td><td class="colOne"><code>jakarta.el.ValueExpression</code>
                                <br>
                                (<i>must evaluate to </i><code>boolean</code>)
					</td><td class="colLast">

                
<div class="changed_added_2_0">
<p>Is this a "preferred" component.  The value
                of this attribute will be set as the value for this
                property on the <em>composite component bean
                descriptor</em>.</p></div>

            </td>
               