ements
 <code>ActionSource2</code>, such as <a href="../../../javax/faces/component/UICommand.html" title="class in javax.faces.component"><code>UICommand</code></a>, are valid for
 instances of this class.  Instances of this class participate in the
 regular JSF lifecycle, including on Ajax requests.</p>

 <p>The purpose of this component is to provide a light-weight
 front-controller solution for executing code upon the loading of a
 JSF view to support the integration of system services, content
 retriev