急！考试题，做一个聊天室。但不知道为什么不用正常运行。请各位高手帮忙看一下错在哪

客户端：
package Client;
import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
import java.net.*;
import java.io.*;
import java.util.*;public class Client
{
JDialog d=new JDialog();
JPanel panel=new JPanel();
JTextField tfRegName=new JTextField(10);
JPasswordField pfRegPwd=new JPasswordField(10);
JLabel lRegName=new JLabel("昵称:");
JLabel lRegPwd=new JLabel("密码:");
JButton bEnter=new JButton("登陆");
JButton bRegister=new JButton("注册");

JFrame fMain=new JFrame("JAVA聊天室");
JPanel pMessage=new JPanel();
JPanel pUserList=new JPanel();
JPanel pTalk=new JPanel();
JPanel pMain=new JPanel();
JPanel p1=new JPanel();
JPanel p2=new JPanel();
JPanel pTalkAndMsg=new JPanel();
JTextArea taMessage=new JTextArea(25,40);
JScrollPane spMessage;
JScrollPane spUserList;
JTextField tfTalk=new JTextField(30);
JLabel lb1=new JLabel("对");
JLabel lb2=new JLabel("说:");
JList lUserList=new JList();
JComboBox cbUserList=new JComboBox();
int v,h;
Socket sock;
DataOutputStream dosRemoteOut;
String sLocalName,sPassword,sMessage,sTag,sRemoteName;

public Client()
{
d.getContentPane().add(panel);
panel.setLayout(new GridLayout(3,3));
panel.add(lRegName);
panel.add(tfRegName);
panel.add(lRegPwd);
panel.add(pfRegPwd);
panel.add(bEnter);
panel.add(bRegister);
d.setTitle("登陆");
d.setSize(300,200);
d.setVisible(true);
bEnter.addActionListener(new Enter());
bRegister.addActionListener(new Register());
}
void Connect()
{
try
{
sock=new Socket("127.0.0.1",5001);
dosRemoteOut=new DataOutputStream(sock.getOutputStream());
sMessage=sTag+":"+sLocalName+":"+sPassword;
System.out.println(sMessage);
dosRemoteOut.writeUTF(sMessage);
new Monitor(this).start();
}
catch(IOException e)
{
System.out.println(e.getMessage()+":连接服务器失败");
}
}
class MouseEvt extends MouseAdapter
{
public void mouseCliecked(MouseEvent me)
{
String sName;
boolean bTag=false;
sName=lUserList.getSelectedValue().toString();

for(int i=0;i<=cbUserList.getItemCount();i++)
{
if(cbUserList.getItemAt(i).toString().equals(sName))
{
bTag=true;
break;
}
}
if(!bTag)
{
cbUserList.addItem(sName);
}
}
}
void InitMain()
{
fMain.getContentPane().add(pMain);
h=ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED;
v=ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED;
taMessage.setEditable(false);
spMessage=new JScrollPane(taMessage,v,h);
spUserList=new JScrollPane(lUserList,v,h);
lUserList.setVisibleRowCount(70);
MouseEvt evt=new MouseEvt();
lUserList.addMouseListener(evt);
pMessage.setLayout(new BorderLayout());
pMessage.add(spMessage,BorderLayout.CENTER);
pUserList.setLayout(new BorderLayout());
pUserList.add(spUserList,BorderLayout.CENTER);

p1.setLayout(new BorderLayout());
p1.add(lb1,BorderLayout.WEST);

cbUserList.addItem("所有人");
p1.add(cbUserList,BorderLayout.CENTER);
p1.add(lb2,BorderLayout.EAST);
p2.setLayout(new BorderLayout());
p2.add(tfTalk,BorderLayout.CENTER);
pTalk.setLayout(new BorderLayout());
pTalk.add(p1,BorderLayout.WEST);
pTalk.add(p2,BorderLayout.CENTER);

pTalkAndMsg.setLayout(new BorderLayout());
pTalkAndMsg.add(pMessage,BorderLayout.CENTER);
pTalkAndMsg.add(pTalk,BorderLayout.SOUTH);

