EJB Articles

1. Beans

In this tutorial we will see how to create a simple Stateful Session Bean (EJB) and use it in a web application context, more precisely a Java Servlet.
In this tutorial we will cover Java EE Stateful Session Bean passivation and activation mechanism.

2. Transactions

In this tutorial we will see the available transaction propagation behaviours provided by the EJB container using @TransactionAttribute annotation.
In this article we will see how to configure EJB transactions across multiple datasources

3. Interceptors

In this tutorial you will learn how to configure EJB Interceptors used to - as the name states - intercept calls to EJB methods.

4. Concurrency

This article will cover EJB concurrent access configuration (both container and bean managed) resorting to Lock, LockType and ConcurrencyManagement primitives.
About the author
Gonçalo Marques is a Software Engineer with several years of experience in software development and architecture definition. During this period his main focus was delivering software solutions in banking, telecommunications and governmental areas. He created the Bytes Lounge website with one ultimate goal: share his knowledge with the software development community. His main area of expertise is Java and open source.

GitHub profile: http://github.com/gonmarques

He is also the author of the WiFi File Browser Android application: