d" scope="row"><code><span class="memberNameLink"><a href="#isId()">isId</a></span>()</code></th>
<td class="colLast">
<div class="block">Is the attribute an id attribute.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isOptional()">isOptional</a></span>()</code></th>
<td class="colLast">
<div class="block">Can the attribute be null.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<