pMain.setLayout(new BorderLayout());
pMain.add(pTalkAndMsg,BorderLayout.CENTER);
pMain.add(pUserList,BorderLayout.WEST);
/*发送至服务器消息格式:
1:代表登陆信息,格式:"1:用户名:密码"；
2:代表注册信息,格式:"2:用户名:密码";
3:代表公聊信息,格式:"3:用户名:消息";
4:代表私聊信息,格式:"4:发消息用户名:收消息用户名:消息";
从读取服务器消息格式:
1:代表登陆信息,格式:"1:成功"或"1:失败";
2:代表注册信息,格式:"2:成功"或"2:失败";
3:代表公聊信息,格式:"3:用户名:消息";
4:代表私聊信息,格式:"4:发消息用户名:消息";
5:代表用户列表信息,格式:"5:用户名1,用户名2,用户名3......,用户名n";*/
tfTalk.addActionListener(new ActionListener()
{
public void actionPerformed(ActionEvent e)
{
try
{
sRemoteName=cbUserList.getSelectedItem().toString();
if(!sRemoteName.equals("所有人"))
{
sMessage="3:"+tfTalk.getText();
dosRemoteOut.writeUTF(sMessage);
taMessage.append(sLocalName+"对所有人说: "+tfTalk.getText()+"\n");
tfTalk.setText("");
}
else
{
sRemoteName=cbUserList.getSelectedItem().toString();
sMessage="4:"+sLocalName+":"+sRemoteName+":"+tfTalk.getText();;
dosRemoteOut.writeUTF(sMessage);
taMessage.append(sLocalName+"悄悄的对"+sRemoteName+"说: "+tfTalk.getText()+"\n");
tfTalk.setText("");
}
}
catch(IOException x)
{
System.out.println(x.getMessage()+":连接丢失");
}
}
});

fMain.setSize(800,600);
fMain.setVisible(true);
}
class Monitor extends Thread
{
private Client client;

public Monitor(Client client)
{
this.client=client;
}

public void run()
{
DataInputStream disRemoteIn;

try
{
disRemoteIn=new DataInputStream(client.sock.getInputStream());
while(true)
{
sMessage=disRemoteIn.readUTF();
StringTokenizer stkMessage=new StringTokenizer(sMessage,":");
sTag=stkMessage.nextToken();
char c=sTag.charAt(1);
switch(c)
{
case '1':
{
sMessage=stkMessage.nextToken();
if(sMessage.equals("成功"))
{
InitMain();
}
else
{
JOptionPane.showMessageDialog(null,"密码不正确或没有该用户！");
if(dosRemoteOut!=null)
{
dosRemoteOut.close();
}
if(disRemoteIn!=null)
{
disRemoteIn.close();
}
if(sock!=null)
{
sock.close();
}
System.exit(1);
}
break;
}
case '2':
{
sMessage=stkMessage.nextToken();
if(sMessage.equals("成功"))
{
InitMain();
}
else
{
JOptionPane.showMessageDialog(null,"已经有一个相同的用户名！");
if(dosRemoteOut!=null)
{
dosRemoteOut.close();
}
if(disRemoteIn!=null)
{
disRemoteIn.close();
}
if(sock!=null)
{
sock.close();
}
System.exit(1);
}
break;
}
case '3':
{
sRemoteName=stkMessage.nextToken();
sMessage=stkMessage.nextToken();
taMessage.append(sRemoteName+"对所有人说: "+sMessage+"\n");
break;
}
case '4':
{
sRemoteName=stkMessage.nextToken();
sMessage=stkMessage.nextToken();
taMessage.append(sRemoteName+"悄悄的对你说: "+sMessage+"\n");
break;
}
case '5':
{
String[] sUserList=new String[50];
sUserList[1]=sLocalName;
for(int count=2;stkMessage.hasMoreTokens();++count)
{
sUserList[count]=stkMessage.nextToken();
}
lUserList.setListData(sUserList);
}
}
}
}
catch(IOException e)
{

}
}
}

class Enter implements ActionListener
{
public void actionPerformed(ActionEvent evt)
{
sLocalName=tfRegName.getText();
sPassword=pfRegPwd.getText();
sTag="1";
d.setVisible(false);
Connect();
}
}

class Register implements ActionListener
{
public void actionPerformed(ActionEvent evt)
{
sLocalName=tfRegName.getText();
sPassword=pfRegPwd.getText();
sTag="2";
d.setVisible(false);
Connect();
}
}
public static void main(String s[])
{
new Client();
}
}

解决方案 »

  1.   

