下面的源代码分为4个文件；
chessClient.java:客户端主程序。
chessInterface.java:客户端的界面。
chessPad.java:棋盘的绘制。
chessServer.java:服务器端。
可同时容纳50个人同时在线下棋，聊天。
没有加上详细注释，不过绝对可以运行，j2sdk1.4下通过。
/*********************************************************************************************
1.chessClient.java
**********************************************************************************************/
import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.net.*;
import java.util.*;
class clientThread extends Thread
{
chessClient chessclient;
clientThread(chessClient chessclient)
{
this.chessclient=chessclient;
}
public void acceptMessage(String recMessage)
{
if(recMessage.startsWith("/userlist "))
{
StringTokenizer userToken=new StringTokenizer(recMessage," ");
int userNumber=0;
chessclient.userpad.userList.removeAll();
chessclient.inputpad.userChoice.removeAll();
chessclient.inputpad.userChoice.addItem("所有人");
while(userToken.hasMoreTokens())
{
String user=(String)userToken.nextToken(" ");
if(userNumber>0 && !user.startsWith("[inchess]"))
{
chessclient.userpad.userList.add(user);
chessclient.inputpad.userChoice.addItem(user);
}
userNumber++;
}
chessclient.inputpad.userChoice.select("所有人");
}
else if(recMessage.startsWith("/yourname "))
{
chessclient.chessClientName=recMessage.substring(10);
chessclient.setTitle("Java五子棋客户端 "+"用户名:"+chessclient.chessClientName);
}
else if(recMessage.equals("/reject"))
{
try
{
chessclient.chesspad.statusText.setText("不能加入游戏");
chessclient.controlpad.cancelGameButton.setEnabled(false);
chessclient.controlpad.joinGameButton.setEnabled(true);
chessclient.controlpad.creatGameButton.setEnabled(true);
}
catch(Exception ef)
{
chessclient.chatpad.chatLineArea.setText("chessclient.chesspad.chessSocket.close无法关闭");
}
chessclient.controlpad.joinGameButton.setEnabled(true);
}
else if(recMessage.startsWith("/peer "))
{
chessclient.chesspad.chessPeerName=recMessage.substring(6);
if(chessclient.isServer)
{
chessclient.chesspad.chessColor=1;
chessclient.chesspad.isMouseEnabled=true;
chessclient.chesspad.statusText.setText("请黑棋下子");
}
else if(chessclient.isClient)
{
chessclient.chesspad.chessColor=-1;
chessclient.chesspad.statusText.setText("已加入游戏，等待对方下子...");
}
}
else if(recMessage.equals("/youwin"))
{
chessclient.isOnChess=false;
chessclient.chesspad.chessVictory(chessclient.chesspad.chessColor);
chessclient.chesspad.statusText.setText("对方退出，请点放弃游戏退出连接");
chessclient.chesspad.isMouseEnabled=false;
}
else if(recMessage.equals("/OK"))
{
chessclient.chesspad.statusText.setText("创建游戏成功，等待别人加入...");
}
else if(recMessage.equals("/error"))
{
chessclient.chatpad.chatLineArea.append("传输错误：请退出程序，重新加入 \n");
}
else
{
chessclient.chatpad.chatLineArea.append(recMessage+"\n");
chessclient.chatpad.chatLineArea.setCaretPosition(
chessclient.chatpad.chatLineArea.getText().length());
}
}
public void run()
{
String message="";
try
{
while(true)
{
message=chessclient.in.readUTF();
acceptMessage(message);
}
}
catch(IOException es)
{
}
}
}
public class chessClient extends Frame implements ActionListener,KeyListener
{
userPad userpad=new userPad();
chatPad chatpad=new chatPad();
controlPad controlpad=new controlPad();
chessPad chesspad=new chessPad();
inputPad inputpad=new inputPad();
Socket chatSocket;
DataInputStream in;
DataOutputStream out;
String chessClientName=null;
String host=null;
int port=4331;
boolean isOnChat=false; //在聊天？
boolean isOnChess=false; //在下棋？
boolean isGameConnected=false; //下棋的客户端连接？
boolean isServer=false; //如果是下棋的主机
boolean isClient=false; //如果是下棋的客户端
Panel southPanel=new Panel();
Panel northPanel=new Panel();
Panel centerPanel=new Panel();
Panel westPanel=new Panel();
Panel eastPanel=new Panel();
chessClient()
{
super("Java五子棋客户端");
setLayout(new BorderLayout());
host=controlpad.inputIP.getText();
westPanel.setLayout(new BorderLayout());
westPanel.add(userpad,BorderLayout.NORTH);
westPanel.add(chatpad,BorderLayout.CENTER);
westPanel.setBackground(Color.pink);
inputpad.inputWords.addKeyListener(this);
chesspad.host=controlpad.inputIP.getText();
centerPanel.add(chesspad,BorderLayout.CENTER);
centerPanel.add(inputpad,BorderLayout.SOUTH);
centerPanel.setBackground(Color.pink);
controlpad.connectButton.addActionListener(this);
controlpad.creatGameButton.addActionListener(this);
controlpad.joinGameButton.addActionListener(this);
controlpad.cancelGameButton.addActionListener(this);
controlpad.exitGameButton.addActionListener(this);
controlpad.creatGameButton.setEnabled(false);
controlpad.joinGameButton.setEnabled(false);
controlpad.cancelGameButton.setEnabled(false);
southPanel.add(controlpad,BorderLayout.CENTER);
southPanel.setBackground(Color.pink);
addWindowListener(new WindowAdapter()
{
public void windowClosing(WindowEvent e)
{
if(isOnChat)
{
try
{
chatSocket.close();
}
catch(Exception ed)
{
}
}
if(isOnChess || isGameConnected)
{
try
{
