Book Image

Oracle ADF 11gR2 Development Beginner's Guide

By : Vinod Thatheri Krishnan
Book Image

Oracle ADF 11gR2 Development Beginner's Guide

By: Vinod Thatheri Krishnan

Overview of this book

Oracle ADF is an end-to-end framework which makes application development simple by providing infrastructure services as well as visual and declarative development right away. "Oracle ADF 11gR2 Development Beginner's Guide" guides any user with programming skills to be able to quickly learn the options and ways to develop rich Internet applications using ADF 11gR2. Containing all the skills that a new user has to use to build an application in ADF 11gR2, this book is designed in such a way so that it enhances the practical feel of developing applications in ADF 11gR2. Starting with the installation and configuration of Oracle ADF 11g RD we will then work through topics such as working with the Model Layer and Model Data followed by displaying and binding the data. Later we will look at Navigations and Flows within applications as well as their layout, look, and feel. "Oracle ADF 11g R2 Development Beginner's Guide" will conclude with us looking at the security and deployment of the applications which have been created.
Table of Contents (19 chapters)
Oracle ADF 11gR2 Development Beginner's Guide
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Pop Quiz Answers
Index

ADF business components


In the previous chapter, we created a set of components in the model layer to expose the business service to the UI Layer. The business components are used to simplify the developer's interaction with the database layer in a typical JEE application.

The common uses of the business components are as follows:

  • Performing Create, Retrieve, Update, Delete (CRUD) operations

  • Apply business logic and validations to the database objects

  • Transaction management

Some of the highlights of using ADF business components are as follows:

  • Simplified data access

  • It is based on XML and Java

  • Works with different application servers and databases

  • Uses some of the design patterns that are widely accepted

  • Components are metadata-driven, with optional Java coding

The following are the core components of ADF business components:

  • Entity objects

  • Associations

  • View objects

  • View links

  • Application module

Let us consider the EmpDirectoryApplication module, which we created in the previous chapter. The DeptEO and...