server.java

一个网络版的猜数字游戏

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.Random;

public class Server {

	ServerSocket ss;
	Socket socket;
	DataOutputStream dos;
	DataInputStream dis;
	int[] num;
	Random ran;
	boolean isPlay;
	int i;
	
	public Server(){
		num=new int[5];
		ran=new Random();
		isPlay=true;
		for(int i=0;i<num.length;i++){
			num[i]=(ran.nextInt()>>>1)%101+1;
		}
		try {
			ss=new ServerSocket(9999);
		} catch (IOException e) {
			// TODO Auto-generated catch block
			System.out.println("创建服务器端失败");
		}
	}
	public void accept(){
		try {
			socket=ss.accept();
			
			dos=new DataOutputStream(socket.getOutputStream());
			dis=new DataInputStream(socket.getInputStream());

			while(isPlay){
				if(i>4){
					System.out.println("game over");
					dos.writeUTF("恭喜过关");
					dos.flush();
					return;
				}
				
				int temp=dis.readInt();
				System.out.println("客户端输入的数字为:"+temp);
				
				if(temp==num[i])
				{
					i++;
					dos.writeUTF("第"+i+"关通过");
				}else if(temp>num[i]){
					dos.writeUTF("大了");
				}else if(temp<num[i]){
					dos.writeUTF("小了");
				}
				dos.writeInt(i);
				dos.flush();
			}
		} catch (IOException e) {
			// TODO Auto-generated catch block
			System.out.println("客户端接入失败 ");
		}
	}
	public static void main(String[] args){
		Server server=new Server();
		server.accept();
	}
}