on(java.lang.String)</code></a>.</span></div>
<div class="block"><p>
 Return any <a href="../../../jakarta/faces/el/ValueBinding.html" title="class in jakarta.faces.el"><code>ValueBinding</code></a> set for <code>value</code> if a <a href="../../../jakarta/faces/el/ValueBinding.html" title="class in jakarta.faces.el"><code>ValueBinding</code></a> for <code>url</code> is
 requested; otherwise, perform the default superclass processing for this method.
 </p></div>
<dl>
<dt><span class="overrideSpecifyLabel">O