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At the end of EJB 3 training course, the participants will be able to:

  • Understand the issues the current EJB technology faces and see the benefits of EJB 3.0
  • Develop Stateless and Stateful EJBs using annotations
  • Develop Message Driven EJBs using annotations and JMS
  • Learn how to inject resources and EJB references in EJB components to simplify resource and EJB lookup
  • Develop persistent components ( entities ) using the new light-weight persistence API, Java Persistence API (JPA)
  • Master the Java Persistence Query Language (JPQL)
  • Model inheritance among entities
  • Map entity hierarchies to database tables using multiple strategies
  • Schedule jobs using the EJB 3.0 Timer Service
  • Implement Aspect Oriented Programming (AOP) solutions using interceptors


1. Overview of EJB 3.0
  • What is an EJB?
  • Why should you use EJB?
  • When should you not use EJB?
  • What's new in EJB 3.0?

2. The EJB 3.0 Simplified API

  • A quick review of annotations in Java 5
  • Overview of using annotations to develop EJB
  • Annotations vs. Deployment descriptors

3. Interceptors

  • Aspect Oriented Programming (AOP) in JEE
  • Intercepting methods
  • Building Interceptor Classes

4. Session Beans

  • Developing Stateless and Stateful beans
  • Related Annotations
  • Life-cycle of session beans
  • Session bean best practices
  • Linking UML modeling constructs with Session Beans

5. Message-Driven Beans

  • Introduction to asynchronous beans
  • Introduction to the Java Message Service (JMS) API
  • Configuring the activation context
  • Configuring the JMS message providers

6. Injectors

  • What are Injectors?
  • Using injectors to access resources and EJBs
  • Accessing the EJB context and the Environment Naming Context (ENC)
  • Setter injection
  • Simplifying lookup of beans and resources using injectors
  • Annotation used for injection

7. Java Persistence API (JPA)

  • Overview of Java Persistence API for EJB 3.0
  • Entity class and O/R mappings
  • Overview of packing and deploying entities

8. Entities

  • Persistent fields and properties
  • Entity relationship mappings
  • Inheritance mappings
  • Annotations and XML descriptors for defining mappings

9. Entity Operations

  • The Entity Manager interface
  • Entity instance life cycle
  • Entity listeners and callback methods

10. Java Persistence Query Language (JPQL)

  • Overview of EJB 3.0 query language
  • Writing portable queries based on Entities
  • Building native queries for performance
  • Building custom finders
  • Polymorphism
  • Automatic storage of query results in plain old Java objects (POJO)

11. EJB Timer Service

  • Overview of Timer Service
  • Timer Service APIs
  • Using injectors to inject Timer Service
  • Programming with Timer Service
  • Scheduling recurring tasks

12. EJB Transactions

  • Container vs. Bean managed transactions
  • Container-managed transaction attributes
  • Transaction propagation
  • Accessing the User Transaction service using injectors
  • Invoking the User Transaction service using JTA
  • Transaction Isolation attributes
  • Session Synchronized Stateful Session Beans
  • Transactions and exceptions
  • Using annotation to specify transaction attributes


13. EJB Security

  • Security annotations
  • Roles, Groups and Permissions
  • Declarative vs. Programmatic security
  • Accessing the Security services using the EJB Context
  • Switching the security context


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upcoming training

Java Developer Required 3-5 years of experience on SpringMVC Framework and WebServices
Two-Days Workshop On SpringMVC FrameWork On This Week-Ends: - 12/08/2017 and 13/08/2017

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