## Uses of Package
org.apache.lucene.search.grouping

Packages that use org.apache.lucene.search.grouping
org.apache.lucene.search.grouping: This module enables search result grouping with Lucene, where hits with the same value in the specified single-valued group field are grouped together.
org.apache.lucene.search.join: This modules support index-time and query-time joins.

Classes in org.apache.lucene.search.grouping used by org.apache.lucene.search.grouping
AbstractAllGroupHeadsCollector This collector specializes in collecting the most relevant document (group head) for each group that match the query.
AbstractAllGroupHeadsCollector.GroupHead Represents a group head.
AbstractAllGroupHeadsCollector.TemporalResult Contains the result of group head retrieval.
AbstractAllGroupsCollector A collector that collects all groups that match the query.
AbstractFirstPassGroupingCollector FirstPassGroupingCollector is the first of two passes necessary to collect grouped hits.
AbstractSecondPassGroupingCollector SecondPassGroupingCollector is the second of two passes necessary to collect grouped docs.
AbstractSecondPassGroupingCollector.SearchGroupDocs
GroupDocs Represents one group in the results.
SearchGroup Represents a group that is found during the first pass search.
TopGroups Represents result returned by a grouping search.

Classes in org.apache.lucene.search.grouping used by org.apache.lucene.search.join
TopGroups Represents result returned by a grouping search.