package?com.example.pay;

import?java.io.*;
import?java.net.*;

/**
?*?@author?sunyiran
?*?@date?2018-10-19
?*/
public?class?Client?{


????static?class?UDPClient?{

????????DatagramSocket?socket;

????????UDPClient（int?port）?throws?SocketException?{

????????????this.socket?=?new?DatagramSocket（port）;
????????}

????????public?void?receive（）?throws?IOException?{
????????????while?（true）?{
????????????????//定義信息存儲(chǔ)結(jié)構(gòu)（最大為64kb）
????????????????DatagramPacket?packet?=?new?DatagramPacket（new?byte[1024]?1024）;
????????????????//開始接受輸入流
????????????????this.socket.receive（packet）;
????????????????//獲取信息
????????????????byte[]?data?=?packet.getData（）;
????????????????System.out.println（new?String（data））;
????????????}
????????}
????}


????static?class?TCPClient?{
????????//指定發(fā)送端的端口
????????ServerSocket?socket;

????????TCPClient（int?port）?throws?IOException?{
????????????this.socket?=?new?ServerSocket（port）;
????????}

????????/**
?????????*?建立通信
?????????*?@param?username?用戶名
?????????*?@throws?IOException
?????????*/
????????public?void?connect（String?username）?throws?IOException?{
????????????Socket?accept?=?socket.accept（）;
????????????OutputStream?out?=?accept.getOutputStream（）;
????????????InputStream?in?=?accept.getInputStream（）;
????????????BufferedReader?sin?=?new?BufferedReader（new?InputStreamReader（System.in））;
????????????BufferedReader?reader?=?new?BufferedReader（new?InputStreamReader（in））;
????????????PrintWriter?writer?=?new?PrintWriter（new?OutputStreamWriter（out））;
????????????String?line;
????????????while?（!（line?=?sin.readLine（））.equalsIgnoreCase（“再見“））?{
????????????????writer.println（username?+?“:?“?+?line）;
????????????????writer.flush（）;
????????????????System.out.println（username?+?“:?“?+?line）;
????????????????System.out.println（reader.readLine（））;
????????????}
????????????writer.close（）;
????????????reader.close（）;
????????????sin.close（）;
????????????this.socket.close（）;

????????}
????}


????public?static?void?main（String[]?args）?throws?IOException?{
//????????UDPClient?client?=?new?UDPClient（8081）;
//????????client.receive（）;

????????TCPClient?client1?=?new?TCPClient（8082）;
????????client1.connect（“菜雞“）;
????}
}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件????????2692??2018-10-19?14:26??Server.java
?????文件????????2341??2018-10-19?14:26??Client.java