    (1) JDialog d=new JDialog();换用JFrame
    (2) frame.show()
      

  2.   

    我测了一下，发现好象是客户端不能正确读取服务器反回的登陆或注册信息。老是停在线程RUN方法的sMessage=disRemoteIn.readUTF();地方.
      

  3.   

    server.java
    package Server;
    import java.io.*;
    import java.net.*;
    import java.util.*;public class Server
    {
    private boolean bListening=true;
    private Vector vClients=new Vector(50,1);
    private String responseLine;

    class Client
    {
    DataOutputStream dosRemoteOut;
    String sName="";
    }

    Server()
    {
    ServerSocket serverSock;
    try
    {
    serverSock=new ServerSocket(5001);
    System.out.println("服务器已启动..............");
    }
    catch(IOException e)
    {
    System.out.println(e.getMessage()+":服务器创建失败");
    return;
    }
    while(bListening)
    {
    try
    {
    Socket socket=serverSock.accept();
    System.out.println(socket.getInetAddress().getHostAddress()+"已连接......");
    DataInputStream disRemoteIn=new DataInputStream(socket.getInputStream());


    //Client client=new Client();
    //client.dosRemoteOut=dosRemoteOut;
    //vClients.addElement(client);
    new ServerMonitor(socket,disRemoteIn,this).start();
    }
    catch(IOException e)
    {
    System.out.println(e.getMessage()+"连接失败");
    }
    }
    }

    synchronized Vector GetClients()
    {
    return vClients;
    }

    synchronized void AddClient(Client client)
    {
    vClients.addElement(client);
    }

    synchronized void RemoveClient(Client client)
    {
    vClients.removeElement(client);
    }

    class ServerMonitor extends Thread
    {
    /*从读取客户端消息格式:
    1:代表登陆信息,格式:"1:用户名:密码"；
    2:代表注册信息,格式:"2:用户名:密码";
    3:代表公聊信息,格式:"3:用户名:消息";
    4:代表私聊信息,格式:"4:发消息用户名:收消息用户名:消息";
    发送至客户端消息格式:
    1:代表登陆信息,格式:"1:成功"或"1:失败";
    2:代表注册信息,格式:"2:成功"或"2:失败";
    3:代表公聊信息,格式:"3:用户名:消息";
    4:代表私聊信息,格式:"4:发消息用户名:消息";
    5:代表用户列表信息,格式:"5:用户名1,用户名2,用户名3......,用户名n";*/
    private Socket sock;
    private DataInputStream disRemoteIn;
    private Server server;
    private boolean listening=true;
    private DataOutputStream dosRemoteOut;
    private String sMessage,sFromName,sPassword,sToName,sTag;
    private StringTokenizer stkMessage;
    private Client client=new Client();
    ServerMonitor(Socket sock,DataInputStream disRemoteIn,Server server)
    {

    try
    {
    //String str=disRemoteIn.readUTF();
    //System.out.println("Client accept: "+str);

    this.sock=sock;
    this.disRemoteIn=disRemoteIn;
    this.server=server;
    dosRemoteOut=new DataOutputStream(sock.getOutputStream());
    //sMessage = disRemoteIn.readUTF();
    //System.out.println("Client accept: "+sMessage);

    /*
    BufferedReader d = new BufferedReader(new InputStreamReader(sock.getInputStream()));
    responseLine = d.readLine();
    System.out.println(responseLine);
    sMessage=d.readLine();

    while ((responseLine = d.readLine()) != null){
    // 把每一行显示出来
    System.out.println(responseLine);
    if ( responseLine.indexOf("") != -1 )
    break;
    }*/
    //stkMessage=new StringTokenizer(sMessage,":");
    //System.out.println("Client accept: "+stkMessage);

