一篇关于17年前编写的Java华容道游戏源代码的博客，代码至今仍可运行，展现了Java语言的稳定性和一致性。博主提供运行所需的资源文件。
华容道游戏源代码，完全原创、可运行，并附送走法演示。
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.io.*;
import javax.swing.border.Border;
import javax.swing.border.EtchedBorder;
public class Hrd extends JFrame
{
private final int MaxStep=1000;
private int[][] a; //全局数组,方块映射到些数组。
private int[][] recorder; //记录走法的数组。只有当你走成功后才记录。
private int totalStep;
private boolean stop=false; // to stop the thread
private int speed=1000;
private JPanel jw = new JPanel(new GridLayout(5,1));//用于摆放LOGO标志，步数等
private Border border = new EtchedBorder(EtchedBorder.RAISED,Color.white,new Color(148,145,140));
AButton[] bt = new AButton[10];
JLabel jstep = new JLabel(" 第 0 步");
MenuBar mym=new MenuBar();
Menu play=new Menu("游戏"),
demo=new Menu("演示"),
help=new Menu("帮助");
MenuItem play_new_game=new MenuItem("重新开始"),
play_choose=new MenuItem("选择游戏"),
play_save=new MenuItem("保存游戏"),
play_import=new MenuItem("导入游戏"),
play_exit=new MenuItem("退出");
MenuItem demo_zfgo=new MenuItem("走法演示"),
demo_stop=new MenuItem("停止");
Menu demo_shudu=new Menu("速度调节");
CheckboxMenuItem[] mi_speed = new CheckboxMenuItem[4];
String s[] = {"1","2","3","4"};
MenuItem help_topic=new MenuItem("相关主题"),
help_about=new MenuItem("关于...");
public Hrd(){
this.setSize(500,550);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
creat_menu();
Container contentPane = getContentPane();
contentPane.setBackground(Color.white );
contentPane.setLayout(null);
setTitle("标准华容道2004 ");
setResizable(false);
Toolkit kit = Toolkit.getDefaultToolkit();
Dimension screenSize = kit.getScreenSize();
setLocation((screenSize.width-getSize().width)/2,(screenSize.height-getSize() .height )/2);
bt[0] = new AButton(1,"马超",1,2,0,0);
bt[0].setBackground(Color.BLUE);
contentPane.add(bt[0]);
bt[1] = new AButton(2,"曹操",2,2,1,0);
bt[1].setBackground(Color.RED);
contentPane.add(bt[1]);
bt[2] = new AButton(3,"赵云",1,2,3,0);
bt[2].setBackground(Color.BLUE);
contentPane.add(bt[2]);
bt[3] = new AButton(4,"张飞",1,2,0,2);
bt[3].setBackground(Color.BLUE);
contentPane.add(bt[3]);
bt[4] = new AButton(5,"黄忠",1,2,3,2);
bt[4].setBackground(Color.BLUE);
contentPane.add(bt[4]);
//ID号,名称,宽,高,位置-X,Y
bt[5] = new AButton(6,"关羽",2,1,1,2);
bt[5].setBackground(Color.BLUE);
contentPane.add(bt[5]);
bt[6] = new AButton(7,"卒",1,1,0,4);
bt[6].setBackground(Color.YELLOW);
contentPane.add(bt[6]);
bt[7] = new AButton(8,"卒",1,1,1,3);
bt[7].setBackground(Color.YELLOW);
contentPane.add(bt[7]);
bt[8] = new AButton(9,"卒",1,1,2,3);
bt[8].setBackground(Color.YELLOW);
contentPane.add(bt[8]);
bt[9] = new AButton(10,"卒",1,1,3,4);
bt[9].setBackground(Color.YELLOW);
contentPane.add(bt[9]);
showMyLogo();
contentPane.add(jw);
setArr(5,4); //初始化棋盘
}
private void creat_menu(){
mym.add(play);
mym.add(demo);
mym.add(help);
play.add(play_new_game);
