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What is  ADF Backing Bean 

ADF Backing Bean is similar to a Java Bean. The backing Bean holds all the property and function of a JSF UI components. For each JSF page, we can have a  backing bean

BackingBaen holds all the UI component properties and functions. Let’s take a UI component inputText

  • The backingBean has the value of the inputText
  • The backingBean has an instance of the inputText so that it can be changed at runtime
  • The backingBean has validator function of the inputText, performing any custom validation
  • The backingBean has the converter function of the inputText, performing the conversion
  • Also, it performs the following function
  • The backingBean has the actionListener or action method, triggered when submitting a form
  • The backingBean has the Navigation function, for moving to another page when a button or link is clicked
  • More..

Create an ADF Backing Bean

We can create a backingBean while creating a JSF page.

In JDeveloper Go to File >> New >> New Gallery >> Web Tier >>JSF page >> Enable the Select one Choice ‘Automatically Expose UI Components in a New Managed Bean’ and enter the following property

Name: Input a name, the name will be referred to within the application using EL expression

Class: Java class name for the Backing Bean

Package: Enter a package name or Browse an existing package for java class to reside


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The ADF Backing Bean will get created under the viewController under the package you have mentioned above


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Create a Validator function in an ADF Backing Bean

Double click on a UI component (ex: InputText ) in JSF page >> Choose existing Bean in the combo box or click New to create a backingBean >> Input a name in method field

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The validator method gets created in the backingBean, using uiComponent object we could process the input text and validate it. ADF process this validation during the lifecycle.

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Creating ActiionListener in BackingBean

Click on a command button >> Expand Behaviour >> click the ActionListener >> Choose New or Click New to create a new Bean >> Input a method name

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A method gets created in the backingBean. The method gets called whenever the button is clicked.

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Thank you for visiting my personal blog. Myself Govindan, Software Developer by profession since 2006 and hence I started this blog early in 2016 and ever since I've been writing about technologies experienced and learnings of everyday life.

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govindan What is ADF Backing Bean
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By | 2017-06-11T18:01:42+00:00 May 15th, 2016|Categories: ADF|Tags: , , , |0 Comments
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