網絡編程-tcp複製文件

package com.taylor.tcp;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.ServerSocket;
import java.net.Socket;

import org.junit.Test;

public class TcpServer3 {
	@Test
	public void fun() throws Exception {
		ServerSocket ss = new ServerSocket(52353);
		Socket s = ss.accept();
		String ip = s.getInetAddress().getHostAddress();
		System.out.println(ip+"...........connect");
		
		BufferedReader bufr = 
				new BufferedReader(new InputStreamReader(s.getInputStream()));
		PrintWriter pw =new PrintWriter(new FileWriter("serverdemo.txt"),true);
		String line = null;
		while((line=bufr.readLine())!=null) {
			pw.println(line);
		}
		
		PrintWriter pw1=new PrintWriter(s.getOutputStream(),true);
		pw1.println("上傳成功");
		
		pw.close();
		s.close();
		ss.close();	
		
	}

}



package com.taylor.tcp;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.net.Socket;

import org.junit.Test;

public class TcpClient3 {
	@Test
	public void fun() throws Exception {
		Socket s = new Socket("172.20.10.13",52354);
		BufferedReader bufr =new BufferedReader(new FileReader("cdemo.txt"));
		PrintWriter out = new PrintWriter(s.getOutputStream(),true);
		String line = null;
		while((line=bufr.readLine())!=null) {
			out.println(line);
		}
		s.shutdownOutput();  	//關閉客戶端的輸出流，相當於給流加了一個結束標記-1.
		
		BufferedReader bufr2 = new BufferedReader(new InputStreamReader(s.getInputStream()));
		String str = bufr2.readLine();
		System.out.println(str);
		
		bufr.close();
		s.close();
	}
}