TCP数据传输（六）：上传图片并给出反馈

TCP数据传输（六）：上传图片并给出反馈

import java.io.BufferedInputStream;

import java.io.BufferedOutputStream;

import java.io.FileOutputStream;

import java.io.IOException;

import java.io.OutputStream;

import java.net.ServerSocket;

import java.net.Socket;

 

public classUploadServer {

   public static void main(String[] args) throws IOException {

      // 创建服务器Socket对象

      ServerSocketss = newServerSocket(19191);

 

      // 监听客户端连接

      Sockets = ss.accept();

 

      // 封装通道内流

      BufferedInputStreambis = newBufferedInputStream(s.getInputStream());

      // 封装图片文件

      BufferedOutputStreambos = newBufferedOutputStream(

            new FileOutputStream("mn.jpg"));

 

      byte[] bys = new byte[1024];

      int len = 0;

      while ((len = bis.read(bys))!= -1) {

         bos.write(bys,0, len);

         bos.flush();

      }

 

      // 给一个反馈

      OutputStreamos = s.getOutputStream();

      os.write("图片上传成功".getBytes());

 

      bos.close();

      s.close();

   }

}

 

import java.io.BufferedInputStream;

import java.io.BufferedOutputStream;

import java.io.FileInputStream;

import java.io.IOException;

import java.io.InputStream;

import java.net.Socket;

 

public classUploadClient {

   public static void main(String[] args) throws IOException {

      // 创建客户端Socket对象

      Sockets = newSocket("192.168.12.92", 19191);

 

      // 封装图片文件

      BufferedInputStreambis = newBufferedInputStream(new FileInputStream(

            "林青霞.jpg"));

      // 封装通道内的流

      BufferedOutputStreambos = newBufferedOutputStream(s.getOutputStream());

 

      byte[] bys = new byte[1024];

      int len = 0;

      while ((len = bis.read(bys))!= -1) {

         bos.write(bys,0, len);

         bos.flush();

      }

     

      s.shutdownOutput();

 

      // 读取反馈

      InputStreamis = s.getInputStream();

      byte[] bys2 = new byte[1024];

      int len2 = is.read(bys2);

      Stringclient = newString(bys2, 0, len2);

      System.out.println(client);

 

      // 释放资源

      bis.close();

      s.close();

   }

}