    }
    catch(IOException e)
    {
    System.out.println(e.getMessage()+":连接失败");
    }
    }

    synchronized public void run()
    {

    try
    {

    while(listening)
    {
    //System.out.println("receive is ok");
    sMessage=disRemoteIn.readUTF();
    //System.out.println(sMessage);
    if(sMessage==null)
    {
    System.out.println("Message NULL");
    }
    stkMessage=new StringTokenizer(sMessage,":");
    sTag=stkMessage.nextToken();
    //System.out.println(sTag);
    char c=sTag.charAt(0);

    switch(c)
    {
    case '1':
    {
    sFromName=stkMessage.nextToken();
    sPassword=stkMessage.nextToken();
    System.out.println(sFromName+" "+sPassword);
    if(sFromName.equals("xy")&&sPassword.equals("xy"))
    {
    client.dosRemoteOut=dosRemoteOut;
    client.sName=sFromName;
    server.AddClient(client);
    sMessage="1:成功";
    System.out.println(sMessage);
    SendMessage(sMessage,"");
    }
    else
    {
    sMessage="1:失败";
    //SendMessage(sMessage,"");
    dosRemoteOut.writeUTF(sMessage);
    listening=false;
    }
    break;
    }
    case '2':
    {
    sFromName=stkMessage.nextToken();
    sPassword=stkMessage.nextToken();
    System.out.println(sFromName+" "+sPassword);
    if(sFromName.equals("zg")&&sPassword.equals("zg"))
    {
    client.dosRemoteOut=dosRemoteOut;
    client.sName=sFromName;
    server.AddClient(client);
    sMessage="2:成功";
    SendMessage(sMessage,"");
    }
    else
    {
    sMessage="2:失败";
    SendMessage(sMessage,"");
    listening=false;
    }
    break;
    }
    case '3':
    {
    sFromName=stkMessage.nextToken();
    sMessage="3:"+sFromName+":"+stkMessage.nextToken();
    SendMessage(sMessage,"");
    break;
    }
    case '4':
    {
    sFromName=stkMessage.nextToken();
    sToName=stkMessage.nextToken();
    sMessage="4:"+sFromName+":"+stkMessage.nextToken();
    SendMessage(sMessage,"4");
    break;
    }
    case '5':
    {
    sMessage="5:";
    Vector vClients=server.GetClients();
    for(Enumeration e=vClients.elements();e.hasMoreElements();)
    {
    client=(Client)(e.nextElement());
    sMessage=sMessage+":"+client.sName;
    }
    SendMessage(sMessage,"");
    break;
    }
    }
    }
    }
    catch(IOException e)
    {
    System.out.println(e.getMessage()+":连接丢失");
    }
    finally
    {
    try
    {
    if(dosRemoteOut!=null)
    {
    server.RemoveClient(client);
    dosRemoteOut.close();
    dosRemoteOut=null;
    }
    if(disRemoteIn!=null)
    {
    disRemoteIn.close();
    disRemoteIn=null;
    }
    if(sock!=null)
    {
    sock.close();
    sock=null;
    }
    }
    catch(IOException ioe)
    {

    }
    }
    }
    public void SendMessage(String sMessage,String sTag)
    {
     Vector vClients=server.GetClients();
     
     Client client;
     String sName;
     DataOutputStream dosDataOut;
     System.out.println("Begin to sent message now");
     if(!sTag.equals("4"))
     {
      for(Enumeration e=vClients.elements();e.hasMoreElements();)
      {
      System.out.println("message is sent");
      client=(Client)(e.nextElement());
      dosDataOut=client.dosRemoteOut;
     
      if(dosDataOut.equals(dosRemoteOut))
      {
    try
    {
    System.out.println("sent over");
    dosDataOut.writeUTF(sMessage);
    }
    catch(IOException x)
    {
    System.out.println(x.getMessage()+":发送消息失败");
    server.RemoveClient(client);
    }
      }
     
     }
    }
    else
    {
    for(Enumeration e=vClients.elements();e.hasMoreElements();)
    {
    client=(Client)(e.nextElement());
    dosDataOut=client.dosRemoteOut;
    sName=client.sName;
    if(sName.equals(sToName))
    {
    try
    {
    dosDataOut.writeUTF(sMessage);
    }
    catch(IOException ex)
    {
    System.out.println(ex.getMessage()+":发送消息失败");
    server.RemoveClient(client);
    }
    }
    }
    }
    }
    }
    public static void main(String s[])
    {
    new Server();
    }
    }
      

  4.   

