本文章仅用于知识记录
/WEB-INF/tags/layout.tag
1 <%@ tag language="java" pageEncoding="UTF-8" body-content="empty"%>
2 <%@ attribute name="file" type="java.lang.String" required="true" %>
3 <%@ attribute name="title" type="java.lang.String" %>
4 <%
5 String contentPage = (String)request.getAttribute("contentPage");
6 if (contentPage == null) {
7 contentPage = request.getServletPath();
8 request.setAttribute("contentPage", contentPage);
9 request.setAttribute("title", title);
10 request.getRequestDispatcher(file).forward(request, response);
11 throw new SkipPageException();
12 }
13 %>
layout.jsp
1 <%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
2 <!DOCTYPE html>
3 <html lang="en">
4 <head>
5 <meta charset="UTF-8">
6 <title>${title }</title>
7 </head>
8 <body>
9 <jsp:include page="${contentPage }"></jsp:include>
10 </body>
11 </html>
test.jsp
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<%@ taglib prefix="fn" uri="http://java.sun.com/jsp/jstl/functions"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme() + "://"
+ request.getServerName() + ":" + request.getServerPort()
+ path + "/";
//<% request.setAttribute("base", request.getContextPath());%>
%>
<%@taglib prefix="my" tagdir="/WEB-INF/tags"%>
<my:layout file="layout.jsp" title="收件箱" />