play.add(play_choose);
play.addSeparator() ;
play.add(play_save);
play.add(play_import);
play.addSeparator();
play.add(play_exit);
demo.add(demo_zfgo);
demo.add(demo_shudu);
demo.add(demo_stop);
for(int i = 0; i<s.length;i++){
mi_speed[i] = new CheckboxMenuItem(s[i]);
demo_shudu.add(mi_speed[i]);
mi_speed[i].addItemListener(new ItemListener(){
public void itemStateChanged(ItemEvent ie){
int i=0;
for(int j=0;j<s.length;j++) {
mi_speed[j].setState(false);
if(ie.getSource() == mi_speed[j]) i=j;
}
mi_speed[i].setState(true);
speed=1000-i*300;
}
});
}
help.add(help_topic);
help.add(help_about);
setMenuBar(mym) ;
play_new_game.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent ae) {
reset();
}
});
demo_zfgo.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent ae) {
reset();
ShowZF szf = new ShowZF();
stop=false;
szf.start();
}
});
demo_stop.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent ae){
stop=!stop;
}
});
play_exit.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent ea){
System.exit(0) ;
}
});
help_about.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent ea){
JOptionPane.showMessageDialog(null,"jAllen wuhan Email:jpc_27@163.com");
}
});
help_topic.addActionListener(new ActionListener(){
public void actionPerformed(ActionEvent ea){
JOptionPane.showMessageDialog(null,"可以用鼠标也可以用光标键移动方块,当曹操移动到底线的中部,你就获胜了");
}
});
try{ //
UIManager.setLookAndFeel(UIManager.getCrossPlatformLookAndFeelClassName());
SwingUtilities.updateComponentTreeUI(this) ;
}catch(Exception e){}
}
void showMyLogo(){
jw.setSize(100,550) ;
jw.setLocation(400,0);
jw.setBackground(new Color(220,230,230));
jw.setBorder(border);
ImageIcon icon=new ImageIcon("javalogo.gif");
JButton jb=new JButton(icon);
jb.setSize(60,60);
Font ft1 = new Font("隶书",0,27);
Font ft2 = new Font("楷书",0,21);
JLabel myLogo2=new JLabel(" 蒋 程");
jstep.setSize(90,30);
jstep.setFont(ft2);
myLogo2.setSize(100,50) ;
myLogo2.setFont(ft1);
jw.add(jstep);
jw.add(jb);
jw.add(new JLabel(""));
jw.add(myLogo2);
jw.add(new JLabel(" 武汉2004"));
}
void reset(){
bt[0].setLocation(0,0);
bt[0].x=0;
bt[0].y=0;
bt[1].setLocation(100,0);
bt[1].x=1;
bt[1].y=0;
bt[2].setLocation(300,0) ;
bt[2].x=3;
bt[2].y=0;
bt[3].setLocation(0,200);
bt[3].x=0;
bt[3].y=2;
bt[4].setLocation(300,200);
bt[4].x=3;
bt[4].y=2;
bt[5].setLocation(100,200);
bt[5].x=1;
bt[5].y=2;
bt[6].setLocation(0,400) ;
bt[6].x=0;
bt[6].y=4;
bt[7].setLocation(100,300);
bt[7].x=1;
bt[7].y=3;
bt[8].setLocation(200,300);
bt[8].x=2;
bt[8].y=3;
bt[9].setLocation(300,400) ;
bt[9].x=3;
bt[9].y=4;
setArr(5,4); //初始化棋盘
}
void setArr(int y,int x){
a=new int[y][x];
for(int i=0;i<y;i++) //构造棋盘
for(int j=0;j<x;j++)
a[i][j]=1;
a[y-1][1]=0;
a[y-1][2]=0;
totalStep=0;
recorder=new int[MaxStep][2];
}
private class ShowZF extends Thread //内部类的用武之地,因为外部类的属性它都能看见,
{
private int totalStep;
//所以免除了参数传递之麻烦!
