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  • Book Overview & Buying EJB 3 Developer Guide
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EJB 3 Developer Guide

EJB 3 Developer Guide

By : Michael Sikora
4.2 (6)
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EJB 3 Developer Guide

EJB 3 Developer Guide

4.2 (6)
By: Michael Sikora
Buy this Book

Overview of this book

Table of Contents (18 chapters)
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EJB 3 Developer Guide
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EJB 3 Developer Guide
Credits
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Credits
About the Author
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About the Author
About the Reviewers
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About the Reviewers
Preface
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Preface
Lock Free Chapter
1
Introduction to the EJB 3 Architecture
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Introduction to the EJB 3 Architecture
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Introduction to the Java EE Architecture
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The EJB 3 Architecture
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Getting Started
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Summary
2
Session Beans
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Session Beans
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Introduction
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Stateless Session Beans
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Stateful Session Beans
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Local Interfaces
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Summary
3
Entities
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Entities
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Introduction
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EJB 3 Entities
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Introducing the EntityManager
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Packaging and Deploying Entities
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Field-Based Annotations
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Generating Primary Keys
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Overriding Metadata Defaults
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Summary
4
Object/Relational Mapping
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Object/Relational Mapping
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O/R Mapping Default Behavior
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O/R Mapping Overriding Defaults
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O/R Mapping Additional Annotations
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O/R Inheritance Mapping
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Summary
5
The Java Persistence Query Language
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The Java Persistence Query Language
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Introduction
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Simple Queries
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Projection
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Conditional Expressions
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Aggregate Functions
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Queries with Relationships
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Joins
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Collection Comparison Expressions
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Constructor Expressions
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SubQueries
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Functions
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Queries with Parameters
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Named Queries
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Handling Date and Time
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Bulk Update and Delete
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Native SQL
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Summary
6
Entity Manager
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Entity Manager
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Application-managed Entity Manager
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Entity Manager Merge
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Entity Manager Methods
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Cascade Operations
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Extended Persistence Context
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Entity LifeCycle Callback Methods
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Summary
7
Transactions
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Transactions
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Introduction
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Container-Managed Transaction Demarcation
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Examples of Transaction Attributes
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Controlling Container Managed Transactions
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Concurrency and Database Locking
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UserTransaction Interface
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Summary
8
Messaging
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Messaging
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Introduction
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Java Message Service (JMS) API
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Queue Producer and Consumer Examples
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Topic Producer and Consumer Examples
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Motivation for Message-Driven Beans
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A Simple Message-Driven Bean Example
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MDB Activation Configuration Properties
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MessageDrivenContext
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MDB LifeCycle
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MDB Example Revisited
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Sending Message Confirmation to a Client
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MDBs and Transactions
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Summary
9
EJB Timer Service
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EJB Timer Service
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Introduction
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Timer Service Examples
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A Timer Interface Example
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Timers and Transactions
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Summary
10
Interceptors
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Interceptors
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Interceptor Methods
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Interceptor Classes
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Default Interceptors
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Interceptor Communication
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Summary
11
Implementing EJB 3 Web Services
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Implementing EJB 3 Web Services
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Overview of Web Service Concepts
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Creating a Java Application Web Service
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Overriding JAX-WS Annotation Defaults
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Deploying an EJB Session Bean as a Web Service
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Summary
12
EJB 3 Security
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EJB 3 Security
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Java EE Container Security
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Authentication
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EJB Authorization
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Java EE Web Container Security
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Summary
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Annotations and Their Corresponding Packages
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Annotations and Their Corresponding Packages

Chapter 12. EJB 3 Security

Security is a wide ranging topic which operates on many levels and covers many technologies. The technologies involved include networks, operating systems, database systems, and application servers as well as manual procedures.

Application level security in the context of Java EE applications is provided by web and EJB containers. Since this is a book about EJB 3, most of this chapter will be concerned with EJB container security. However, as EJBs are often invoked from the web-tier we will take a brief look at web container security later in this chapter.

In this chapter we will cover the following topics:

  • Java EE container security

  • Authentication

  • GlassFish authentication

  • Authenticating an EJB client

  • Declarative and programmatic EJB authorization

  • Web-tier authentication and authorization

Java EE Container Security

There are two aspects covered by Java EE container security: authentication and authorization. Authentication is the process of verifying that users are who...

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