Book Image

Oracle ADF Real World Developer's Guide

By : Jobinesh Purushothaman
Book Image

Oracle ADF Real World Developer's Guide

By: Jobinesh Purushothaman

Overview of this book

Oracle ADF in combination with JDeveloper IDE offers visual and declarative approaches to enterprise application development. This book will teach you to build scalable rich enterprise applications using the ADF Framework, with the help of many real world examples. Oracle ADF is a powerful application framework for building next generation enterprise applications. The book is a practical guide for the ADF framework and discusses how to use Oracle ADF for building rich enterprise applications. "Oracle ADF Real World Developer's Guide" discusses ADF framework in detail. This book contains a lot of real life examples which will help developers to design and develop successful enterprise applications. This book starts off by introducing the development environment and JDeveloper design time features. As you read forward, you will learn to build a full stack enterprise application using ADF. You will learn how to build business services using ADF, enable validation for the data model, declaratively build user interfaces for business service and enable security across application layers.
Table of Contents (20 chapters)
Oracle ADF Real World Developer's Guide
Credits
About the Author
Acknowledgement
About the Reviewers
www.PacktPub.com
Preface
Index

Introduction


The ADF entity object hides the physical database objects from the developers, and enables them to work with data in the form of Java objects and properties—for example, departments and employees. If you take business logic built by using ADF Business Components, an entity object represents data source definition (for example, a database table) and an entity instance represents a row in the datasource. In this chapter, you will learn using entity objects to build a data model for your business application. This chapter mainly focuses on declarative features offered by the ADF entity object. More advanced features will be explained in Chapter 5, Advanced Concepts on Entity Objects and View Objects.

An entity object shields the developer from the complexities of the underlying datasource, using the concept of object relational mapping. The datasource for a typical ADF application could be traditional relational database management systems, such as Oracle, MySQL, MS SQL Server,...