chesspad.chessSocket.close();
}
catch(Exception ee)
{
}
}
System.exit(0);
}
public void windowActivated(WindowEvent ea)
{
}
});
add(westPanel,BorderLayout.WEST);
add(centerPanel,BorderLayout.CENTER);
add(southPanel,BorderLayout.SOUTH);
pack();
setSize(670,548);
setVisible(true);
setResizable(false);
validate();
}
public boolean connectServer(String serverIP,int serverPort) throws Exception
{
try
{
chatSocket=new Socket(serverIP,serverPort);
in=new DataInputStream(chatSocket.getInputStream());
out=new DataOutputStream(chatSocket.getOutputStream());
clientThread clientthread=new clientThread(this);
clientthread.start();
isOnChat=true;
return true;
}
catch(IOException ex)
{
chatpad.chatLineArea.setText("chessClient:connectServer:无法连接,建议重新启动程序 \n");
}
return false;
}
public void actionPerformed(ActionEvent e)
{
if(e.getSource()==controlpad.connectButton)
{
host=chesspad.host=controlpad.inputIP.getText();
try
{
if(connectServer(host,port))
{
chatpad.chatLineArea.setText("");
controlpad.connectButton.setEnabled(false);
controlpad.creatGameButton.setEnabled(true);
controlpad.joinGameButton.setEnabled(true);
chesspad.statusText.setText("连接成功，请创建游戏或加入游戏");
}
}
catch(Exception ei)
{
chatpad.chatLineArea.setText("controlpad.connectButton:无法连接,建议重新启动程序 \n");
}
}
if(e.getSource()==controlpad.exitGameButton)
{
if(isOnChat)
{
try
{
chatSocket.close();
}
catch(Exception ed)
{
}
}
if(isOnChess || isGameConnected)
{
try
{
chesspad.chessSocket.close();
}
catch(Exception ee)
{
}
}
System.exit(0);
}
if(e.getSource()==controlpad.joinGameButton)
{
String selectedUser=userpad.userList.getSelectedItem();
if(selectedUser==null || selectedUser.startsWith("[inchess]") ||
selectedUser.equals(chessClientName))
{
chesspad.statusText.setText("必须先选定一个有效用户");
}
else
{
try
{
if(!isGameConnected)
{
if(chesspad.connectServer(chesspad.host,chesspad.port))
{
isGameConnected=true;
isOnChess=true;
isClient=true;
controlpad.creatGameButton.setEnabled(false);
controlpad.joinGameButton.setEnabled(false);
controlpad.cancelGameButton.setEnabled(true);
chesspad.chessthread.sendMessage("/joingame "+userpad.userList.getSelectedItem()+" "+chessClientName);
}
}
else
{
isOnChess=true;
isClient=true;
controlpad.creatGameButton.setEnabled(false);
controlpad.joinGameButton.setEnabled(false);
controlpad.cancelGameButton.setEnabled(true);
chesspad.chessthread.sendMessage("/joingame "+userpad.userList.getSelectedItem()+" "+chessClientName);
}
}
catch(Exception ee)
{
isGameConnected=false;
isOnChess=false;
isClient=false;
controlpad.creatGameButton.setEnabled(true);
controlpad.joinGameButton.setEnabled(true);
controlpad.cancelGameButton.setEnabled(false);
chatpad.chatLineArea.setText("chesspad.connectServer无法连接 \n"+ee);
}
}
}
if(e.getSource()==controlpad.creatGameButton)
{
try
{
if(!isGameConnected)
{
if(chesspad.connectServer(chesspad.host,chesspad.port))
{
isGameConnected=true;
isOnChess=true;
isServer=true;
controlpad.creatGameButton.setEnabled(false);
controlpad.joinGameButton.setEnabled(false);
controlpad.cancelGameButton.setEnabled(true);
chesspad.chessthread.sendMessage("/creatgame "+"[inchess]"+chessClientName);
}
}
else
{
isOnChess=true;
isServer=true;
controlpad.creatGameButton.setEnabled(false);
controlpad.joinGameButton.setEnabled(false);
controlpad.cancelGameButton.setEnabled(true);
chesspad.chessthread.sendMessage("/creatgame "+"[inchess]"+chessClientName);
}
}
catch(Exception ec)
{
isGameConnected=false;
isOnChess=false;
isServer=false;
controlpad.creatGameButton.setEnabled(true);
controlpad.joinGameButton.setEnabled(true);
controlpad.cancelGameButton.setEnabled(false);
ec.printStackTrace();
chatpad.chatLineArea.setText("chesspad.connectServer无法连接 \n"+ec);
}
}
if(e.getSource()==controlpad.cancelGameButton)
{
if(isOnChess)
{
chesspad.chessthread.sendMessage("/giveup "+chessClientName);
chesspad.chessVictory(-1*chesspad.chessColor);
controlpad.creatGameButton.setEnabled(true);
controlpad.joinGameButton.setEnabled(true);
controlpad.cancelGameButton.setEnabled(false);
chesspad.statusText.setText("请建立游戏或者加入游戏");
}
if(!isOnChess)
{
controlpad.creatGameButton.setEnabled(true);
controlpad.joinGameButton.setEnabled(true);
controlpad.cancelGameButton.setEnabled(false);
chesspad.statusText.setText("请建立游戏或者加入游戏");
}
isClient=isServer=false;
}
}
public void keyPressed(KeyEvent e)
{
TextField inputWords=(TextField)e.getSource();
if(e.getKeyCode()==KeyEvent.VK_ENTER)
{
if(inputpad.userChoice.getSelectedItem().equals("所有人"))
{
try
{
out.writeUTF(inputWords.getText());
inputWords.setText("");
}
catch(Exception ea)
{
chatpad.chatLineArea.setText("chessClient:KeyPressed无法连接,建议重新连接 \n");
userpad.userList.removeAll();
inputpad.userChoice.removeAll();
inputWords.setText("");
controlpad.connectButton.setEnabled(true);
}
}
else
{
try
{
out.writeUTF("/"+inputpad.userChoice.getSelectedItem()+" "+inputWords.getText());
