java 与web服务器链接的实例

import java.net.InetAddress;import java.net.Socket;public class WebPing {  public static void main(String[] args) {   try {     InetAddress addr;     Socket sock = new Socket("www.yiibai.com", 80);     addr = sock.getInetAddress();     System.out.println("Connected to " + addr);     sock.close();   } catch (java.io.IOException e) {     System.out.println("Can't connect to " + args[0]);     System.out.println(e);   }  }}

Connected to http://www.yiibai.com/112.124.103.85