java code for Beans with scriptlet

<%@ page import="com.java2s.Book" %>

<%
Book myBook = (Book) session.getAttribute("myBookBean");

if ( myBook == null)
{
myBook = new Book();
myBook.setAuthor("Joe");
session.setAttribute("myBookBean", myBook);
} // end of if ()

%>




This page creates a JavaBean if you don't already have one.

Click here to go to a page that retrieves it.




//page2_scriptlet.jsp
<%@ page import="com.java2s.Book" %>
<%
Book myBook = (Book) session.getAttribute("myBookBean");
%>




This page retrieves a JavaBean, and its properties.

JavaBean property	Value
id	<%= myBookBean.getId() %>
title	<%= myBookBean.getTitle() %>
author	<%= myBookBean.getAuthor() %>
price	<%= myBookBean.getPrice() %>

///JavaBean usage - useBean and setProperty tags


class="com.java2s.Book"
scope="session">









This page creates a JavaBean if you don't already have one.

Click here to go to a page that retrieves it.



//useAndSet2.jsp



This page retrieves a JavaBean, and its properties.

JavaBean property	Value
id
title
author
price