    改了登录的 ,注册的你可以参考下登录的server.java 的改法Client.java
    package Client;
    import java.awt.*;
    import javax.swing.*;
    import java.awt.event.*;
    import java.net.*;
    import java.io.*;
    import java.util.*;public class Client
    {
    JFrame d = new JFrame();
    JPanel panel=new JPanel();
    JTextField tfRegName=new JTextField(10);
    JPasswordField pfRegPwd=new JPasswordField(10);
    JLabel lRegName=new JLabel("昵称:");
    JLabel lRegPwd=new JLabel("密码:");
    JButton bEnter=new JButton("登陆");
    JButton bRegister=new JButton("注册");

    JFrame fMain=new JFrame("JAVA聊天室");
    JPanel pMessage=new JPanel();
    JPanel pUserList=new JPanel();
    JPanel pTalk=new JPanel();
    JPanel pMain=new JPanel();
    JPanel p1=new JPanel();
    JPanel p2=new JPanel();
    JPanel pTalkAndMsg=new JPanel();
    JTextArea taMessage=new JTextArea(25,40);
    JScrollPane spMessage;
    JScrollPane spUserList;
    JTextField tfTalk=new JTextField(30);
    JLabel lb1=new JLabel("对");
    JLabel lb2=new JLabel("说:");
    JList lUserList=new JList();
    JComboBox cbUserList=new JComboBox();
    int v,h;
    Socket sock;
    DataOutputStream dosRemoteOut;
    String sLocalName,sPassword,sMessage,sTag,sRemoteName;

    public Client()
    {
    d.getContentPane().add(panel);
    panel.setLayout(new GridLayout(3,3));
    panel.add(lRegName);
    panel.add(tfRegName);
    panel.add(lRegPwd);
    panel.add(pfRegPwd);
    panel.add(bEnter);
    panel.add(bRegister);
    d.setTitle("登陆");
    d.setSize(300,200);
    d.setVisible(true);
    bEnter.addActionListener(new Enter());
    bRegister.addActionListener(new Register());
    }
    void Connect()
    {
    try
    {
    sock=new Socket("127.0.0.1",5001);
    dosRemoteOut=new DataOutputStream(sock.getOutputStream());
    sMessage=sTag+":"+sLocalName+":"+sPassword;
    System.out.println(sMessage);
    dosRemoteOut.writeUTF(sMessage);
    new Monitor(this).start();
    }
    catch(IOException e)
    {
    System.out.println(e.getMessage()+":连接服务器失败");
    }
    }
    class MouseEvt extends MouseAdapter
    {
    public void mouseCliecked(MouseEvent me)
    {
    String sName;
    boolean bTag=false;
    sName=lUserList.getSelectedValue().toString();

    for(int i=0;i<=cbUserList.getItemCount();i++)
    {
    if(cbUserList.getItemAt(i).toString().equals(sName))
    {
    bTag=true;
    break;
    }
    }
    if(!bTag)
    {
    cbUserList.addItem(sName);
    }
    }
    }
    void InitMain()
    {
    fMain.getContentPane().add(pMain);
    h=ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED;
    v=ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED;
    taMessage.setEditable(false);
    spMessage=new JScrollPane(taMessage,v,h);
    spUserList=new JScrollPane(lUserList,v,h);
    lUserList.setVisibleRowCount(70);
    MouseEvt evt=new MouseEvt();
    lUserList.addMouseListener(evt);
    pMessage.setLayout(new BorderLayout());
    pMessage.add(spMessage,BorderLayout.CENTER);
    pUserList.setLayout(new BorderLayout());
    pUserList.add(spUserList,BorderLayout.CENTER);

    p1.setLayout(new BorderLayout());
    p1.add(lb1,BorderLayout.WEST);

    cbUserList.addItem("所有人");
    p1.add(cbUserList,BorderLayout.CENTER);
    p1.add(lb2,BorderLayout.EAST);
    p2.setLayout(new BorderLayout());
    p2.add(tfTalk,BorderLayout.CENTER);
    pTalk.setLayout(new BorderLayout());
    pTalk.add(p1,BorderLayout.WEST);
    pTalk.add(p2,BorderLayout.CENTER);

    pTalkAndMsg.setLayout(new BorderLayout());
    pTalkAndMsg.add(pMessage,BorderLayout.CENTER);
    pTalkAndMsg.add(pTalk,BorderLayout.SOUTH);

    pMain.setLayout(new BorderLayout());
    pMain.add(pTalkAndMsg,BorderLayout.CENTER);
    pMain.add(pUserList,BorderLayout.WEST);