inputWords.setText("");
}
catch(Exception ea)
{
chatpad.chatLineArea.setText("chessClient:KeyPressed无法连接,建议重新连接 \n");
userpad.userList.removeAll();
inputpad.userChoice.removeAll();
inputWords.setText("");
controlpad.connectButton.setEnabled(true);
}
}
}
}
public void keyTyped(KeyEvent e)
{
}
public void keyReleased(KeyEvent e)
{
}
public static void main(String args[])
{
chessClient chessClient=new chessClient();
}
}
/******************************************************************************************
下面是：chessInteface.java
******************************************************************************************/
import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.net.*;
class userPad extends Panel
{
List userList=new List(10);
userPad()
{
setLayout(new BorderLayout());
for(int i=0;i<50;i++)
{
userList.add(i+"."+"没有用户");
}
add(userList,BorderLayout.CENTER);
}
}
class chatPad extends Panel
{
TextArea chatLineArea=new TextArea("",18,30,TextArea.SCROLLBARS_VERTICAL_ONLY);
chatPad()
{
setLayout(new BorderLayout());
add(chatLineArea,BorderLayout.CENTER);
}
}
class controlPad extends Panel
{
Label IPlabel=new Label("IP",Label.LEFT);
TextField inputIP=new TextField("localhost",10);
Button connectButton=new Button("连接主机");
Button creatGameButton=new Button("建立游戏");
Button joinGameButton=new Button("加入游戏");
Button cancelGameButton=new Button("放弃游戏");
Button exitGameButton=new Button("关闭程序");
controlPad()
{
setLayout(new FlowLayout(FlowLayout.LEFT));
setBackground(Color.pink);
add(IPlabel);
add(inputIP);
add(connectButton);
add(creatGameButton);
add(joinGameButton);
add(cancelGameButton);
add(exitGameButton);
}
}
class inputPad extends Panel
{
TextField inputWords=new TextField("",40);
Choice userChoice=new Choice();
inputPad()
{
setLayout(new FlowLayout(FlowLayout.LEFT));
for(int i=0;i<50;i++)
{
userChoice.addItem(i+"."+"没有用户");
}
userChoice.setSize(60,24);
add(userChoice);
add(inputWords);
}
}
/**********************************************************************************************
下面是：chessPad.java
**********************************************************************************************/
import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.net.*;
import java.util.*;
class chessThread extends Thread
{
chessPad chesspad;
chessThread(chessPad chesspad)
{
this.chesspad=chesspad;
}
public void sendMessage(String sndMessage)
{
try
{
chesspad.outData.writeUTF(sndMessage);
}
catch(Exception ea)
{
System.out.println("chessThread.sendMessage:"+ea);
}
}
public void acceptMessage(String recMessage)
{
if(recMessage.startsWith("/chess "))
{
StringTokenizer userToken=new StringTokenizer(recMessage," ");
String chessToken;
String[] chessOpt={"-1","-1","0"};
int chessOptNum=0;
while(userToken.hasMoreTokens())
{
chessToken=(String)userToken.nextToken(" ");
if(chessOptNum>=1 && chessOptNum<=3)
{
chessOpt[chessOptNum-1]=chessToken;
}
chessOptNum++;
}
chesspad.netChessPaint(Integer.parseInt(chessOpt[0]),Integer.parseInt(chessOpt[1]),Integer.parseInt(chessOpt[2]));
}
else if(recMessage.startsWith("/yourname "))
{
chesspad.chessSelfName=recMessage.substring(10);
}
else if(recMessage.equals("/error"))
{
chesspad.statusText.setText("错误:没有这个用户，请退出程序，重新加入");
}
else
{
//System.out.println(recMessage);
}
}
public void run()
{
String message="";
try
{
while(true)
{
message=chesspad.inData.readUTF();
acceptMessage(message);
}
}
catch(IOException es)
{
}
}
}
class chessPad extends Panel implements MouseListener,ActionListener
{
int chessPoint_x=-1,chessPoint_y=-1,chessColor=1;
int chessBlack_x[]=new int[200];
int chessBlack_y[]=new int[200];
int chessWhite_x[]=new int[200];
int chessWhite_y[]=new int[200];
int chessBlackCount=0,chessWhiteCount=0;
int chessBlackWin=0,chessWhiteWin=0;
boolean isMouseEnabled=false,isWin=false,isInGame=false;
TextField statusText=new TextField("请先连接服务器");
Socket chessSocket;
DataInputStream inData;
DataOutputStream outData;
String chessSelfName=null;
String chessPeerName=null;
String host=null;
int port=4331;
chessThread chessthread=new chessThread(this);
chessPad()
{
setSize(440,440);
setLayout(null);
setBackground(Color.pink);
addMouseListener(this);
add(statusText);
statusText.setBounds(40,5,360,24);
statusText.setEditable(false);
}
public boolean connectServer(String ServerIP,int ServerPort) throws Exception
{
try
{
chessSocket=new Socket(ServerIP,ServerPort);
inData=new DataInputStream(chessSocket.getInputStream());
outData=new DataOutputStream(chessSocket.getOutputStream());
chessthread.start();
return true;
}
catch(IOException ex)
{
statusText.setText("chessPad:connectServer:无法连接 \n");
}
return false;
}
public void chessVictory(int chessColorWin)
{
this.removeAll();
for(int i=0;i<=chessBlackCount;i++)
{
chessBlack_x[i]=0;
chessBlack_y[i]=0;
}
for(int i=0;i<=chessWhiteCount;i++)
{
chessWhite_x[i]=0;
