Book Image

Developing Web Applications with Oracle ADF Essentials

Book Image

Developing Web Applications with Oracle ADF Essentials

Overview of this book

With ADF, Oracle gives you the chance to use the powerful tool used by Oracle's own developers. Modern enterprise applications must be user-friendly, visually attractive, and fast performing. Oracle Fusion Applications are just that; but to get the desired output you need proven methods to use this powerful and flexible tool to achieve success in developing your enterprise applications. "Developing Web Applications with Oracle ADF Essentials" explains all you need to know in order to build good-looking, user-friendly applications on a completely free technology stack. It explains the highly productive, declarative development approach that will literally have your application running within a few hours, as well as how to use Java to add business logic. "Developing Web Applications with Oracle ADF Essentials" tells you how to develop and deploy web application applications based on the highly productive and free Oracle ADF Essentials framework. You will first learn how to build business services on top of database tables, and then how to easily build a web application using these services. You will see how to visually design the flow through your application with ADF task flows, and how to use Java programming to implement business logic. Using this book, you can start building and deploying advanced web applications on a robust, free platform quickly. Towards the end, you will be ready to build real-world ADF Essentials applications and will be able to consider yourself an ADF Essentials journeyman.
Table of Contents (16 chapters)
Developing Web Applications with Oracle ADF Essentials
About the Author
About the Reviewers

Building entity objects for the example application

In order to illustrate the process of building business components, we will build the necessary objects to show customers and their rentals. This will involve the following objects in the Sakila database:

  • customer

  • rental

  • inventory

  • film

Preparing to build

Before you start creating entity objects, you need to create a connection to the database inside your application. This is done like in Chapter 1, My First ADF Essentials Application, by navigating to File | New | Connections | Database Connection. Give your connection a name, choose Connection type MySQL, fill in username (root), password, port (default is 3306), and database name (sakila). You don't need to select a library again –– JDeveloper has associated the library you defined in Chapter 1, My First ADF Essentials Application permanently with MySQL connections.

Another thing you want to do before building the business components is to tell JDeveloper which Java packages the various...