sp;reverse)</code>
<div class="block"><strong>Deprecated.</strong>&nbsp;</div>
<div class="block">Returns the SortField instance that should be used to sort fields
 of this type.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="http://lucene.apache.org/core/4_10_0/queries/org/apache/lucene/queries/function/ValueSource.html?is-external=true" title="class or interface in org.apache.lucene.queries.function">ValueSource</a></code></td>
<td class="colLast"><code><strong><a href="../../