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" />
原文：http://www.cnblogs.com/vmask/p/4893305.html