网络编程--TCP复制文件

import java.io.*;
import java.net.*;
class TextClient {
	public static void main(String[] args)throws Exception{
		Socket s = new Socket("223.78.121.254",1008);

		BufferedReader br = new BufferedReader(new FileReader("ip.txt"));

		PrintWriter pwOut = new PrintWriter(s.getOutputStream(),true);


		String line = null;
		while((line = br.readLine())!=null){
			pwOut.println(line);
		}
		
		s.shutdownOutput();//关闭客户端的输出流，相当于给流中加入一个结束标记-1。
		
		BufferedReader brIn = new BufferedReader(new InputStreamReader(s.getInputStream()));

		String str = brIn.readLine();
		System.out.println(str);

		br.close();
		s.close();
	}
}
class TextServer{
	public static void main(String[] args)throws Exception{
		ServerSocket ss = new ServerSocket(1008);

		Socket s = ss.accept();
		
		String ip = s.getInetAddress().getHostAddress();
		System.out.println(ip+"......Connected");

		BufferedReader brIn = new BufferedReader(new InputStreamReader(s.getInputStream()));

		PrintWriter pw = new PrintWriter(new FileWriter("server.txt"),true);

		String line = null;
		while((line = brIn.readLine())!=null)//不好停止{
			pw.println(line);
		}

		PrintWriter pwOut = new PrintWriter(s.getOutputStream());
		pwOut.println("上传成功！".getBytes());

		pw.close();
		s.close();
		ss.close();
	}
}