apped by this
 <a href="../../../javax/faces/model/DataModel.html" title="class in javax.faces.model"><code>DataModel</code></a>, if any.</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/faces/model/ScalarDataModel.html#isRowAvailable--">isRowAvailable</a></span>()</code>
<div class="block">Return <code>true</code> if there is <code>wrappedData</code>
 available, and the current value