Lucene 9.9.1 facet API

Provides faceted indexing and search capabilities. Checkout Facet Userguide and Demo.

Packages

Package	Description
org.apache.lucene.facet	Faceted search.
org.apache.lucene.facet.facetset	Provides FacetSets faceting capabilities which allows users to facet on high dimensional field values.
org.apache.lucene.facet.range	Provides range faceting capabilities.
org.apache.lucene.facet.rangeonrange	Provides range on range faceting capabilities.
org.apache.lucene.facet.sortedset	Provides faceting capabilities over facets that were indexed with SortedSetDocValuesFacetField.
org.apache.lucene.facet.taxonomy	Taxonomy of Categories.
org.apache.lucene.facet.taxonomy.directory	Taxonomy index implementation using on top of a Directory.
org.apache.lucene.facet.taxonomy.writercache	Improves indexing time by caching a map of CategoryPath to their Ordinal.