n(javax.faces.event.ActionEvent)</code></a>.</span></span></p></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>methodExpressionOneArg</code> - a <code>MethodExpression</code>
 that points to a method that returns <code>void</code> and takes
 a single argument of type <a href="../../../javax/faces/event/ActionEvent.html" title="class in javax.faces.event"><code>ActionEvent</code></a>.</dd>
</dl>
</li>
</ul>
<a name="MethodExpressionActionListener-javax.el.MethodExpression-javax.el.M