public void run(){ //继承自Thread,所以必须实现run接口
FileReader fin=null;
BufferedReader in=null;
String line=null;
try{
fin=new FileReader("华容道走法1.txt");
in=new BufferedReader(fin);
line=in.readLine();
totalStep=0;
while(line!=null&&!stop){
int index=line.indexOf(',');
String a=line.substring(0,index) ;
String b=line.substring(index+1,line.length() ) ;
int id=Integer.parseInt(a) ;
int idr=Integer.parseInt(b) ;
try
{
sleep(speed);
}
catch(InterruptedException ie) //捕获异常
{ }
switch(idr){
case 0:
bt[id-1].setLocation(bt[id-1].getX() ,bt[id-1].getY() +100);
break;
case 1:
bt[id-1].setLocation(bt[id-1].getX()-100 ,bt[id-1].getY()) ;
break;
case 2:
bt[id-1].setLocation(bt[id-1].getX() ,bt[id-1].getY()-100) ;
break;
case 3:
bt[id-1].setLocation(bt[id-1].getX()+100 ,bt[id-1].getY()) ;
break;
default:
JOptionPane.showMessageDialog(null,"走法错误!演示中止!");
return;
}
totalStep++;
jstep .setText("第 "+String.valueOf(totalStep) +" 步 ") ;
line = in.readLine();
}
in.close();
fin.close();
JOptionPane.showMessageDialog(null,"演示结束!");
} catch(IOException ioe){JOptionPane.showMessageDialog(null, ioe.toString(), ioe.toString(), JOptionPane.ERROR_MESSAGE);}
finally{}
}
}
public static void main (String[] args){
JFrame mybrick = new Hrd();
mybrick.show();
}
//内部类 AButton
private class AButton extends JButton implements KeyListener,MouseListener{
int ID;
int x,y; //location 数组中的位置
int width,height; // shape
int dir=0;
int lastDir=0;
public AButton(int i,String s,int w,int h,int xx,int yy){
super();
this.setText(s);
this.setSize(w*100,h*100);
ID=i;
width=w;
height=h;
x=xx;
y=yy;
this.setLocation(xx*100,yy*100);
addKeyListener(this);
addMouseListener(this);
}
public int getLocX(){return x;}
public int getLocY(){return y;}
public int getW(){return width;}
public int getH(){return height;}
public int getID(){return ID;}
public void recZf(){ //记录华容道的走法
FileWriter fout;
BufferedWriter out;
String line="";
try{
fout = new FileWriter("华容道走法.txt");
out = new BufferedWriter(fout);
for(int i = 0; i < totalStep; i++)
{
line=String.valueOf(recorder[i][0])+","+String.valueOf(recorder[i][1])+'\n';
out.write(line,0,line.length());
}
out.close();
fout.close();
}catch(IOException ioe){}
}
public void mouseClicked(MouseEvent e){
int locx,locy,width,height,id;
id=this.getID() ;
locx=this.getLocX(); //获得数组中的相应位置
locy=this.getLocY();
width=this.getW();
height=this.getH();
if(id==2&&locx==1&&locy+height>=4){ //曹操已到底线,success!
if(!judge(locx,locy,width,height,0))
{
showPassed();
}
}
if(id==2&&locx==0&&locy+height>4){ //曹操已到底线,success!
if(!judge(locx,locy,width,height,3))
{
showPassed();
}
}
if(id==2&&locx==2&&locy+height>4){ //曹操已到底线,success!
if(!judge(locx,locy,width,height,1))
{
showPassed();
}
}
//走法试探
if(judge(locx,locy,width,height,dir)){
dir=(dir+1)%4;
if(judge(locx,locy,width,height,dir)) {
dir=(dir+2)%4;
if(judge(locx,locy,width,height,dir)){
dir = (dir +3) % 4;
if (judge(locx, locy, width, height, dir))
return;
}
}
}
recorder[totalStep][0]=id; //记录走法
recorder[totalStep][1]=dir;
switch(dir){
case 0:
this.setLocation(this.getX(),(this.getY() +100));
showStep();
return;
case 1:
this.setLocation((this.getX()-100),this.getY());
showStep();
return;
case 2:
this.setLocation(this.getX(),(this.getY()-100));
showStep();
return;
case 3:
this.setLocation((this.getX()+100),this.getY());
showStep();
return;
}
}
public void mouseEntered(MouseEvent e){}
public void mouseExited(MouseEvent e){}
public void mousePressed(MouseEvent e){}
public void mouseReleased(MouseEvent e){}
public void mouseDragged(MouseEvent e){
int locx,locy,width,height,id;
id=this.getID() ;
locx=this.getLocX(); //获得数组中的相应位置
locy=this.getLocY();
width=this.getW();
height=this.getH();
if(id==2&&locx==1&&locy+height>=4){ //曹操已到底线,success!
if(!judge(locx,locy,width,height,0))
{
showPassed();
}
}
if(id==2&&locx==0&&locy+height>4){ //曹操已到底线,success!
if(!judge(locx,locy,width,height,3))
{
showPassed();
}
}
if(id==2&&locx==2&&locy+height>4){ //曹操已到底线,success!
