x/faces/component/UIComponent.html" title="class in javax.faces.component"><code>UIComponent</code></a> is activated by the user, during the <em>Apply Request Values</em> or
 <em>Invoke Application</em> phase of the request processing lifecycle, depending on the value
 of the <code>immediate</code> property.
 </p>

 <p>
 Any method referenced by such an expression must be public, with a return type of
 <code>String</code>, and accept no parameters.
 </p></div>
<dl>
<dt><span class="overrideSpecifyLabel">Spe