span class="extends-implements">extends <a href="UIComponentBase.html" title="class in jakarta.faces.component">UIComponentBase</a>
implements <a href="ActionSource.html" title="interface in jakarta.faces.component">ActionSource</a></span></div>
<div class="block"><p>
 <strong>UICommand</strong> is a <a href="UIComponent.html" title="class in jakarta.faces.component"><code>UIComponent</code></a> that represents a user interface component which, when activated
 by the user, triggers an application specific "