if(!judge(locx,locy,width,height,1))
{
showPassed();
}
}
//走法试探， 为真表示有障碍。
if(judge(locx,locy,width,height,dir)){
dir=(dir+1)%4;
if(judge(locx,locy,width,height,dir)) {
dir=(dir+2)%4;
if(judge(locx,locy,width,height,dir)){
dir = (dir +3) % 4;
if (judge(locx, locy, width, height, dir))
return;
}
}
}
recorder[totalStep][0]=id; //记录走法
recorder[totalStep][1]=dir;
switch(dir){
case 0: //右
this.setLocation(this.getX(),(this.getY() +100));
showStep();
return;
case 1: //上
this.setLocation((this.getX()-100),this.getY());
showStep();
return;
case 2: //左
this.setLocation(this.getX(),(this.getY()-100));
showStep();
return;
case 3: //下
this.setLocation((this.getX()+100),this.getY());
showStep();
return;
}
}
public boolean judge(int x,int y,int w,int h,int direct){ //x--横向,y--纵向
switch (direct){
case 0: //down
if(y+h>=5)return true;
for(int i=0;i<w;i++)
if(a[y+h][x+i]==1)return true; //有障碍
for(int i=0;i<width;i++) //无障碍，更新数组a[][]
{ a[y+h][x+i]=1;
a[y][x+i]=0; }
this.y++; //更新在数组中的位置
return false; //false表示无障碍
case 1: //left
if(x-1<0)return true; //表明越界．
for(int i=0;i<h;i++)
if(a[y+i][x-1]==1)return true;
for(int i=0;i<h;i++)
{ a[y+i][x-1]=1;
a[y+i][x+w-1]=0;
}
this.x--;
return false;
case 2: //up
if(y-1<0)return true;
for(int i=0;i<w;i++)
if(a[y-1][x+i]==1)return true;
for(int i=0;i<w;i++)
{ a[y-1][x+i]=1;
a[y+h-1][x+i]=0;
}
this.y--;
return false;
case 3: //right
if(x+w>=4) return true;
for(int i=0;i<h;i++)
if(a[y+i][x+w]==1)return true;
for(int i=0;i<h;i++)
{ a[y+i][x+w]=1;
a[y+i][x]=0;
}
this.x++;
return false;
default:
}
return false;
}
public void keyPressed(KeyEvent e){
int locx,locy,width,height,id;
id=this.getID() ;
locx=this.getLocX();
locy=this.getLocY();
width=this.getW();
height=this.getH();
int keyCode = e.getKeyCode(); //得到按键扫描码
switch(keyCode)
{
case KeyEvent.VK_DOWN :
if(id==2&&locx==1&&locy+height>4){ //曹操已到底线,success!
if(!judge(locx,locy,width,height,0))
{ showPassed();
}
}
if(!judge(locx,locy,width,height,0)){ //无障碍，则移动！
recorder[totalStep][0]=id; //记录走法
recorder[totalStep][1]=0;
this.setLocation(this.getX(),(this.getY() +100));
showStep();
}
break;
case KeyEvent.VK_UP :
if(!judge(locx,locy,width,height,2)) {
recorder[totalStep][0]=id; //记录走法
recorder[totalStep][1]=2;
this.setLocation(this.getX(),(this.getY()-100));
showStep();
}
break;
case KeyEvent.VK_LEFT :
if(id==2&&locx==2&&locy+height>4){ //曹操已到底线,success!
if(!judge(locx,locy,width,height,1))
{
showPassed();
}
}
if(!judge(locx,locy,width,height,1)) {
recorder[totalStep][0]=id; //记录走法
recorder[totalStep][1]=1;
this.setLocation((this.getX()-100),this.getY());
showStep();
}
break;
case KeyEvent.VK_RIGHT :
if(id==2&&locx==0&&locy+height>4){ //曹操已到底线,success!
if(!judge(locx,locy,width,height,3))
{
showPassed();
}
}
if(!judge(locx,locy,width,height,3)) {
recorder[totalStep][0]=id; //记录走法
recorder[totalStep][1]=3;
this.setLocation((this.getX()+100),this.getY());
showStep();
}
break;
case KeyEvent.VK_ESCAPE :
int choosed= JOptionPane.showConfirmDialog(null,"确定要退出吗？","退出华容道",JOptionPane.OK_CANCEL_OPTION ,JOptionPane.WARNING_MESSAGE ) ;
if(choosed==JOptionPane.OK_OPTION) System.exit(0);
break;
default:
}
}
public void keyTyped(KeyEvent e){}
public void keyReleased(KeyEvent e){}
void showStep() //累加步数,并显示;
{
if(++totalStep>=MaxStep-1){
JOptionPane.showMessageDialog(null,"伙计,你累不累?歇一下吧!","I am tired!",1);
System.exit(0);
}
jstep .setText(" 第"+String.valueOf(totalStep) +"步 ") ;
}
void showPassed(){ //过关了!
recZf();
JOptionPane.showMessageDialog(null,"Congratulations，你过关了！总共"+String.valueOf(totalStep)+"步","恭喜！",1);
System.exit(0);
}
}
}
以上代码大约在2005年编写，距今已有17年了，现在仍可以运行，大概对Java语言的健壮性及一贯性，稳定性有了直观的理解！
另外运行所需的三个文件，不知道如何上传，有需要的可以联系我。
JAVALOGO.GIF ， 华容道界面.bmp，华容道走法1.TXT
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