## Uses of Interface
org.apache.lucene.facet.search.aggregator.Aggregator

Packages that use Aggregator
org.apache.lucene.facet.search: Faceted Search API
org.apache.lucene.facet.search.aggregator: Aggregating Facets during Faceted Search
org.apache.lucene.facet.search.aggregator.association: Association-based aggregators.
org.apache.lucene.facet.search.params: Parameters for Faceted Search
org.apache.lucene.facet.search.params.association: Association-based Parameters for Faceted Search.

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

Methods in org.apache.lucene.facet.search that return types with arguments of type Aggregator
`protected HashMap<CategoryListIterator,Aggregator>` `StandardFacetsAccumulator.getCategoryListMap(FacetArrays facetArrays, int partition)` Create an `Aggregator` and a `CategoryListIterator` for each and every `FacetRequest`.

Uses of Aggregator in org.apache.lucene.facet.search.aggregator

Classes in org.apache.lucene.facet.search.aggregator that implement Aggregator
`class` `ComplementCountingAggregator` A `CountingAggregator` used during complement counting.
`class` `CountingAggregator` A CountingAggregator updates a counter array with the size of the whole taxonomy, counting the number of times each category appears in the given set of documents.
`class` `ScoringAggregator` An `Aggregator` which updates the weight of a category according to the scores of the documents it was found in.

Uses of Aggregator in org.apache.lucene.facet.search.aggregator.association

Classes in org.apache.lucene.facet.search.aggregator.association that implement Aggregator
`class` `AssociationFloatSumAggregator` An `Aggregator` which updates the weight of a category by summing the weights of the float association it finds for every document.
`class` `AssociationIntSumAggregator` An `Aggregator` which updates the weight of a category by summing the weights of the integer association it finds for every document.

Uses of Aggregator in org.apache.lucene.facet.search.params

Methods in org.apache.lucene.facet.search.params that return Aggregator
`Aggregator` `ScoreFacetRequest.createAggregator(boolean useComplements, FacetArrays arrays, IndexReader reader, TaxonomyReader taxonomy)`
`Aggregator` `CountFacetRequest.createAggregator(boolean useComplements, FacetArrays arrays, IndexReader reader, TaxonomyReader taxonomy)`
`abstract Aggregator` `FacetRequest.createAggregator(boolean useComplements, FacetArrays arrays, IndexReader indexReader, TaxonomyReader taxonomy)` Create an aggregator for this facet request.

Uses of Aggregator in org.apache.lucene.facet.search.params.association

Methods in org.apache.lucene.facet.search.params.association that return Aggregator
`Aggregator` `AssociationIntSumFacetRequest.createAggregator(boolean useComplements, FacetArrays arrays, IndexReader reader, TaxonomyReader taxonomy)`
`Aggregator` `AssociationFloatSumFacetRequest.createAggregator(boolean useComplements, FacetArrays arrays, IndexReader reader, TaxonomyReader taxonomy)`