Hash.DEFAULT_INITIAL_SIZE, .5f);
indexMap.put(index.field, index.index);
final Reference2DoubleOpenHashMap<Index> index2Weight = new Reference2DoubleOpenHashMap<>();
index2Weight.put(index.index, 1.);
final SimpleParser queryParser = new SimpleParser(indexMap.keySet(),
indexMap.firstKey(), null);
final Reference2ReferenceMap<Index, Object> index2Parser = new Reference2ReferenceOpenHashMap<>();
queryEngine = new QueryEngine(queryParser, new DocumentIteratorBuilderVisitor(indexMap,