Package org.apache.lucene.search.grouping.function

Support for grouping by ValueSource.

See:
Description

Class Summary

FunctionAllGroupHeadsCollector	An implementation of AbstractAllGroupHeadsCollector for retrieving the most relevant groups when grouping by ValueSource.
FunctionAllGroupsCollector	A collector that collects all groups that match the query.
FunctionDistinctValuesCollector	Function based implementation of AbstractDistinctValuesCollector.
FunctionDistinctValuesCollector.GroupCount	Holds distinct values for a single group.
FunctionFirstPassGroupingCollector	Concrete implementation of AbstractFirstPassGroupingCollector that groups based on ValueSource instances.
FunctionSecondPassGroupingCollector	Concrete implementation of AbstractSecondPassGroupingCollector that groups based on ValueSource instances.

Package org.apache.lucene.search.grouping.function Description

Support for grouping by ValueSource.