chessWhite_y[i]=0;
}
chessBlackCount=0;
chessWhiteCount=0;
add(statusText);
statusText.setBounds(40,5,360,24);
if(chessColorWin==1)
{ chessBlackWin++;
statusText.setText("黑棋胜,黑:白为"+chessBlackWin+":"+chessWhiteWin+",重新开局,等待白棋下子...");
}
else if(chessColorWin==-1)
{
chessWhiteWin++;
statusText.setText("白棋胜,黑:白为"+chessBlackWin+":"+chessWhiteWin+",重新开局,等待黑棋下子...");
}
}
public void getLocation(int a,int b,int color)
{
if(color==1)
{
chessBlack_x[chessBlackCount]=a*20;
chessBlack_y[chessBlackCount]=b*20;
chessBlackCount++;
}
else if(color==-1)
{
chessWhite_x[chessWhiteCount]=a*20;
chessWhite_y[chessWhiteCount]=b*20;
chessWhiteCount++;
}
}
public boolean checkWin(int a,int b,int checkColor)
{
int step=1,chessLink=1,chessLinkTest=1,chessCompare=0;
if(checkColor==1)
{
chessLink=1;
for(step=1;step<=4;step++)
{
for(chessCompare=0;chessCompare<=chessBlackCount;chessCompare++)
{
if(((a+step)*20==chessBlack_x[chessCompare]) && ((b*20)==chessBlack_y[chessCompare]))
{
chessLink=chessLink+1;
if(chessLink==5)
{
return(true);
}
}
}
if(chessLink==(chessLinkTest+1))
chessLinkTest++;
else
break;
}
for(step=1;step<=4;step++)
{
for(chessCompare=0;chessCompare<=chessBlackCount;chessCompare++)
{
if(((a-step)*20==chessBlack_x[chessCompare]) && (b*20==chessBlack_y[chessCompare]))
{
chessLink++;
if(chessLink==5)
{
return(true);
}
}
}
if(chessLink==(chessLinkTest+1))
chessLinkTest++;
else
break;
}
chessLink=1;
chessLinkTest=1;
for(step=1;step<=4;step++)
{
for(chessCompare=0;chessCompare<=chessBlackCount;chessCompare++)
{
if((a*20==chessBlack_x[chessCompare]) && ((b+step)*20==chessBlack_y[chessCompare]))
{
chessLink++;
if(chessLink==5)
{
return(true);
}
}
}
if(chessLink==(chessLinkTest+1))
chessLinkTest++;
else
break;
}
for(step=1;step<=4;step++)
{
for(chessCompare=0;chessCompare<=chessBlackCount;chessCompare++)
{
if((a*20==chessBlack_x[chessCompare]) && ((b-step)*20==chessBlack_y[chessCompare]))
{
chessLink++;
if(chessLink==5)
{
return(true);
}
}
}
if(chessLink==(chessLinkTest+1))
chessLinkTest++;
else
break;
}
chessLink=1;
chessLinkTest=1;
for(step=1;step<=4;step++)
{
for(chessCompare=0;chessCompare<=chessBlackCount;chessCompare++)
{
if(((a-step)*20==chessBlack_x[chessCompare]) && ((b+step)*20==chessBlack_y[chessCompare]))
{
chessLink++;
if(chessLink==5)
{
return(true);
}
}
}
if(chessLink==(chessLinkTest+1))
chessLinkTest++;
else
break;
}
for(step=1;step<=4;step++)
{
for(chessCompare=0;chessCompare<=chessBlackCount;chessCompare++)
{
if(((a+step)*20==chessBlack_x[chessCompare]) && ((b-step)*20==chessBlack_y[chessCompare]))
{
chessLink++;
if(chessLink==5)
{
return(true);
}
}
}
if(chessLink==(chessLinkTest+1))
chessLinkTest++;
else
break;
}
chessLink=1;
chessLinkTest=1;
for(step=1;step<=4;step++)
{
for(chessCompare=0;chessCompare<=chessBlackCount;chessCompare++)
{
if(((a+step)*20==chessBlack_x[chessCompare]) && ((b+step)*20==chessBlack_y[chessCompare]))
{
chessLink++;
if(chessLink==5)
{
return(true);
}
}
}
if(chessLink==(chessLinkTest+1))
chessLinkTest++;
else
break;
}
for(step=1;step<=4;step++)
{
for(chessCompare=0;chessCompare<=chessBlackCount;chessCompare++)
{
if(((a-step)*20==chessBlack_x[chessCompare]) && ((b-step)*20==chessBlack_y[chessCompare]))
{
chessLink++;
if(chessLink==5)
{
return(true);
}
}
}
if(chessLink==(chessLinkTest+1))
chessLinkTest++;
else
break;
}
}
else if(checkColor==-1)
{
chessLink=1;
for(step=1;step<=4;step++)
{
for(chessCompare=0;chessCompare<=chessWhiteCount;chessCompare++)
{
if(((a+step)*20==chessWhite_x[chessCompare]) && (b*20==chessWhite_y[chessCompare]))
{
chessLink++;
if(chessLink==5)
{
return(true);
}
}
}
if(chessLink==(chessLinkTest+1))
chessLinkTest++;
else
break;
}
for(step=1;step<=4;step++)
{
for(chessCompare=0;chessCompare<=chessWhiteCount;chessCompare++)
{
if(((a-step)*20==chessWhite_x[chessCompare]) && (b*20==chessWhite_y[chessCompare]))
{
chessLink++;
if(chessLink==5)
{
return(true);
}
}
}
if(chessLink==(chessLinkTest+1))
chessLinkTest++;
else
break;
}
chessLink=1;
chessLinkTest=1;
for(step=1;step<=4;step++)
{
for(chessCompare=0;chessCompare<=chessWhiteCount;chessCompare++)
{
if((a*20==chessWhite_x[chessCompare]) && ((b+step)*20==chessWhite_y[chessCompare]))
{
chessLink++;
if(chessLink==5)
{
return(true);
}
}
}
if(chessLink==(chessLinkTest+1))
chessLinkTest++;
else
break;
}
for(step=1;step<=4;step++)
{
for(chessCompare=0;chessCompare<=chessWhiteCount;chessCompare++)
{
if((a*20==chessWhite_x[chessCompare]) && ((b-step)*20==chessWhite_y[chessCompare]))
{
chessLink++;
if(chessLink==5)
{
return(true);
}
}
}
if(chessLink==(chessLinkTest+1))
chessLinkTest++;
else
break;
}
chessLink=1;
chessLinkTest=1;
for(step=1;step<=4;step++)
{
for(chessCompare=0;chessCompare<=chessWhiteCount;chessCompare++)
{
if(((a-step)*20==chessWhite_x[chessCompare]) && ((b+step)*20==chessWhite_y[chessCompare]))
{
chessLink++;
if(chessLink==5)
{
