[java] client ip 구하기
package com.web.cms.core.common.util;
import jakarta.servlet.http.HttpServletRequest;
import lombok.extern.slf4j.Slf4j;
import java.net.InetAddress;
import java.net.UnknownHostException;
@Slf4j
public class NetworkUtil
{
public static String getClientIp( HttpServletRequest request ) throws UnknownHostException
{
String ip = request.getHeader( "X-Forwarded-For" );
if( ip == null || ip.length() == 0