Sams Teach Yourself J2EE™ in 21 Days, Second Edition

Get full access to Sams Teach Yourself J2EE™ in 21 Days, Second Edition and 60K+ other titles, with a free 10-day trial of O'Reilly.

There are also live events, courses curated by job role, and more.

Start your free trial

Day 6. Entity EJBs

Yesterday, you learned about Session beans, and how they can be used to provide a service to a specific client. Today you will study Entity beans – a completely different type of EJB.

The major topics that you will be covering today are

How Entity beans represent domain objects, providing services that can be used by all clients
Specifying, implementing, configuring, and deploying bean-managed persistence (BMP) Entity beans (container-managed persistence (CMP) Entity beans are covered tomorrow)
How EJBs can provide a local interface in addition to their remote interface

Get Sams Teach Yourself J2EE™ in 21 Days, Second Edition now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.

Start your free trial

Don’t leave empty-handed

Get Mark Richards’s Software Architecture Patterns ebook to better understand how to design components—and how they should interact.

It’s yours, free.

Get it now

Check it out now on O’Reilly

Dive in for free with a 10-day trial of the O’Reilly learning platform—then explore all the other resources our members count on to build skills and solve problems every day.

Start your free trial Become a member now