Interfaces:</dt>
<dd><a href="http://download.oracle.com/javase/7/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>, <a href="http://download.oracle.com/javase/7/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a>&lt;<a href="../../../../../../org/apache/solr/client/solrj/io/Tuple.html" title="class in org.apache.solr.client.solrj.io">Tuple</a>&gt;</dd>
</dl>
<hr>
<br>
<pre>public class <span cl