What is a Backing bean in JSF

 

Backing bean in JSF is a subtype of managed Bean but contain properties of all or some of UI component in a JSF page. The backing bean is useful for UI component validations, conversion, event handling etc. In other words, backing bean properties binds to UI components In JSF page.

 

Below is the backing bean class of index.jsf . It has a custom method prints value of UI component on form submission 

 

 

Below is the index.jsf page. Each UI component in JSF has a binding parameter binds to the backing bean class. 

 

 

The JSF page displays like below in the browser 

 

JSF_BACKING_BEAN What is a Backing bean in JSF

 

Prints the following in the console when the Submit button is clicked 

 

Govindan Padmanaban
India

 

Download Backing Bean Project: BACKING_BEAN_EXAMPLE

 

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Govind

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.

The views expressed on this blog are my personal views and do not necessarily reflect the views of my employer.

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govindan What is a Backing bean in JSF
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By | 2017-09-30T17:35:53+00:00 September 30th, 2017|Categories: JSF|Tags: |0 Comments
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