Mastery in Java EJB: Step by Step EJB Application
- Description
- Curriculum
- FAQ
- Reviews
EJB – Enterprise Java Bean
EJB (Enterprise Java Bean) is used to develop scalable, robust and secured enterprise applications in java.
The development of EJB 3 is faster than EJB 2 because of simplicity and annotations such as
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@EJB
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@Stateless
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@Stateful
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@TransactionManagement
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@Resources
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@SessionContext etc.
Topics of EJB Specification
What is EJB
What is enterprise java beans(EJB) and what are the advantages of EJB?
Session Bean
The session bean represents the business logic. It may be stateless, stateful or singleton.
Stateless Session Bean
What is stateless session bean, its lifecycle and example.
Stateful Session Bean
What is stateful session bean, its lifecycle and example.
JMS Tutorial
How to create robust and asynchronous message for distributed applications. What are messaging domains?
What is Java Messsage Service and what are the advantages of JMS.
What is JMS Queue? It is used for peer to peer messaging where a single message is delivered to only one receiver.
What is JMS Topic? It is also known as Publisher and Subscriber model where a single message is delivered to all the subscribers.
Message Driven Bean
A MDB is a JMS client that is invoked by passing message. It is deployed on the application server.
Entity Bean
In EJB 3.2, it is deprecated. Now it is replaced with JPA.
Thanks,
AJ
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EJB Timer Service and Create a Example -
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Dependency Injection in EJB and Example
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What is Interceptors in EJB
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EJB Transaction Types - Container and Bean
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What is Entity in EJB and How to Create Them
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Table vs Entity
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Create Entities from Mysql Table
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First EJB Entity Method to Get Data from Tables
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Create Entities for Other Tables
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What is EJB Query Language
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Create first Named Query and Execute
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Create Query and Fetch Details from Table
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How to use SQL native query in EJB
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Create Simple join query with Entities
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Create Complex Entity Query using join with multiple tables
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Update Operation Using EJB Entities Query
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Multiple ways to Update records using Entity
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Insert Record using EJB Entity
