package test;

/*
 * MyServer.java
 *
 * Created on 2008年3月3日, 下午6:47
 *
 * To change this template, choose Tools | Template Manager
 * and open the template in the editor.
 */

//package conjava;
import java.net.*; 
import java.io.*; 
import java.lang.*; 

public class MyServer{ 
public static void main(String args[]){ 
ServerSocket server; 
Socket socket; 
String s; 
InputStream Is; 
OutputStream Os; 
DataInputStream DIS; 
PrintStream PS; 

try{ 
//在端口4321注冊服務 
server=new ServerSocket(4322); 
socket=server.accept();

System.out.println("server ok"); 
System.out.println("************************************************"); 
System.out.println(""); 

//獲得對應Socket的輸入/輸出流 
Is=socket.getInputStream(); 
Os=socket.getOutputStream(); 
//建立數據流 
DIS=new DataInputStream(Is); 
PS=new PrintStream(Os); 
DataInputStream in=new DataInputStream(System.in); 
while(true){ 
System.out.println(""); 
System.out.println("please wait client's message..."); 
System.out.println(""); 
s=DIS.readLine(); //讀入從client傳來的字符串 
System.out.println("client said:"+s); //打印字符串 
//if(s.trim().equals("BYE"))break; //如果是"BYE",就退出 
//System.out.print("you say:"); 
s=in.readLine(); //讀取用戶輸入的字符串 
PS.println(s); //將讀取得字符串傳給client 
if(s.trim().equals("BYE"))break; //如果是"BYE",就退出 

} 

//關閉連接 
DIS.close(); //關閉數據輸入流 
PS.close(); //關閉數據輸出流 
Is.close(); //關閉輸入流 
Os.close(); //關閉輸出流 
socket.close(); //關閉sockey 
} 
catch(Exception e){ 
System.out.println("Error:"+e); 
} 
} 
}