r event listeners for various types of <a href="FacesEvent.html" title="class in jakarta.faces.event"><code>FacesEvent</code></a>s. All listener interfaces for
 specific <a href="FacesEvent.html" title="class in jakarta.faces.event"><code>FacesEvent</code></a> event types must extend this interface.
 </p>

 <p>
 Implementations of this interface must have a zero-args public constructor. If the class that implements this
 interface has state that needs to be saved and restored between requests, the class mus