December 2002
Intermediate to advanced
1050 pages
24h 49m
English
Content preview from J2EE™ and Beyond: Design, Develop, and Deploy World-Class Java™ SoftwareBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Java Software Components: JavaBeans and EJBs
To hide the business logic of the application and thus reduce the complexity of the Java code on the JSP page, we need a facility to encapsulate the business logic of the application. This business logic should be encapsulated in the form of software components. The use of these software components fits into our J2EE architecture, and Java provides two forms of software components: Java Beans and Enterprise Java Beans (EJBs).
JavaBeans are a coding facility in Java that allow for the creation of a local component that provides some degree of encapsulation. These components are not as complex as EJBs, and for applications that do not need the features of EJBs, they are more than suitable. Most notably, ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.