public class UploadClient {
 public static void main(String[] args) throws UnknownHostException, IOException {
 // TODO Auto-generated method stub
 //1，創(chuàng)建socket客戶端對象
 Socket s = new Socket("localhost",10005);
 //2，讀取本地文件
 BufferedReader bufr = new BufferedReader(new FileReader("C:\\新建文件夾\\client.txt"));
 //3，Socket流
 PrintWriter out = new PrintWriter(s.getOutputStream(),true);
 String line = null;
 while((line=bufr.readLine())!=null){
  out.println(line);
 }
 //告訴服務端，客戶端寫完了
 s.shutdownOutput();
 //4，讀取服務端返回的上傳成功對象
 BufferedReader bufIn = new BufferedReader(new InputStreamReader(s.getInputStream()));
 String str = bufIn.readLine();
 System.out.println(str);
 //關閉資源
 bufr.close();
 s.close();
 }
}

public static void main(String[] args) throws UnknownHostException, IOException {
 // TODO Auto-generated method stub
 //1,
 ServerSocket ss = new ServerSocket(10005);
 //2,獲取Socket對象
 Socket s = ss.accept();
 //獲取IP
 System.out.println(s.getInetAddress().getHostAddress()+"....conected");
 //3,獲取Socket讀取流，并裝飾
 BufferedReader bufIn = new BufferedReader(new InputStreamReader(s.getInputStream()));
 //4,寫入文件
 BufferedWriter bufw = new BufferedWriter(new FileWriter("C:\\新建文件夾\\server.txt"));
 String line = null;
 while((line=bufIn.readLine())!=null){
  bufw.write(line);
  bufw.newLine();//換行
  bufw.flush();//刷新流 
 }
 PrintWriter out = new PrintWriter(s.getOutputStream(),true);
 out.println("上傳成功");
 bufw.close();
 s.close();//關閉客戶端
 ss.close();//關閉服務端
 }