javatcp上传文件 JavaTCP上传文本文件代码

public class UploadClient {
 public static void main(String[] args) throws UnknownHostException, IOException {
 // TODO Auto-generated method stub
 //1，创建socket客户端对象
 Socket s = new Socket("localhost",10005);
 //2，读取本地文件
 BufferedReader bufr = new BufferedReader(new FileReader("C:\\新建文件夹\\client.txt"));
 //3，Socket流
 PrintWriter out = new PrintWriter(s.getOutputStream(),true);
 String line = null;
 while((line=bufr.readLine())!=null){
  out.println(line);
 }
 //告诉服务端，客户端写完了
 s.shutdownOutput();
 //4，读取服务端返回的上传成功对象
 BufferedReader bufIn = new BufferedReader(new InputStreamReader(s.getInputStream()));
 String str = bufIn.readLine();
 System.out.println(str);
 //关闭资源
 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,获取Socket对象
 Socket s = ss.accept();
 //获取IP
 System.out.println(s.getInetAddress().getHostAddress()+"....conected");
 //3,获取Socket读取流，并装饰
 BufferedReader bufIn = new BufferedReader(new InputStreamReader(s.getInputStream()));
 //4,写入文件
 BufferedWriter bufw = new BufferedWriter(new FileWriter("C:\\新建文件夹\\server.txt"));
 String line = null;
 while((line=bufIn.readLine())!=null){
  bufw.write(line);
  bufw.newLine();//换行
  bufw.flush();//刷新流 
 }
 PrintWriter out = new PrintWriter(s.getOutputStream(),true);
 out.println("上传成功");
 bufw.close();
 s.close();//关闭客户端
 ss.close();//关闭服务端
 }