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

Debugging the application


JDeveloper 11gR2 supports the debugging feature, which will allow a developer to debug the application code to fix an issue or isolate a problem in the production environment. Some of the common debugging practices are discussed in this section.

Debugging practices

Some of the debugging practices are as follows:

  • Resolving compilation errors: This is very simple to resolve as part of the issues will be related to the coding issue. Compilation issues can occur during Java compilation, XML parsing, XML validations, and so on.

  • Print values: The basic debugging technique that is known to any Java developer is to print the values using System.out.println statements in the console to verify if the program behaves as expected. This, however, is not recommended and a Logger API is used instead. The ADF recommendation is to use the ADFLogger API, which is configurable to print the values in the logfile.

  • Breakpoints: Another way to debug is to insert a breakpoint next to the...