## Uses of Class
org.apache.lucene.search.grouping.AbstractAllGroupHeadsCollector.GroupHead

Packages that use AbstractAllGroupHeadsCollector.GroupHead
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.grouping.function: Support for grouping by {org.apache.lucene.queries.function.ValueSource}.
org.apache.lucene.search.grouping.term: Support for grouping by indexed terms via {org.apache.lucene.search.FieldCache}.

Uses of AbstractAllGroupHeadsCollector.GroupHead in org.apache.lucene.search.grouping

Classes in org.apache.lucene.search.grouping with type parameters of type AbstractAllGroupHeadsCollector.GroupHead
`class` `AbstractAllGroupHeadsCollector<GH extends AbstractAllGroupHeadsCollector.GroupHead>` This collector specializes in collecting the most relevant document (group head) for each group that match the query.

Fields in org.apache.lucene.search.grouping declared as AbstractAllGroupHeadsCollector.GroupHead
`GH` `AbstractAllGroupHeadsCollector.TemporalResult.groupHead`

Uses of AbstractAllGroupHeadsCollector.GroupHead in org.apache.lucene.search.grouping.function

Subclasses of AbstractAllGroupHeadsCollector.GroupHead in org.apache.lucene.search.grouping.function
`class` `FunctionAllGroupHeadsCollector.GroupHead` Holds current head document for a single group.

Uses of AbstractAllGroupHeadsCollector.GroupHead in org.apache.lucene.search.grouping.term

Classes in org.apache.lucene.search.grouping.term with type parameters of type AbstractAllGroupHeadsCollector.GroupHead
`class` `TermAllGroupHeadsCollector<GH extends AbstractAllGroupHeadsCollector.GroupHead<?>>` A base implementation of `AbstractAllGroupHeadsCollector` for retrieving the most relevant groups when grouping on a string based group field.

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