The navigation model in the JSF framework

The JSF framework has a very flexible navigation model which decouples navigation rules from the JSF page as well as from underlying business logic.

The JSF 2.0 navigation model supports two types of navigations:

• Rule based navigation

• Implicit navigation

Rule based navigation

The core JSF navigation model is built based on navigation rules which decide the next page in the navigation flow in response to the outcome produced by the actionable UI components. JSF uses a faces-config.xml file to store all the navigation rules and managed beans used in the application. The following is an example for navigation rules defined in faces-config.xml.

<navigation-rule>
  <from-view-id>/department.jsf</from-view-id>
  <navigation-case>
    <from-outcome>viewEmployees</from-outcome>
    <to-view-id>/employee.jsf</to-view-id>
  </navigation-case>
</navigation-rule>

In this example, the framework will navigate...