e in org.apache.lucene.queries.function">getSortField</a>, <a href="http://lucene.apache.org/core/5_1_0/queries/org/apache/lucene/queries/function/ValueSource.html?is-external=true#newContext(org.apache.lucene.search.IndexSearcher)" title="class or interface in org.apache.lucene.queries.function">newContext</a>, <a href="http://lucene.apache.org/core/5_1_0/queries/org/apache/lucene/queries/function/ValueSource.html?is-external=true#toString()" title="class or interface in org.apache.lucene.queries.function"