[Java] 网络-03 UDPClient / UDPServer import java.net.*; import java.io.*; public class TestUDPClient { public static void main(String args[]) throws Exception { long n = 10000L; ByteArrayOutputStream baos = new ByteArrayOutputStream(); DataOutputStream dos = new DataOutputStream(baos)...
java udp server 性能 高效 服务端 java udp协议 ¶ 网络协议 - UDP 协议详解 基于TCP和UDP的协议非常广泛,所以也有必要对UDP协议进行详解。@pdai ¶ UDP概述 UDP(User Datagram Protocol)即用户数据报协议,在网络中它与TCP协议一样用于处理数据包,是一种无连接的协议。在OSI模型中,在第四层——传输层,处...
import java.net.SocketAddress; import java.nio.ByteBuffer; import java.nio.channels.DatagramChannel; import java.nio.channels.SelectionKey; import java.nio.channels.Selector; import java.util.Arrays; import java.util.Iterator; import test.PublicTool; public class UDPClient { static DatagramChannel chan...
ServerSocket serverSocket = new ServerSocket(8886); // 建立服务端,ip为本机ip,端口为8886 Socket accept = serverSocket.accept(); // 监听客户端的连接,一旦有客户端连接,则会返回客户端对应的accept InputStream in = accept.getInputStream(); //获取到客户端的输出流 byte b[] = new byte[1024];...
import java.util.*; public class Test { static final int MyPORT = 1710; static final int SERVERPORT = 1711; public static void main(String[] args) throws IOException { byte[] bufsend = new byte[1000]; DatagramSocket client; InetAddress destination = InetAddress.getByName("localhost"); ...
java 网络通信协议 (三次握手+协议的概述+TCP+UDP+IP) java 网络通信协议 (三次握手+协议的概述) 首先我们先来了解两种软件协议: 1 c/s结构:全称Client/Server结构,是指客户端与服务器的结构,就像qq,微信等软件,通过客户端与服务器交互 2.B/S结构:全称Browser/Server,即浏览器与服务器结构,如火狐,谷歌等等...
This code connects to a server running on TCP port 54555 and UDP port 54777: Clientclient=newClient();client.start();client.connect(5000,"192.168.0.4",54555,54777);SomeRequestrequest=newSomeRequest();request.text="Here is the request";client.sendTCP(request); ...
ioGame是国内首个基于蚂蚁金服SOFABolt的网络游戏框架;异步化、事件驱动的架构设计;java网络游戏服务器、java游戏服务器;Netty + springboot + protobuf + websocket + tcp + udp;业务线程基于disruptor LMAX架构;FXGL、心跳、帧同步、状态同步
Following error is seen in the server.log file Raw ERROR [org.jgroups.protocols.UDP] (OOB-1665,10.10.10.10:55300) failed sending message to null (60505 bytes) java.lang.Exception: dest=/20.20.20.20:45688 (60508 bytes) at org.jgroups.protocols.UDP._send(UDP.java:374) at org.jgroups.pr...
5269/tcp XMPP/Jabber - server connection 5351/tcp,udp NAT Port Mapping Protocol - client-requested configuration for inbound connections through network address translators 5353/udp mDNS - multicastDNS 5402/tcp,udp StarBurst AutoCast MFTP 5405/tcp,udp NetSupport 5421/tcp,udp Net Support 2 5432/tcp...