    tfTalk.addActionListener(new ActionListener()
    {
    public void actionPerformed(ActionEvent e)
    {
    try
    {
    sRemoteName=cbUserList.getSelectedItem().toString();
    if(!sRemoteName.equals("所有人"))
    {
    sMessage="3:"+tfTalk.getText();
    dosRemoteOut.writeUTF(sMessage);
    taMessage.append(sLocalName+"对所有人说: "+tfTalk.getText()+"\n");
    tfTalk.setText("");
    }
    else
    {
    sRemoteName=cbUserList.getSelectedItem().toString();
    sMessage="4:"+sLocalName+":"+sRemoteName+":"+tfTalk.getText();;
    dosRemoteOut.writeUTF(sMessage);
    taMessage.append(sLocalName+"悄悄的对"+sRemoteName+"说: "+tfTalk.getText()+"\n");
    tfTalk.setText("");
    }
    }
    catch(IOException x)
    {
    System.out.println(x.getMessage()+":连接丢失");
    }
    }
    });

    fMain.setSize(800,600);
    fMain.setVisible(true);
    }
    class Monitor extends Thread
    {
    private Client client;

    public Monitor(Client client)
    {
    this.client=client;
    }

    public void run()
    {
    DataInputStream disRemoteIn;
    System.out.println("ok");

    try
    {
    disRemoteIn=new DataInputStream(client.sock.getInputStream());

    while(true)
    {

    sMessage=disRemoteIn.readUTF();
    System.out.println(sMessage);
    StringTokenizer stkMessage=new StringTokenizer(sMessage,":");
    sTag=stkMessage.nextToken();
    char c=sTag.charAt(0);
    switch(c)
    {
    case '1':
    {
    System.out.println("first");
    sMessage=stkMessage.nextToken();
    if(sMessage.equals("成功"))
    {
    System.out.println("second");
    InitMain();
    }
    else
    {
    JOptionPane.showMessageDialog(null,"密码不正确或没有该用户！");
    if(dosRemoteOut!=null)
    {
    dosRemoteOut.close();
    }
    if(disRemoteIn!=null)
    {
    disRemoteIn.close();
    }
    if(sock!=null)
    {
    sock.close();
    }
    System.exit(1);
    }
    break;
    }
    case '2':
    {
    sMessage=stkMessage.nextToken();
    if(sMessage.equals("成功"))
    {
    InitMain();
    }
    else
    {
    JOptionPane.showMessageDialog(null,"已经有一个相同的用户名！");
    if(dosRemoteOut!=null)
    {
    dosRemoteOut.close();
    }
    if(disRemoteIn!=null)
    {
    disRemoteIn.close();
    }
    if(sock!=null)
    {
    sock.close();
    }
    System.exit(1);
    }
    break;
    }
    case '3':
    {
    sRemoteName=stkMessage.nextToken();
    sMessage=stkMessage.nextToken();
    taMessage.append(sRemoteName+"对所有人说: "+sMessage+"\n");
    break;
    }
    case '4':
    {
    sRemoteName=stkMessage.nextToken();
    sMessage=stkMessage.nextToken();
    taMessage.append(sRemoteName+"悄悄的对你说: "+sMessage+"\n");
    break;
    }
    case '5':
    {
    String[] sUserList=new String[50];
    sUserList[1]=sLocalName;
    for(int count=2;stkMessage.hasMoreTokens();++count)
    {
    sUserList[count]=stkMessage.nextToken();
    }
    lUserList.setListData(sUserList);
    }
    }
    }
    }
    catch(IOException e)
    {
    System.out.println("call error");
    }
    }
    }

    class Enter implements ActionListener
    {
    public void actionPerformed(ActionEvent evt)
    {
    sLocalName=tfRegName.getText();
    sPassword=pfRegPwd.getText();
    sTag="1";
    d.setVisible(true);
    Connect();
    }
    }

    class Register implements ActionListener
    {
    public void actionPerformed(ActionEvent evt)
    {
    sLocalName=tfRegName.getText();
    sPassword=pfRegPwd.getText();
    sTag="2";
    d.setVisible(false);
    Connect();
    }
    }
    public static void main(String s[])
    {
    new Client();
    }
    }