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Divya

JSP session implicit object


In JSP session is a way to store information to be used across multiple pages till the user session is active.

Session variable hold information about one single user and available to all pages.

Example of JSP session implicit object

index.html

<!DOCTYPE html>
<html>
<head>
<title>JSP Session</title>
</head>
<body>
<form action="session-one.jsp">
<input type="text" placeholder="first name" name="fname"> <br><br>
<input type="text" placeholder="last name" name="lname"> <br> <br>
<input type="submit" value="submit"><br>
</form>
</body>
</html>

session-one.jsp

<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>JSP Session</title>
</head>
<body>
<%
String fname=request.getParameter("fname");
String lname=request.getParameter("lname");
session.setAttribute("fname",fname);
session.setAttribute("lname",lname);
out.print("Hello"+fname);
out.print("<br>");
out.print("Session set sucessfully. Please click on the below link to check.");
%>
<br> <a href="session-two.jsp">Check</a>
</body>
</html>

session-two.jsp

<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>JSP Session </title>
</head>
<body>
<%
String fname=(String)session.getAttribute("fname");
String lname=(String)session.getAttribute("lname");
out.print("First Name :"+fname);
out.print("<br>");
out.print("Last Name :"+lname);
%>
</body>
</html>

Output

JSP Session
Session
JSP Session Implicit


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