October 2002
Beginner
816 pages
23h 32m
English
book
Sams Teach Yourself BEA WebLogic Server 7.0™ in 21 Days
by Mandar S. Chitnis, Lakshmi Ananthamurthy, Pravin S. Tiwari
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Stateless Session Bean Concepts
A stateless session bean is a lightweight version of a stateful session bean without the session-aware functionality. Because no state is maintained between a client application and a stateless session bean, the EJB-compliant container maintains an instance pool of stateless session beans. Any stateless session bean from the instance pool is used by the EJB container to service client application requests.
A stateless session bean can be used primarily for developing pure functionality or the business logic of the application. Stateless session beans are purely transactional in nature and can be used for embedding business logic that is reusable by different stateful session beans or client applications (see
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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.