return(true);
}
}
}
if(chessLink==(chessLinkTest+1))
chessLinkTest++;
else
break;
}
for(step=1;step<=4;step++)
{
for(chessCompare=0;chessCompare<=chessWhiteCount;chessCompare++)
{
if(((a+step)*20==chessWhite_x[chessCompare]) && ((b-step)*20==chessWhite_y[chessCompare]))
{
chessLink++;
if(chessLink==5)
{
return(true);
}
}
}
if(chessLink==(chessLinkTest+1))
chessLinkTest++;
else
break;
}
chessLink=1;
chessLinkTest=1;
for(step=1;step<=4;step++)
{
for(chessCompare=0;chessCompare<=chessWhiteCount;chessCompare++)
{
if(((a+step)*20==chessWhite_x[chessCompare]) && ((b+step)*20==chessWhite_y[chessCompare]))
{
chessLink++;
if(chessLink==5)
{
return(true);
}
}
}
if(chessLink==(chessLinkTest+1))
chessLinkTest++;
else
break;
}
for(step=1;step<=4;step++)
{
for(chessCompare=0;chessCompare<=chessWhiteCount;chessCompare++)
{
if(((a-step)*20==chessWhite_x[chessCompare]) && ((b-step)*20==chessWhite_y[chessCompare]))
{
chessLink++;
if(chessLink==5)
{
return(true);
}
}
}
if(chessLink==(chessLinkTest+1))
chessLinkTest++;
else
break;
}
}
return(false);
}
public void paint(Graphics g)
{
for (int i=40;i<=380;i=i+20)
{
g.drawLine(40,i,400,i);
}
g.drawLine(40,400,400,400);
for(int j=40;j<=380;j=j+20)
{
g.drawLine(j,40,j,400);
}
g.drawLine(400,40,400,400);
g.fillOval(97,97,6,6);
g.fillOval(337,97,6,6);
g.fillOval(97,337,6,6);
g.fillOval(337,337,6,6);
g.fillOval(217,217,6,6);
}
public void chessPaint(int chessPoint_a,int chessPoint_b,int color)
{
chessPoint_black chesspoint_black=new chessPoint_black(this);
chessPoint_white chesspoint_white=new chessPoint_white(this);
if(color==1 && isMouseEnabled)
{
getLocation(chessPoint_a,chessPoint_b,color);
isWin=checkWin(chessPoint_a,chessPoint_b,color);
if(isWin==false)
{
chessthread.sendMessage("/"+chessPeerName+" /chess "+chessPoint_a+" "+chessPoint_b+" "+color);
this.add(chesspoint_black);
chesspoint_black.setBounds(chessPoint_a*20-7,chessPoint_b*20-7,16,16);
statusText.setText("黑(第"+chessBlackCount+"步)"+chessPoint_a+" "+chessPoint_b+",请白棋下子");
isMouseEnabled=false;
}
else
{
chessthread.sendMessage("/"+chessPeerName+" /chess "+chessPoint_a+" "+chessPoint_b+" "+color);
this.add(chesspoint_black);
chesspoint_black.setBounds(chessPoint_a*20-7,chessPoint_b*20-7,16,16);
chessVictory(1);
isMouseEnabled=false;
}
}
else if(color==-1 && isMouseEnabled)
{
getLocation(chessPoint_a,chessPoint_b,color);
isWin=checkWin(chessPoint_a,chessPoint_b,color);
if(isWin==false)
{
chessthread.sendMessage("/"+chessPeerName+" /chess "+chessPoint_a+" "+chessPoint_b+" "+color);
this.add(chesspoint_white);
chesspoint_white.setBounds(chessPoint_a*20-7,chessPoint_b*20-7,16,16);
statusText.setText("白(第"+chessWhiteCount+"步)"+chessPoint_a+" "+chessPoint_b+",请黑棋下子");
isMouseEnabled=false;
}
else
{
chessthread.sendMessage("/"+chessPeerName+" /chess "+chessPoint_a+" "+chessPoint_b+" "+color);
this.add(chesspoint_white);
chesspoint_white.setBounds(chessPoint_a*20-7,chessPoint_b*20-7,16,16);
chessVictory(-1);
isMouseEnabled=false;
}
}
}
public void netChessPaint(int chessPoint_a,int chessPoint_b,int color)
{
chessPoint_black chesspoint_black=new chessPoint_black(this);
chessPoint_white chesspoint_white=new chessPoint_white(this);
getLocation(chessPoint_a,chessPoint_b,color);
if(color==1)
{
isWin=checkWin(chessPoint_a,chessPoint_b,color);
if(isWin==false)
{
this.add(chesspoint_black);
chesspoint_black.setBounds(chessPoint_a*20-7,chessPoint_b*20-7,16,16);
statusText.setText("黑(第"+chessBlackCount+"步)"+chessPoint_a+" "+chessPoint_b+",请白棋下子");
isMouseEnabled=true;
}
else
{
this.add(chesspoint_black);
chesspoint_black.setBounds(chessPoint_a*20-7,chessPoint_b*20-7,16,16);
chessVictory(1);
isMouseEnabled=true;
}
}
else if(color==-1)
{
isWin=checkWin(chessPoint_a,chessPoint_b,color);
if(isWin==false)
{
this.add(chesspoint_white);
chesspoint_white.setBounds(chessPoint_a*20-7,chessPoint_b*20-7,16,16);
statusText.setText("白(第"+chessWhiteCount+"步)"+chessPoint_a+" "+chessPoint_b+",请黑棋下子");
isMouseEnabled=true;
}
else
{
chessthread.sendMessage("/"+chessPeerName+" /victory "+color);
this.add(chesspoint_white);
chesspoint_white.setBounds(chessPoint_a*20-7,chessPoint_b*20-7,16,16);
chessVictory(-1);
isMouseEnabled=true;
}
}
}
public void mousePressed(MouseEvent e)
{
if (e.getModifiers()==InputEvent.BUTTON1_MASK)
{
chessPoint_x=(int)e.getX();
chessPoint_y=(int)e.getY();
int a=(chessPoint_x+10)/20,b=(chessPoint_y+10)/20;
if(chessPoint_x/20<2||chessPoint_y/20<2||chessPoint_x/20>19||chessPoint_y/20>19)
{}
else
{
chessPaint(a,b,chessColor);
}
}
}
public void mouseReleased(MouseEvent e){}
public void mouseEntered(MouseEvent e) {}
public void mouseExited(MouseEvent e) {}
public void mouseClicked(MouseEvent e) {}
public void actionPerformed(ActionEvent e)
{
}
}
class chessPoint_black extends Canvas implements MouseListener
{
chessPad chesspad=null;
chessPoint_black(chessPad p)
{
setSize(20,20);
