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

What happens when you access a Fusion web page?


The ADF Faces is extended from JSF technology with improved usability. When a client requests a page, the framework executes standard JSF lifecycle phases along with an extended ADF page lifecycle. In this section, we will discuss the sequence of ADF page lifecycle phases that starts when a request comes on the server and continues until the page is returned to the client.

When a user tries to access a data bound ADF Faces page, the basic flow of processing the web page request on an application server is as follows:

  1. When a client (for example, a web browser) requests a page, the web server inspects the application name present in the URL and delegates the request to the appropriate web application deployed on the server. Once the request is routed to the target application, that application takes over the request processing job. A Fusion web application uses the Faces Servlet (javax.faces.webapp.FacesServlet) to control the processing of a request...