socketserver.java

java课件及例程有一些PPT及一些例程

import java.io.*;
import java.net.*;
import java.util.*;
public class SocketServer{
    public static void main(String[] args){
        ServerSocket ss = null;
        StringBuffer data = new StringBuffer();
        String recv = "";
        try{
            ss = new ServerSocket(3000);	
            
        }catch(Exception e){
            System.out.println("不能监听到请求："+e.toString());
        }
        try{
            Socket s = ss.accept();
            System.out.println("连接成功，正在接收数据...");
            BufferedReader sis = new BufferedReader(new InputStreamReader(s.getInputStream()));
            PrintWriter sos = new PrintWriter(s.getOutputStream());
            recv = sis.readLine();
            while(!recv.equals("bye")){
                data.append("在时间"+Calendar.getInstance().getTime().toString());
                data.append("接收到数据："+recv);
                System.out.println(data.toString());
                sos.println(data.toString());
                sos.flush();
                recv = sis.readLine();
                data.setLength(0);
            }
            if(recv.equals("bye"))
            	sos.println("bye");
            sos.close();
            sis.close();
            ss.close();
            s.close();
        }catch(Exception e){
            System.out.println("Exception:"+e.toString());
        }
    }
}