JSF.pdf

Java Server Faces

15 June 2004

Agenda

• Java Server Faces !!

JSR-127

• Simplify building Java Server application GUI’s

• Single component framework for JSP/Servlets

• Comprehensive support for internationalization and basic

input validation

• Provide a JavaBeans model for dispatching events from

client-side GUI controls to server-side application

behavior

• Define a set of simple lightweight Java base classes for

GUI components, component state, and input events

• Unify what's become a fragmented area and strengthen

support in tools and other third party products.

Features

• Handling of UI components between requests

• Consideration of markup features supported by the

client/browser

• Support for processing forms

• Strictly-typed event model

• Transformation of data on the page (Strings) into the

models' corresponding data types

• User-friendly exception handling

• Navigation between pages based on UI events and

interaction with data models

UI Component Model

• UICommand: Represents a control that fires actions when activated

• UIForm: Encapsulates a group of controls that submit data to the

application.

• UIGraphic: Displays an image.

• UIInput: Takes text input from a user (e.g. input element in HTML).

• UIOutput: Displays text output on a page.

• UIPanel: Displays a table.

• UIParameter: Represents substitution parameters.

• UISelectItem: Represents a single item in a set of items.

• UISelectItems: Represents an entire set of items.

• UISelectBoolean: Allows a user to set a Boolean value on a control

• UISelectMany: Allows a user to select multiple items from a group

• UISelectOne: Allows a user to select one item out of a group