/* TCPEchoClient.java */importjava.io.*;importjava.net.*;publicclassTCPEchoClient{publicfinalstaticStringserverIP="localhost";publicfinalstaticintserverPort=4347;publicstaticStringuserName=null;publicstaticvoidmain(String[] args){Socketclient=null;BufferedReadersin=null;Writercout=null;BufferedReadercin=...
import java.io.BufferedReader;import java.io.BufferedWriter;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;import java.io.OutputStream;import java.io.OutputStreamWriter;import java.net.Socket;public class EchoClient {private Socket socket;public EchoClient() {tr...
importjava.io.IOException; importjava.io.InputStream; importjava.io.InputStreamReader; importjava.io.OutputStream; importjava.io.OutputStreamWriter; importjava.net.ServerSocket; importjava.net.Socket; publicclassEchoServer{ privateServerSocket server; publicEchoServer()throwsIOException { // 创建服务端...
public class TCPEchoClient { public final static String serverIP = "localhost"; public final static int serverPort = 4347; public static String userName = null; public static void main(String[] args) { Socket client = null; BufferedReader sin = null; Writer cout = null; BufferedReader cin...
我们先看看echo消息的格式,ICMP数据包中的type字段值设置为1,code字段设置成0,此时有两个字段的校验值,接着是两字段的identifier用于辨识消息发出者和接收者,接着是两字节的Seuqence Number,用于将请求消息和回复消息对应起来,最后附带一系列而外数据,如下图:...
net.Socket; import java.net.UnknownHostException; import java.util.Scanner; public class EchoClient { public static void main(String[] args) { try { Socket s=new Socket("192.168.1.107",8000); System.out.println("With server connected."); Scanner input=new Scanner(System.in); Boolean flag=...
tcp java 作为服务端 public class Program { public static void main(String[] args) throws Exception { EchoServer echoServer = new EchoServer("127.0.0.1", 8888); // 启动 echoServer.start(); } } class EchoServer { private final int port;...
echo(1) echo(1B) echo(1g) ed(1) edit(1) editcap(1) editres(1) egrep(1) egrep(1g) eject(1) elfcompress(1) elfdump(1) elfedit(1) elfedit(1g) elffile(1) elfsign(1) elfwrap(1) elinks(1) emacs-gtk(1) emacs-nox(1) emacs-x(1) emacs(1) emacsclient(1) enc2xs(1) encode...
1. TCP/IP client server programming Client programming a simple client (date, echo) a pop3 client A STMP client 2. Server programming (and their clients) simple client-server example with serializing example File Servers simple whole file iterative server ...
Client Let’s create a new EXE project. In the field of the form we place the text fields IP and Port. In the field IP there will be the IP address of the computer (one may start up the both parts on one computer), where the server part (that was developed above) is started up...