Uses of Interface
org.apache.lucene.facet.search.FacetsAggregator

Packages that use FacetsAggregator

org.apache.lucene.facet.associations	Allows associating arbitrary values with a category.
org.apache.lucene.facet.search	Facets search code.

Uses of FacetsAggregator in org.apache.lucene.facet.associations

Classes in org.apache.lucene.facet.associations that implement FacetsAggregator

class	MultiAssociationsFacetsAggregator A FacetsAggregator which chains multiple aggregators for aggregating the association values of categories that belong to the same category list.
class	SumFloatAssociationFacetsAggregator A FacetsAggregator which computes the weight of a category as the sum of the float values associated with it in the result documents.
class	SumIntAssociationFacetsAggregator A FacetsAggregator which computes the weight of a category as the sum of the integer values associated with it in the result documents.

Constructor parameters in org.apache.lucene.facet.associations with type arguments of type FacetsAggregator

MultiAssociationsFacetsAggregator(Map<CategoryPath,FacetsAggregator> aggregators)
Creates a new MultiAssociationsFacetsAggregator over the given aggregators.

Uses of FacetsAggregator in org.apache.lucene.facet.search

Classes in org.apache.lucene.facet.search that implement FacetsAggregator

class	CachedOrdsCountingFacetsAggregator A FacetsAggregator which updates categories values by counting their occurrences in matching documents.
class	CountingFacetsAggregator A FacetsAggregator which counts the number of times each category appears in the given set of documents.
class	FastCountingFacetsAggregator A FacetsAggregator which counts the number of times each category appears in the given set of documents.
class	IntRollupFacetsAggregator A FacetsAggregator which implements IntRollupFacetsAggregator.rollupValues(FacetRequest, int, int[], int[], FacetArrays) by summing the values from FacetArrays.getIntArray().
class	PerCategoryListAggregator A FacetsAggregator which invokes the proper aggregator per CategoryListParams.
class	SumScoreFacetsAggregator A FacetsAggregator which updates the weight of a category by summing the scores of documents it was found in.

Methods in org.apache.lucene.facet.search that return FacetsAggregator

FacetsAggregator

FacetsAccumulator.getAggregator() Returns the FacetsAggregator to use for aggregating the categories found in the result documents.

Constructor parameters in org.apache.lucene.facet.search with type arguments of type FacetsAggregator

PerCategoryListAggregator(Map<CategoryListParams,FacetsAggregator> aggregators, FacetIndexingParams fip)