href="../../../../javax/faces/event/SystemEventListener.html" title="interface in javax.faces.event">SystemEventListener</a></span></code>
<div class="block"><p class="changed_added_2_0">By implementing this class, an object
 indicates that it is a listener for one or more kinds of <a href="../../../../javax/faces/event/SystemEvent.html" title="class in javax.faces.event"><code>SystemEvent</code></a>s.</div>
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<td class="colFirst"><code>interface&nbsp;</code></td>
<td class="