Advantages of using JSF

• JSF provides standard, reusable components for creating user interfaces for web applications.
• SF provides many tag libraries for accessing and manipulating the components.
• It automatically saves the form data and repopulates the form when it is displayed at client side.
• By design and concept it allows creating reusable components. That will help to improve productivity and consistency.
• Many quality and ready to use components are available from Apache, Richfaces, Infragistics, Oracle, etc.
• The concept of action and action listener for button invocation is good.
• Has very good support for EL expression that improves the user interface code readability.
• The concept the validator is excellent.JavaScript code is embedded as part of the component.