Udp通信
2022/8/26 6:23:24
本文主要是介绍Udp通信,对大家解决编程问题具有一定的参考价值,需要的程序猿们随着小编来一起学习吧!
多发多收
client
package ClientDemo; import java.net.DatagramPacket; import java.net.DatagramSocket; import java.net.InetAddress; import java.util.Scanner; public class client { public static void main(String[] args) throws Exception { DatagramSocket client = new DatagramSocket(); Scanner sc = new Scanner(System.in); String msg = ""; while(true) { System.out.println("您说"); msg = sc.nextLine(); if(msg.equals("exit")) { System.out.println("断开连接"); client.close(); break; } byte[] buffer = msg.getBytes(); DatagramPacket packet= new DatagramPacket(buffer,buffer.length,InetAddress.getLocalHost(),8888); client.send(packet); } } }
server
package ClientDemo; import java.net.DatagramPacket; import java.net.DatagramSocket; import java.net.InetAddress; public class Server { public static void main(String[] args) throws Exception { DatagramSocket socket = new DatagramSocket(8888); byte[] bytes = new byte[1024*60]; DatagramPacket packet = new DatagramPacket(bytes,bytes.length); while(true) { socket.receive(packet); String res = new String(bytes); System.out.println(res); } } }
组播
server
package ClientDemo; import java.net.*; public class Server { public static void main(String[] args) throws Exception { MulticastSocket socket = new MulticastSocket(9999); // socket.joinGroup(InetAddress.getByName("224.0.1.1")); socket.joinGroup(new InetSocketAddress(InetAddress.getByName("224.0.1.1"),9999),NetworkInterface.getByInetAddress(InetAddress.getLocalHost())); byte[] bytes = new byte[1024*60]; DatagramPacket packet = new DatagramPacket(bytes,bytes.length); while(true) { socket.receive(packet); String res = new String(bytes); System.out.println(res); } } }
client
package ClientDemo; import java.net.DatagramPacket; import java.net.DatagramSocket; import java.net.InetAddress; import java.util.Scanner; public class client { public static void main(String[] args) throws Exception { DatagramSocket client = new DatagramSocket(); Scanner sc = new Scanner(System.in); String msg = ""; while(true) { System.out.println("您说"); msg = sc.nextLine(); if(msg.equals("exit")) { System.out.println("断开连接"); client.close(); break; } byte[] buffer = msg.getBytes(); DatagramPacket packet= new DatagramPacket(buffer,buffer.length,InetAddress.getByName("224.0.1.1"),9999); client.send(packet); } } }
这篇关于Udp通信的文章就介绍到这儿,希望我们推荐的文章对大家有所帮助,也希望大家多多支持为之网!
- 2024-05-09“2024鸿蒙零基础快速实战-仿抖音App开发(ArkTS版)”实战课程已上线
- 2024-05-09聊聊如何通过arthas-tunnel-server来远程管理所有需要arthas监控的应用
- 2024-05-09log4j2这么配就对了
- 2024-05-09nginx修改Content-Type
- 2024-05-09Redis多数据源,看这篇就够了
- 2024-05-09Google Chrome驱动程序 124.0.6367.62(正式版本)去哪下载?
- 2024-05-09有没有大佬知道这种数据应该怎么抓取呀?
- 2024-05-09这种运行结果里的10.100000001,怎么能最快改成10.1?
- 2024-05-09企业src漏洞挖掘-有意思的命令执行
- 2024-05-08阿里云域名注册流程,分享给第一次购买域名的新手站长!