Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package io.fourfinanceit.homework.util; import javax.servlet.http.HttpServletRequest; import org.springframework.stereotype.Component; /** * * @author sergey_putilov */ @Component public class IpAddressDefiner { public String getIpAddress(HttpServletRequest request) { final String ipAddress = request.getHeader("X-FORWARDED-FOR"); if (ipAddress == null) { return request.getRemoteAddr(); } return ipAddress; } }