Go语言视频零基础入门到精通

opnzon

UDP   和Ｔｃｐ

协议





接收端





package com.renxing.r0044_DatapramSockeDemo;

import java.io.IOException;
import java.net.DatagramPacket;
import java.net.DatagramSocket;

public class JieShouDemo
{
//接收端
public static void main(String[] args) throws IOException
{
  DatagramSocket ds=new DatagramSocket(10000);
  byte [] bs=new byte[1024];
  DatagramPacket dp=new DatagramPacket(bs,bs.length);
  ds.receive(dp);
  String ip=dp.getAddress().getHostAddress();
  String text=new String(bs,0,bs.length);
  System.out.println(ip+"::"+text);
  ds.close();
}

}








发送端





package com.renxing.r0044_DatapramSockeDemo;

import java.io.IOException;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;

public class FasongDemo
{
//发送端
public static void main(String [] args) throws IOException
{
  DatagramSocket ds=new DatagramSocket();
  byte [] bs="妈妈： 我感冒了".getBytes();
  DatagramPacket dp=new DatagramPacket(bs,bs.length,InetAddress.getByName("192.168.1.103"),10000);
  ds.send(dp);
  ds.close();
  
}
}