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  • Book Overview & Buying Oracle ADF 11gR2 Development Beginner's Guide
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Oracle ADF 11gR2 Development Beginner's Guide

Oracle ADF 11gR2 Development Beginner's Guide

By : Vinod Thatheri Krishnan
4.1 (10)
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Oracle ADF 11gR2 Development Beginner's Guide

Oracle ADF 11gR2 Development Beginner's Guide

4.1 (10)
By: Vinod Thatheri Krishnan
Buy this Book

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)
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Oracle ADF 11gR2 Development Beginner's Guide
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Oracle ADF 11gR2 Development Beginner's Guide
Credits
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Credits
About the Author
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About the Author
About the Reviewers
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About the Reviewers
www.PacktPub.com
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www.PacktPub.com
Preface
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Preface
Pop Quiz Answers
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Pop Quiz Answers
Lock Free Chapter
1
Installing and Configuring JDeveloper IDE
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Installing and Configuring JDeveloper IDE
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System requirements for Windows
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Installing JDeveloper
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Time for action – downloading the installer
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Studio edition
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Time for action – installing JDeveloper Studio Edition
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Time for action – launching JDeveloper for the first time
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Knowing the start-up flags/parameters
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Time for action – setting the start-up options
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Setting up the user directory (System directory)
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Working with IDE configuration files
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Knowing the roles
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Getting familiar with the IDE
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Knowing the IDE components
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Time for action – opening the sample application
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Time for action – creating a catalog
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Summary
2
Getting Started with ADF
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Getting Started with ADF
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Model-View-Controller
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Creating a simple application in ADF
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Time for action – creating the application workspace
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Time for action – setting up the database tables
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Time for action – creating a database connection
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Time for action – creating the business components
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Time for action – bind data to the UI components
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Time for action – running the application
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Summary
3
Understanding the Model Layer
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Understanding the Model Layer
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ADF business components
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Time for action – checking the attributes of an entity object
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Time for action – creating an entity object for DEPT table
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Time for action – creating an association between EmpEO and DeptEO objects
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Time for action – creating an entity-based view object
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Time for action – creating a view link between EmpVO and DeptVO
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Time for action – creating an application module
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Time for action – adding the view link to the application module
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Business components in action
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Time for action – running the application module
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Options for the business components
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Summary
4
Validating and Using the Model Data
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Validating and Using the Model Data
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Declarative validation
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Time for action – adding a collection validator for the DeptEO file
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Time for action – creating an alternate key for DeptEO
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Groovy expression
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Time for action – setting a default salary for employees
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Time for action – adding a script expression
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Learning about APIs
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Time for action – generating a Java API for DeptEO
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Time for action – learning to override a method
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Managing transactions
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Time for action – creating configurations
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Exposing data
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Time for action – exposing a method using the client interface
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Summary
5
Binding the Data
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Binding the Data
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ADF model layer
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Data Controls palette
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Time for action – adding a Commit button to the UI page
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Working with the data control layer and binding
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Time for action – accessing the page definition file
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Creating the bindings manually
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Time for action – creating page definition bindings
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Summary
6
Displaying the Data
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Displaying the Data
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Creating a page
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Time for action – creating the page template
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Time for action – creating the dept.jspx file
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Layout the page display
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Time for action – creating the layout for the page
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Knowing the UI components
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Time for action – showing a popup to the user
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EL expression
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Time for action – adding an EL expression
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Summary
7
Working with Navigation Flows
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Working with Navigation Flows
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Task flows
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Time for action – adding a bounded task flow to EmpDirectoryApplication
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Time for action – adding a method call activity
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Time for action – adding a Task Flow Return
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Time for action – adding a View activity to the task flow
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Time for action – passing parameters to a task flow
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Time for action – adding a task flow as a region
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Summary
8
Layout with Look and Feel
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Layout with Look and Feel
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Skinning essentials
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Time for action – adding a skin file to the application
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Using the skin editor
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Time for action – creating an ADF skin using the skin editor IDE
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Deploying skins
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Time for action – deploying the skin file
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Summary
9
Implementing Security
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Implementing Security
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Introduction to security
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Time for action – implementing basic security
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Applying security permissions
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Time for action – adding permissions
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Creating a login page
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Time for action – creating a login page
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Creating roles and groups
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Time for action – creating roles and assignments
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Disabling ADF security
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Time for action – disabling security for ADF applications
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Summary
10
Deploying the ADF Application
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Deploying the ADF Application
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ADF application deployment
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Preparing for deployment
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Time for action – creating the deployment profile
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Deployment to the WebLogic server
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Time for action – creating a default domain for integrated server
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Time for action – deployment to integrated server
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Time for action – deploying to the standalone server
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Summary
11
Advanced Features of ADF
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Advanced Features of ADF
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Advanced topics on entity objects
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Advanced topics on view objects
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Time for action – creating a list of values of a department
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Application module state management
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Complex data controls
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Complex task flows
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Contextual events
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Time for action – publishing an event and subscribing it
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Complex usage of a managed bean
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Debugging the application
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The Metadata Services framework
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The Active Data Services framework
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WebLogic server configurations
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Creating an extension
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Time for action – creating and running an extension
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Summary
1
Index
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Index

Time for action – adding a script expression

Let us work on the Script expression validator for the Job attribute to understand the full advantages of Groovy expressions. Follow these steps:

  1. Select the Job attribute in the EmpEO entity object from the Attributes list.

  2. Click on the + icon to add a new validator.

  3. Select the Script Expression validator for the Rule Type option. This will open an Expression editor section to write the script.

  4. Enter the following code in this editor section:

    String value = newValue; 
String trim = value.trim(); 
if(trim.equals('MANAGER')){ 
adf.error.warn('NO_VACANCY'); 
return false;
}
return true;

  5. You can click on the Text Syntax button to check if the syntax is correct.

  6. Click on the OK button to add the script expression.

What just happened?

We have added a script validation for the Job attribute. The script is written to do the following:

  1. Assign the current value to the variable called value.

  2. The trimmed value is saved in a variable called trim.

  3. We are checking if...

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