chesspad=p;
addMouseListener(this);
}
public void paint(Graphics g)
{
g.setColor(Color.black);
g.fillOval(0,0,14,14);
}
public void mousePressed(MouseEvent e)
{
// if(e.getModifiers()==InputEvent.BUTTON3_MASK)
// {
// chesspad.remove(this);
// chesspad.chessColor=1;
// chesspad.text_2.setText("");
// chesspad.text_1.setText("请黑棋下子");
// }
}
public void mouseReleased(MouseEvent e){}
public void mouseEntered(MouseEvent e) {}
public void mouseExited(MouseEvent e) {}
public void mouseClicked(MouseEvent e) {}
}
class chessPoint_white extends Canvas implements MouseListener
{
chessPad chesspad=null;
chessPoint_white(chessPad p)
{
setSize(20,20);
addMouseListener(this);
chesspad=p;
}
public void paint(Graphics g)
{
g.setColor(Color.white);
g.fillOval(0,0,14,14);
}
public void mousePressed(MouseEvent e)
{
// if(e.getModifiers()==InputEvent.BUTTON3_MASK)
// {
// chesspad.remove(this);
// chesspad.chessColor=-1;
// chesspad.text_2.setText("请白旗下子");
// chesspad.text_1.setText("");
// }
}
public void mouseReleased(MouseEvent e){}
public void mouseEntered(MouseEvent e) {}
public void mouseExited(MouseEvent e) {}
public void mouseClicked(MouseEvent e)
{
// if(e.getClickCount()>=2)
// chesspad.remove(this);
}
}
/******************************************************************************************
最后是：chessServer.java
*******************************************************************************************/
import java.io.*;
import java.net.*;
import java.awt.*;
import java.util.*;
import java.awt.event.*;
class MessageServer extends Panel //implements ActionListener
{
TextArea messageBoard=new TextArea("",22,50,TextArea.SCROLLBARS_VERTICAL_ONLY);
Label statusLabel=new Label("当前连接数:",Label.LEFT);
Panel boardPanel=new Panel();
Panel statusPanel=new Panel();
MessageServer()
{
setSize(350,300);
setBackground(Color.pink);
setLayout(new BorderLayout());
boardPanel.setLayout(new FlowLayout());
boardPanel.setSize(210,210);
statusPanel.setLayout(new BorderLayout());
statusPanel.setSize(210,50);
boardPanel.add(messageBoard);
statusPanel.add(statusLabel,BorderLayout.WEST);
add(boardPanel,BorderLayout.CENTER);
add(statusPanel,BorderLayout.NORTH);
}
}
class ServerThread extends Thread
{
Socket clientSocket;
Hashtable clientDataHash;
Hashtable clientNameHash;
Hashtable chessPeerHash;
MessageServer server;
boolean isClientClosed=false;
ServerThread(Socket clientSocket,Hashtable clientDataHash,Hashtable clientNameHash,Hashtable chessPeerHash,MessageServer server)
{
this.clientSocket=clientSocket;
this.clientDataHash=clientDataHash;
this.clientNameHash=clientNameHash;
this.chessPeerHash=chessPeerHash;
this.server=server;
}
public void messageTransfer(String message)
{
String clientName,peerName;
if(message.startsWith("/"))
{
if(message.startsWith("/changename "))
{
clientName=message.substring(12);
if( clientName.length()<=0 || clientName.length()>20 ||
clientName.startsWith("/") || clientNameHash.containsValue(clientName) ||
clientName.startsWith("changename")|| clientName.startsWith("list") ||
clientName.startsWith("[inchess]") || clientName.startsWith("creatgame") ||
clientName.startsWith("joingame") || clientName.startsWith("yourname") ||
clientName.startsWith("userlist") || clientName.startsWith("chess") ||
clientName.startsWith("OK") || clientName.startsWith("reject") ||
clientName.startsWith("peer") || clientName.startsWith("peername") ||
clientName.startsWith("giveup") || clientName.startsWith("youwin") ||
clientName.startsWith("所有人"))
{
message="无效命令";
Feedback(message);
}
else
{
if(clientNameHash.containsValue(("[inchess]"+(String)clientNameHash.get(clientSocket))))
{
synchronized(clientNameHash)
{
clientNameHash.put((Socket)getHashKey(clientNameHash,("[inchess]"+clientNameHash.get(clientSocket))),
("[inchess]"+clientName));
chessPeerTalk(("[inchess]"+clientName),("/yourname "+("[inchess]"+clientName)));
}
}
else if(chessPeerHash.containsKey(clientNameHash.get(clientSocket)))
{
//游戏客户端改名字
synchronized(clientNameHash)
{
clientNameHash.put((Socket)getHashKey(clientNameHash,("[inchess]"+clientNameHash.get(clientSocket))),
("[inchess]"+clientName));
}
synchronized(chessPeerHash)
{
//chessPeerHash添加新名字映射
chessPeerHash.put(clientName,chessPeerHash.get(clientNameHash.get(clientSocket)));
//chessPeerHash删除旧映射
chessPeerHash.remove(clientNameHash.get(clientSocket));
}
//向游戏客户端发送新名字
chessPeerTalk(("[inchess]"+clientName),("/yourname "+("[inchess]"+clientName)));
//向peer游戏客户端发送
chessPeerTalk((String)chessPeerHash.get(clientName),("/peer "+"[inchess]"+clientName));
}
else if(chessPeerHash.containsValue(clientNameHash.get(clientSocket)))
{
synchronized(clientNameHash)
{
//游戏客户端改名字
clientNameHash.put((Socket)getHashKey(clientNameHash,("[inchess]"+clientNameHash.get(clientSocket))),
("[inchess]"+clientName));
}
synchronized(chessPeerHash)
{
//chessPeerHash重新映射
