 22); jLabel5.setText(頭像); jLabel5.setBounds(new Rectangle(193, 96, 51, 18); /* ComboBoxModel model = new HeadPicCombobox(pics); ListCellRenderer renderer = new HeadpicCellRenderer(); jLabel6.setText(個人資料); jLabel6.setBounds(new Rectangle(6, 189, 87, 18)

22、; info.setBounds(new Rectangle(5, 20XX 363, 103); jButton1.setText(確定); jButton1.setBounds(new Rectangle(147, 330, 79, 29); jButton1.addMouseListener(new java.awt.event.MouseAdapter() public void mouseClicked(MouseEvent e) jButton1_mouseClicked(e); ); jButton2.setText(取消); jButton2.setBounds(new Rec

23、tangle(260, 329, 79, 29); jLabel7.setText(性別); jLabel7.setBounds(new Rectangle(9, 156, 41, 18); boy.setText(男); boy.setBounds(new Rectangle(43, 152, 38, 26); girl.setText(女); girl.setBounds(new Rectangle(80, 152, 56, 26); jLabel8.setText(來自); jLabel8.setBounds(new Rectangle(147, 154, 41, 18); place.

24、setToolTipText(); place.addItem(江西師大軟件學院); place.addItem(軟件工程2班王沖海); place.setBounds(new Rectangle(181, 153, 163, 22); headpic.setBounds(new Rectangle(249, 91, 71, 28); headpic.setModel(model); headpic.setRenderer(renderer); this.getContentPane().add(jButton1, null); this.getContentPane().add(panel1

25、, null); panel1.add(jLabel2, null); panel1.add(jLabel1, null); panel1.add(nickname, null); panel1.add(jLabel3, null); panel1.add(password, null); panel1.add(jLabel4, null); panel1.add(email, null); panel1.add(jLabel5, null); panel1.add(info, null); panel1.add(jButton2, null); panel1.add(jLabel6, nul

26、l); panel1.add(jLabel7, null); panel1.add(boy, null); panel1.add(jLabel8, null); panel1.add(girl, null); panel1.add(place, null); panel1.add(headpic, null); void jButton1_mouseClicked(MouseEvent e) try System.out.println(sername); System.out.println(serverport); Socket socket=new Socket(InetAddress.

27、getByName(sername),serverport);/連接服務器 BufferedReader in=new BufferedReader(new InputStreamReader(socket.getInputStream(); PrintWriter out=new PrintWriter(new BufferedWriter( new OutputStreamWriter(socket.getOutputStream(),true);out.println(new);/發送新建用戶請求out.println(nickname.getText().trim();/發送呢稱等信息

28、out.println(password.getPassword();out.println(email.getText().trim();out.println(info.getText().trim();out.println(place.getSelectedItem();out.println(headpic.getSelectedIndex();/head picindexint no;no=Integer.parseInt(in.readLine();System.out.print(no); String str= ; /do str=in.readLine().trim();/

29、從服務器讀取信息 /如果出錯 if(str.equals(false) JOptionPane.showMessageDialog(this,對不起,出錯了:-(,ok,JOptionPane.INFORMATION_MESSAGE); else/如果成功就告訴用戶其號碼 JOptionPane.showMessageDialog(this,your javaicq#is+no,ok,JOptionPane.INFORMATION_MESSAGE); this.dispose();/并打開主窗口 MainWin f2=new MainWin(no,sername,serverport); f2

30、.setVisible(true); /System.out.println(n); /while(!str.equals(ok); / socket.close(); catch(IOException e1) class HeadPicCombobox extends DefaultComboBoxModel /頭象列表類public HeadPicCombobox(String pics) for(int i=0; i pics.length; +i) addElement(new Object new ImageIcon(picsi) );public Icon getIcon(Obj

31、ect object) Object array = (Object)object;return (Icon)array0;class HeadpicCellRenderer extends JLabel implements ListCellRenderer private BorderlineBorder = BorderFactory.createLineBorder(Color.red, 2),emptyBorder = BorderFactory.createEmptyBorder(2,2,2,2);public HeadpicCellRenderer() setOpaque(tru

32、e);public Component getListCellRendererComponent(JList list,Object value,int index,boolean isSelected,boolean cellHasFocus) HeadPicCombobox model =(HeadPicCombobox)list.getModel();setIcon(model.getIcon(value);if(isSelected) setForeground(list.getSelectionForeground();setBackground(list.getSelectionB

33、ackground();else setForeground(list.getForeground();setBackground(list.getBackground();if(cellHasFocus) setBorder(lineBorder);else setBorder(emptyBorder);return this;主界面運行端:import java.awt.*;import java.awt.event.*;import javax.swing.*;import javax.swing.border.*;import java.util.Vector;import java.

