andler/component/ShardRequest.html" title="class in org.apache.solr.handler.component"><code>ShardRequest</code></a> instances.
 Never returns <code>null</code>. If no <a href="../../../../../../../org/apache/solr/handler/component/ShardRequest.html" title="class in org.apache.solr.handler.component"><code>ShardRequest</code></a> instances are constructed an empty array is returned.</div>
<dl>
<dt><strong>Specified by:</strong></dt>
<dd><code><a href="../../../../../../../org/apache/solr/search/grouping/dis