chessPeerHash.put((String)getHashKey(chessPeerHash,clientNameHash.get(clientSocket)),clientName);
//向游戏客户端发送新名字
chessPeerTalk(("[inchess]"+clientName),("/yourname "+("[inchess]"+clientName)));
}
//向peer游戏客户端发送
chessPeerTalk((String)getHashKey(chessPeerHash,clientName),("/peer "+"[inchess]"+clientName));
}
message=clientNameHash.get(clientSocket)+"改名为:"+clientName;
synchronized(clientNameHash)
{
clientNameHash.put(clientSocket,clientName);
}
publicTalk(message);
Feedback("/yourname "+(String)clientNameHash.get(clientSocket));
publicTalk(getUserList());
}
}
else if(message.equals("/list"))
{
Feedback(getUserList());
}
else if(message.startsWith("/creatgame [inchess]"))
{
String chessServerName=message.substring(20);
synchronized(clientNameHash)
{
clientNameHash.put(clientSocket,message.substring(11));
}
synchronized(chessPeerHash)
{
chessPeerHash.put(chessServerName,"wait");
}
Feedback("/yourname "+clientNameHash.get(clientSocket));
chessPeerTalk(chessServerName,"/OK");
publicTalk(getUserList());
}
else if(message.startsWith("/joingame "))
{
StringTokenizer userToken=new StringTokenizer(message," ");
String getUserToken,serverName,selfName;
String[] chessNameOpt={"0","0"};
int getOptNum=0;
while(userToken.hasMoreTokens())
{
getUserToken=(String)userToken.nextToken(" ");
if(getOptNum>=1 && getOptNum<=2)
{
chessNameOpt[getOptNum-1]=getUserToken;
}
getOptNum++;
}
serverName=chessNameOpt[0];
selfName=chessNameOpt[1];
if(chessPeerHash.containsKey(serverName) && chessPeerHash.get(serverName).equals("wait"))
{
synchronized(clientNameHash)
{
clientNameHash.put(clientSocket,("[inchess]"+selfName));
}
synchronized(chessPeerHash)
{
chessPeerHash.put(serverName,selfName);
}
publicTalk(getUserList());
chessPeerTalk(selfName,("/peer "+"[inchess]"+serverName));
chessPeerTalk(serverName,("/peer "+"[inchess]"+selfName));
}
else
{
chessPeerTalk(selfName,"/reject");
try
{
clientClose();
}
catch(Exception ez)
{
}
}
}
else if(message.startsWith("/[inchess]"))
{
int firstLocation=0,lastLocation;
lastLocation=message.indexOf(" ",0);
peerName=message.substring((firstLocation+1),lastLocation);
message=message.substring((lastLocation+1));
if(chessPeerTalk(peerName,message))
{
Feedback("/error");
}
}
else if(message.startsWith("/giveup "))
{
String chessClientName=message.substring(8);
if(chessPeerHash.containsKey(chessClientName) && !((String)chessPeerHash.get(chessClientName)).equals("wait"))
{
chessPeerTalk((String)chessPeerHash.get(chessClientName),"/youwin");
synchronized(chessPeerHash)
{
chessPeerHash.remove(chessClientName);
}
}
if(chessPeerHash.containsValue(chessClientName))
{
chessPeerTalk((String)getHashKey(chessPeerHash,chessClientName),"/youwin");
synchronized(chessPeerHash)
{
chessPeerHash.remove((String)getHashKey(chessPeerHash,chessClientName));
}
}
}
else
{
int firstLocation=0,lastLocation;
lastLocation=message.indexOf(" ",0);
if(lastLocation==-1)
{
Feedback("无效命令");
return;
}
else
{
peerName=message.substring((firstLocation+1),lastLocation);
message=message.substring((lastLocation+1));
message=(String)clientNameHash.get(clientSocket)+">"+message;
if(peerTalk(peerName,message))
{
Feedback("没有这个用户:"+peerName+"\n");
}
}
}
}
else
{
message=clientNameHash.get(clientSocket)+">"+message;
server.messageBoard.append(message+"\n");
publicTalk(message);
server.messageBoard.setCaretPosition(server.messageBoard.getText().length());
}
}
public void publicTalk(String publicTalkMessage)
{
synchronized(clientDataHash)
{
for(Enumeration enu=clientDataHash.elements();enu.hasMoreElements();)
{
DataOutputStream outData=(DataOutputStream)enu.nextElement();
try
{
outData.writeUTF(publicTalkMessage);
}
catch(IOException es)
{
es.printStackTrace();
}
}
}
}
public boolean peerTalk(String peerTalk,String talkMessage)
{
for(Enumeration enu=clientDataHash.keys();enu.hasMoreElements();)
{
Socket userClient=(Socket)enu.nextElement();
if(peerTalk.equals((String)clientNameHash.get(userClient)) && !peerTalk.equals((String)clientNameHash.get(clientSocket)))
{
synchronized(clientDataHash)
{
DataOutputStream peerOutData=(DataOutputStream)clientDataHash.get(userClient);
try
{
peerOutData.writeUTF(talkMessage);
}
catch(IOException es)
{
es.printStackTrace();
}
}
Feedback(talkMessage);
return(false);
}
else if(peerTalk.equals((String)clientNameHash.get(clientSocket)))
{
Feedback(talkMessage);
return(false);
}
}
return(true);
}
public boolean chessPeerTalk(String chessPeerTalk,String chessTalkMessage)
{
for(Enumeration enu=clientDataHash.keys();enu.hasMoreElements();)
{
Socket userClient=(Socket)enu.nextElement();
if(chessPeerTalk.equals((String)clientNameHash.get(userClient)) && !chessPeerTalk.equals((String)clientNameHash.get(clientSocket)))
{
synchronized(clientDataHash)
{
DataOutputStream peerOutData=(DataOutputStream)clientDataHash.get(userClient);
try
{
peerOutData.writeUTF(chessTalkMessage);
