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

//1、创建一个socket连接

Socket socket = new Socket(InetAddress.getByName(“127.0.0.1”),9000);

//2、创建一个输出流

OutputStream os = socket.getOutputStream();

//3、读取文件

FileInputStream fis = new FileInputStream(new File(“01.png”));

//4、写入文件

byte[] buffer = new byte[1024];

int len;

while ((len=fis.read(buffer))!=-1){

os.write(buffer,0,len);

}

//5.关闭资源

fis.close();

os.close();

socket.close();

}

}

3、测试

三、UDP实现数据上传


1、UDP接收端

package com.tcpip;

import java.DatagramPacket;

import java.DatagramSocket;

public class UdpServerTest {

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

//1、开放端口

DatagramSocket socket = new DatagramSocket(9090);

//2、接收数据包

byte[] buffer = new byte[1024];

DatagramPacket packet = new DatagramPacket(buffer,0,buffer.length);

socket.receive(packet);

System.out.println(new St

本文标签: 迅雷计算机网络几行流式原理