August 2002
Intermediate to advanced
432 pages
9h 35m
English
Content preview from Java Message Service (JMS) for J2EE
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Chapter 9. Message-Driven Beans
In Chapter 2, “Enterprise JavaBeans (EJB),” I provided information about EJB, but it was limited to the two commonly used beans: the session bean and the entity bean. They make up the skeleton of an enterprise application because they allow you to design and develop distributed applications. Although you can use session beans and entity beans to produce and consume messages with JMS, they can only be used for consuming messages synchronously. Sun Microsystems introduced another bean for asynchronous messaging with EJB 2.0: the message-driven bean. In this chapter, I will discuss the message-driven bean and provide ...
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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.