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## Hierarchy For Package org.apache.lucene.search.grouping

## Class Hierarchy

- java.lang.Object
  - org.apache.lucene.search.grouping.AbstractAllGroupHeadsCollector.GroupHead<GROUP_VALUE_TYPE>
  - org.apache.lucene.search.grouping.AbstractAllGroupHeadsCollector.TemporalResult
  - org.apache.lucene.search.grouping.AbstractSecondPassGroupingCollector.SearchGroupDocs<GROUP_VALUE_TYPE>
  - org.apache.lucene.search.Collector
    - org.apache.lucene.search.grouping.AbstractAllGroupHeadsCollector<GH>
      - org.apache.lucene.search.grouping.TermAllGroupHeadsCollector<GH>
    - org.apache.lucene.search.grouping.AbstractAllGroupsCollector<GROUP_VALUE_TYPE>
      - org.apache.lucene.search.grouping.TermAllGroupsCollector
    - org.apache.lucene.search.grouping.AbstractFirstPassGroupingCollector<GROUP_VALUE_TYPE>
      - org.apache.lucene.search.grouping.TermFirstPassGroupingCollector
    - org.apache.lucene.search.grouping.AbstractSecondPassGroupingCollector<GROUP_VALUE_TYPE>
      - org.apache.lucene.search.grouping.TermSecondPassGroupingCollector
    - org.apache.lucene.search.grouping.BlockGroupingCollector
  - org.apache.lucene.search.grouping.GroupDocs<GROUP_VALUE_TYPE>
  - org.apache.lucene.search.grouping.SearchGroup<GROUP_VALUE_TYPE>
  - org.apache.lucene.search.grouping.SentinelIntSet
  - org.apache.lucene.search.grouping.TopGroups<GROUP_VALUE_TYPE>

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