34、net.*;import java.io.*; class FindFriend2 extends JFrame /查找好友類 JLabel jLabel1 = new JLabel(); JButton find2 = new JButton(); JButton jButton1 = new JButton(); JButton jButton2 = new JButton(); JButton jButton3 = new JButton(); JList list2;/以下是好友的呢稱,性別等信息 Vector nickname=new Vector(); Vector sex=new

35、 Vector(); Vector place=new Vector(); Vector jicq=new Vector(); Vector ip=new Vector(); Vector pic=new Vector(); Vector status=new Vector(); Vector emails=new Vector(); Vector infos=new Vector();/以下臨時保存好友的呢稱,性別等信息 Vector tmpjicq=new Vector();/jicqid Vector tmpname=new Vector();/jicqname Vector tmpip

36、=new Vector();/ip Vector tmppic=new Vector();/pic info Vector tmpstatus=new Vector();/status Vector tmpemail=new Vector(); Vector tmpinfo=new Vector();/以下創建網絡相關變量 Socket socket; BufferedReader in; PrintWriter out; int myid; String serverhost; int servport; DatagramPacket sendPacket; DatagramSocket s

37、endSocket; int sendPort=5000;/ JPopupMenu findmenu = new JPopupMenu(); JMenuItem look = new JMenuItem(); JMenuItem add = new JMenuItem(); public FindFriend2(int whoami,String host,int port) /查找好友類構造函數 enableEvents(AWTEvent.WINDOW_EVENT_MASK); try serverhost=host; servport=port; myid=whoami; jbInit()

38、; catch(Exception e) e.printStackTrace(); /以下與服務器連接 trysocket=new Socket(InetAddress.getByName(serverhost),servport); in=new BufferedReader(new InputStreamReader(socket.getInputStream(); out=new PrintWriter(new BufferedWriter( new OutputStreamWriter(socket.getOutputStream(),true); sendSocket=new Dat

39、agramSocket(); catch(IOException e1) private void jbInit() throws Exception /以下是程序界面 jLabel1.setText(下面是在線的朋友); jLabel1.setBounds(new Rectangle(11, 11, 211, 18); this.getContentPane().setLayout(new FlowLayout(); find2.setText(查找); find2.setBounds(new Rectangle(8, 289, 79, 29); find2.addMouseListener

40、(new java.awt.event.MouseAdapter() public void mouseClicked(MouseEvent e) find2_mouseClicked(e); ); jButton1.setText(next); jButton1.setBounds(new Rectangle(110, 288, 79, 29); jButton2.setText(up); jButton2.setBounds(new Rectangle(211, 285, 79, 29); jButton3.setText(cancel); jButton3.setBounds(new R

41、ectangle(317, 289, 79, 29); / nickname=new Vector(); / sex=new Vector(); / place=new Vector(); ListModel model=new FindListModel(nickname,sex,place);/列表模型 ListCellRenderer renderer=new FindListCellRenderer(); list2=new JList(model); list2.setSize(20XX20XX; list2.setBackground(new Color(255, 255, 210

42、); list2.setAlignmentX(float) 1.0); list2.setAlignmentY(float) 1.0); list2.setCellRenderer(renderer); list2.setVisibleRowCount(7); list2.addMouseListener(new java.awt.event.MouseAdapter() public void mousePressed(MouseEvent e) list2_mousePressed(e); ); look.setText(查看資料); add.setText(加為好友); add.addM

43、ouseListener(new java.awt.event.MouseAdapter() public void mousePressed(MouseEvent e) add_mousePressed(e); ); this.getContentPane().add(jLabel1, null); this.getContentPane().add(new JScrollPane(list2); this.getContentPane().add(find2, null); this.getContentPane().add(jButton1, null); this.getContent

44、Pane().add(jButton2, null); this.getContentPane().add(jButton3, null); findmenu.add(look); findmenu.add(add); /以下是關閉本窗口 protected void processWindowEvent(WindowEvent e) cessWindowEvent(e); if (e.getID() = WindowEvent.WINDOW_CLOSING) /this.dispose(); this.hide(); /以下向服務器發送查找好友請求 void find2_m

45、ouseClicked(MouseEvent e) out.println(find);DefaultListModel mm=(DefaultListModel)list2.getModel();/find friend infotryString s= ;/從服務器讀取好友信息do s=in.readLine(); if(s.equals(over) break; nickname.add(s); sex.add(in.readLine(); place.add(in.readLine(); ip.add(in.readLine(); emails.add(in.readLine(); i

46、nfos.add(in.readLine();while(!s.equals(over);/end find info/read their jicqnoint theirjicq,picinfo,sta;for(int x=0;xnickname.size();x+)theirjicq=Integer.parseInt(in.readLine();/System.out.println(theirjicq);jicq.add(new Integer(theirjicq);picinfo=Integer.parseInt(in.readLine();pic.add(new Integer(pi

47、cinfo);sta=Integer.parseInt(in.readLine();/System.out.println(sta);status.add(new Integer(sta);/System.out.println(jicq.get(x);/在列表中顯示for(int i=0;inickname.size();i+) mm.addElement(new Objectnickname.get(i),sex.get(i),place.get(i); /forcatch(IOException e4)System.out.println(false);/顯示查找好友菜單 void li

48、st2_mousePressed(MouseEvent e) findmenu.show(this,e.getX()+20XX.getY()+50); /add frined/以下將添加的好友存儲在臨時矢量 void add_mousePressed(MouseEvent e) /add friend to databaseint dd;dd=list2.getSelectedIndex();tmpjicq.add(jicq.get(dd);tmpname.add(nickname.get(dd);tmpip.add(ip.get(dd);tmppic.add(pic.get(dd);tmps

49、tatus.add(status.get(dd);tmpemail.add(emails.get(dd);tmpinfo.add(infos.get(dd);/以下向服務器發送添加好友請求out.println(addfriend);out.println(jicq.get(dd);out.println(myid); try /以下告訴客戶將其加為好友 String whoips; String s=oneaddyou+myid; s.trim(); System.out.println(s); byte data=s.getBytes(); whoips=ip.get(dd).toString().trim(); sendPacket=new DatagramPacket(data,s.length(),InetAddress.getByName(whoips