怎么取应用程序发布的服务器的地址（IP和端口号）

Question

Server name: <%= request.getServerName() %>
<br>
Server port: <%= request.getServerPort() %>
<br>
Remote address: <%= request.getRemoteAddr() %>
<br>

Answer 1

java.net.InetAddress a = java.net.InetAddress.getByName("localhost");

Answer 2

import java.net.*;
public class getip
{
   publicstatic void main(String[] args)
   {
    new getip().get();
    }
   public void get()
   {
     try
     {
       InetAddress i=InetAddress.getLocalHost();
       System.out.println(i);
       System.out.println(i.getHostName());
       System.out.println(i.getHostAddress());
      }
      catch(Exception e)
     {e.printStackTrace();}
    }
}

Answer 3

request.getServerName();//服务器名
 request.getServerPort();//端口号
 request.getRemoteAddr() ;//IP地址

Answer 4

request.getServerName() ;//服务器名request.getServerPort();端口号 request.getRemoteAddr() ;//IP地址