     must be a no-op.  A non-normative example follows the
            specification of the feature.</p>

            <div class="changed_added_2_3">

            <p>At a high level, the feature provides for
            a <code>UIInput</code> subclass that maintains its own
            special private <code>Validator</code> that uses information
            from one or more <code>&lt;f:validateBean /&gt;</code>s to
            perform class-level bean validation.  For discussion, this
            special <c