这个是服务器 import java.awt.*; import java.awt.event.*; import java.net.*; import javax.swing.*; public class UDPServerDemo extends JFrame{ int port=2345; //端口号 public UDPServerDemo(){ try{ byte[] buffer=new byte[256]; //缓冲区数组 DatagramSocket socket=new Da

UDP实现可靠数据传输。使用GBN算法，实现了：1.随即丢包(随机数产生器Math.random()) 2.丢包后遇冗余ack重传 3.超时重传 (DatagramSocket和Socket都有成员函数setSoTimeout(delay),通过捕获超时时抛出的IO异常来实现超时重传)-Reliable UDP data transfer. GBN algorithm used to realize: 1. Then packet loss (random number generator Ma

Socket的概念、功能、类等介绍。还包括实例讲解。Socket异常，ServerSocket的基本流程。-Socket concepts, functions, etc. introduction. Also includes examples to explain. Socket exception, ServerSocket the basic process.