Hey guys in this article, you will learn about JSP built in objects with easy to understand examples.
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Table of Contents
Overview
Following are the most commonly used JSP built in server objects
| Object | Description |
| request | Contains HTTP request headers and form data |
| response | Provides HTTP support for sending response |
| out | JspWriter for including content in HTML page |
| session | Unique session for each user of the web application |
| application | Shared data for all users of the web application |
Complete Example
Follow the below steps to understand the complete example
Create a Project
You can check the following post to create a new Dynamic Web Project
Create a JSP file
Create JSPObjects.jsp file under WebContent and add the following content
<%@page import="in.bushansirgur.Test"%>
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="ISO-8859-1">
<title>Insert title here</title>
</head>
<body>
<p>Request object example: <%= request.getHeader("User-agent") %> </p>
<p>Session object example: <%= session.getLastAccessedTime() %> </p>
</body>
</html>
Run the file
Right click on the File, choose Run As, choose Run on Server. It will open in a default web browser, you will see the following content
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