May 2002
Intermediate to advanced
360 pages
8h 30m
English
Content preview from Java™ Connector Architecture: Building Custom Connectors and AdaptersBecome 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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Summary
Enterprise Java Beans have become the foundation for developing distributed application components. However, the EJB standard does not include specific contracts for adapters; hence the importance of JCA specifications. Perhaps you can argue that the EJB specifications could have been extended to include adapter-specific contracts. An adapter can be conceptualized as a specialization or a new type of EJB. Just like there is an entity bean, a session bean, and a message bean, there could have been an EIS bean. However, the scope of adapters goes beyond the J2EE environment, and because EJB is a J2EE component model, a separate specification for adapters makes sense.
However, EJBs will be the primary clients of JCA resource adapters, and ...
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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.
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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.