td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../../../../org/apache/tools/ant/types/selectors/modifiedselector/HashvalueAlgorithm.html#isValid()">isValid</a></strong>()</code>
<div class="block">This algorithm doesn't need any configuration.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>java.lang.String</code></td>
<td class="colLast"><code><strong><a href="../../../../../../../org/apache/tools/ant/typ