| Name |
Interface |
Tomcat Implementation |
|---|
| pageContext |
javax.servlet.jsp.PageContext |
org.apache.jasper.runtime.PageContextImpl |
JSP implicit object pageContext example program (github)
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>ourownjava.com</title>
</head>
<body>
<!-- jsp implicit object pageContext example -->
<!-- how to set attribute into jsp implicit object pageContext -->
<% pageContext.setAttribute("attribute1", "attribute1Value"); %>
<!-- how to get attribute from pageContext -->
pageContext parameter : <% out.println(pageContext.getAttribute("attribute1")); %> <br/>
<!-- how to access request parameter using jsp implicit object pageContext -->
Request parameter who : <% out.println(pageContext.getRequest().getParameter("who")); %> <br/>
<!-- how to access session object using jsp implicit object pageContext -->
Session id : <% out.println(pageContext.getSession().getId()); %>
</body>
</html>
How to run the JSP page context sample program
http://localhost:8080/jsp-play-ground/jsp-implicit-object-pageContext-example.jsp?who=ourownjava.com