index.jsp

<%@ page language="java" contentType="text/html; charset=utf-8"
	pageEncoding="utf-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<c:set var="contextPath" value="${pageContext.request.contextPath}"></c:set>

<script type="text/javascript">window.location.href="${contextPath}/pub/login";</script>