}
catch(IOException es)
{
es.printStackTrace();
}
}
return(false);
}
}
return(true);
}
public void Feedback(String feedbackString)
{
synchronized(clientDataHash)
{
DataOutputStream outData=(DataOutputStream)clientDataHash.get(clientSocket);
try
{
outData.writeUTF(feedbackString);
}
catch(Exception eb)
{
eb.printStackTrace();
}
}
}
public String getUserList()
{
String userList="/userlist";
for(Enumeration enu=clientNameHash.elements();enu.hasMoreElements();)
{
userList=userList+" "+(String)enu.nextElement();
}
return(userList);
}
public Object getHashKey(Hashtable targetHash,Object hashValue)
{
Object hashKey;
for(Enumeration enu=targetHash.keys();enu.hasMoreElements();)
{
hashKey=(Object)enu.nextElement();
if(hashValue.equals((Object)targetHash.get(hashKey)))
return(hashKey);
}
return(null);
}
public void firstCome()
{
publicTalk(getUserList());
Feedback("/yourname "+(String)clientNameHash.get(clientSocket));
Feedback("Java五子棋聊天客户端");
Feedback("/changename <你的名字> --更改名字");
Feedback("/list --更新用户列表");
Feedback("/<用户名> <要说的话> --私聊");
Feedback("注意：用命令的时候，先把谈话的对象定为所有人");
}
public void clientClose()
{
server.messageBoard.append("用户断开:"+clientSocket+"\n");
//如果是游戏客户端主机
synchronized(chessPeerHash)
{
if(chessPeerHash.containsKey(clientNameHash.get(clientSocket)))
{
chessPeerHash.remove((String)clientNameHash.get(clientSocket));
}
if(chessPeerHash.containsValue(clientNameHash.get(clientSocket)))
{
chessPeerHash.put((String)getHashKey(chessPeerHash,(String)clientNameHash.get(clientSocket)),"tobeclosed");
}
}
synchronized(clientDataHash)
{
clientDataHash.remove(clientSocket);
}
synchronized(clientNameHash)
{
clientNameHash.remove(clientSocket);
}
publicTalk(getUserList());
server.statusLabel.setText("当前连接数:"+clientDataHash.size());
try
{
clientSocket.close();
}
catch(IOException exx)
{
}
isClientClosed=true;
}
public void run()
{
DataInputStream inData;
synchronized(clientDataHash)
{
server.statusLabel.setText("当前连接数:"+clientDataHash.size());
}
try
{
inData=new DataInputStream(clientSocket.getInputStream());
firstCome();
while(true)
{
String message=inData.readUTF();
messageTransfer(message);
}
}
catch(IOException esx)
{
}
finally
{
if(!isClientClosed)
{
clientClose();
}
}
}
}
public class chessServer extends Frame implements ActionListener
{
Button messageClearButton=new Button("清除显示");
Button serverStatusButton=new Button("服务器状态");
Button serverOffButton=new Button("关闭服务器");
Panel buttonPanel=new Panel();
MessageServer server=new MessageServer();
ServerSocket serverSocket;
Hashtable clientDataHash=new Hashtable(50);
Hashtable clientNameHash=new Hashtable(50);
Hashtable chessPeerHash=new Hashtable(50);
chessServer()
{
super("Java五子棋服务器");
setBackground(Color.pink);
buttonPanel.setLayout(new FlowLayout());
messageClearButton.setSize(60,25);
buttonPanel.add(messageClearButton);
messageClearButton.addActionListener(this);
serverStatusButton.setSize(75,25);
buttonPanel.add(serverStatusButton);
serverStatusButton.addActionListener(this);
serverOffButton.setSize(75,25);
buttonPanel.add(serverOffButton);
serverOffButton.addActionListener(this);
add(server,BorderLayout.CENTER);
add(buttonPanel,BorderLayout.SOUTH);
addWindowListener(new WindowAdapter()
{
public void windowClosing(WindowEvent e)
{
System.exit(0);
}
});
pack();
setVisible(true);
setSize(400,450);
setResizable(false);
validate();
try
{
makeMessageServer(4331,server);
}
catch(Exception e)
{
System.out.println("e");
}
}
public void makeMessageServer(int port,MessageServer server) throws IOException
{
Socket clientSocket;
long clientAccessNumber=1;
this.server=server;
try
{
serverSocket=new ServerSocket(port);
server.messageBoard.setText("服务器开始于:"+serverSocket.getInetAddress().getLocalHost()+":"+serverSocket.getLocalPort()+"\n");
while(true)
{
clientSocket=serverSocket.accept();
server.messageBoard.append("用户连接:"+clientSocket+"\n");
DataOutputStream outData=new DataOutputStream(clientSocket.getOutputStream());
clientDataHash.put(clientSocket,outData);
clientNameHash.put(clientSocket,("新来客"+clientAccessNumber++));
ServerThread thread=new ServerThread(clientSocket,clientDataHash,clientNameHash,chessPeerHash,server);
thread.start();
}
}
catch(IOException ex)
{
System.out.println("已经有服务器在运行. \n");
}
}
public void actionPerformed(ActionEvent e)
{
if(e.getSource()==messageClearButton)
{
server.messageBoard.setText("");
}
if(e.getSource()==serverStatusButton)
{
try
{
server.messageBoard.append("服务器信息:"+serverSocket.getInetAddress().getLocalHost()+":"+serverSocket.getLocalPort()+"\n");
}
catch(Exception ee)
{
System.out.println("serverSocket.getInetAddress().getLocalHost() error \n");
}
}
if(e.getSource()==serverOffButton)
{
System.exit(0);
}
}
public static void main(String args[])
{
chessServer chessServer=new chessServer();
}
}
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