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

Advanced data type techniques


We have discussed the common data types used by business components in Chapter 3, Entity Objects, under the section Attribute types. Apart from the out of the box data types, ADF allows you to define custom data types to handle custom object types used in the database or to extend the functionalities provided by existing data types. In this section, we will discuss ADF support for building custom data types, and then we will discuss some special data types such as the Binary Large Object (BLOB) and the Character Large Object (CLOB) which may require a special mention on their usage.

Building custom data types using domain type

ADF allows you to customize the data types used for attributes in a business component by defining custom domain types. You can either extend the existing data types such as String, Integer, and Date, or build new domain types to represent a custom data structure such as Oracle Object type used in the database.

Tip

Oracle object types are...