import javax.microedition.midlet.*;import javax.microedition.io.*;import javax.microedition.lcdui.*;import java.io.*;public class Client implements Runnable,CommandListener{    /*定義舞臺(tái)*/    Display display;    /*定義父類，以供傳遞控制*/    GameMIDlet parent;   /*端口連接控制*/    SocketConnection sc;   /*定義輸入流，以接收服務(wù)器端傳來的數(shù)據(jù)*/     InputStream is;     /*定義輸出流，以向服務(wù)器端發(fā)送數(shù)據(jù)*/    OutputStream os;     /*定義游戲控制類，以便實(shí)現(xiàn)游戲的初始化和控制*/    MyGameWithTiledLayerCanvas t;	/*標(biāo)記傳輸是否結(jié)束*/	boolean stop;	/*定義畫板*/	Graphics h;	 /*定義個(gè)Alert以顯示版本等信息*/	Alert al;	Command exitCommand=new Command("Exit", Command.EXIT, 1);     Command exitCommand1=new Command("結(jié)束", Command.EXIT, 1);	public Client(GameMIDlet m)	{	 parent=m;	 /*得到父類舞臺(tái)*/	 display = Display.getDisplay(parent);		 /*對(duì)Alert進(jìn)行設(shè)置*/	 al = new Alert("Client Server");	 al.setType(AlertType.INFO);	al.setTimeout(Alert.FOREVER);	al.setString("Version:1.0                          "	            +"Auther:You GanQuan                   "	            +"Date:2004/05/29                      "	            +"Address:SWUST  ");	al.addCommand(exitCommand);	al.setCommandListener(this);	display.setCurrent(al);	}	public void start() {         /*線程*/        Thread t = new Thread(this);        t.start();    }	public void run()	{		try{		  /*控制與服務(wù)器端建立連接*/		 sc = (SocketConnection) Connector.open("socket://localhost:8000");/*打開輸入流*/	        is = sc.openInputStream();            /*打開輸出流*/            os = sc.openOutputStream();	        /*以傳遞值開始游戲*/            t=new MyGameWithTiledLayerCanvas(2,os);             t.addCommand(exitCommand1);            t.setCommandListener(this);            display.setCurrent(t);	        t.start();            /*不停地對(duì)數(shù)據(jù)進(jìn)行接收并解析之，直到游戲結(jié)束*/            while(true)            {               /*將字節(jié)流轉(zhuǎn)化為數(shù)據(jù)流*/              DataInputStream dis = new DataInputStream(is) ;                String sb="";                int c=0;                /*對(duì)數(shù)據(jù)的一次讀入*/                while (((c = is.read()) != '\n') && (c != -1)) {                    sb=sb+(char)c;                                }                if (c == -1) {                    System.out.println("client 49");                    break;                }                 /*數(shù)據(jù)解析還原*/                String sb1="",sb2="",sb3="",sb4="";                int size=sb.indexOf(":");                int size1=sb.indexOf(";");                int size2=sb.indexOf(",");                for(int i=0;i<size;i++)                sb1=sb1+sb.charAt(i);            	            	for(int i=size+1;i<size1;i++)            	sb2=sb2+sb.charAt(i);            	for(int i=size1+1;i<size2;i++)            	sb3=sb3+sb.charAt(i);            	for(int i=size2+1;i<sb.length();i++)            	sb4=sb4+sb.charAt(i);            	Integer x1 = Integer.valueOf(sb1);            	int x2 = x1.intValue();            	x1=Integer.valueOf(sb2);            	int y2=x1.intValue();                 x1 = Integer.valueOf(sb3);            	int z2 = x1.intValue();                x1 = Integer.valueOf(sb4);            	int w2 = x1.intValue();                 /*設(shè)置游戲控制部分的某些值以實(shí)現(xiàn)畫面的互動(dòng)*/                t.ex=x2;                t.ey=y2;                t.state1=w2;                /*如果服務(wù)器端的某個(gè)位置安了泡泡，服務(wù)器端也要安*/                if(z2!=-1)                {Bomb bomb=new Bomb(z2,t);                	bomb.start();                }            	}              /*當(dāng)游戲結(jié)束，對(duì)相應(yīng)資源的回收*/            	t.exit();           stop();           parent.notifyDestroyed();    }     catch (IOException ioe) {                if (!stop) {                    ioe.printStackTrace();                }            } catch (Exception e) {            e.printStackTrace();        }    }        	  /*對(duì)一些按紐事件的處理*/	public void commandAction(Command c, Displayable s) {         	String cmd =c.getLabel();         	if(cmd.equals("Exit")){         	parent.notifyDestroyed();            parent.destroyApp(true);        }        else if(cmd.equals("結(jié)束")){           t.exit();           stop();           parent.notifyDestroyed();        }    }	/*資源的回收*/	public void stop() {        try {            stop = true;            if (is != null) {                is.close();            }            if (os != null) {                os.close();            }            if (sc != null) {                sc.close();            }        } catch (IOException ioe) {}    }}