## Package org.apache.lucene.facet.index

Facets indexing code.

See:
Description

Interface Summary
CategoryListBuilder: Builds a category list data by encoding the appropriate information for every category and ordinal given to `CategoryListBuilder.build(IntsRef, Iterable)`.

Class Summary
CountingListBuilder: A `CategoryListBuilder` which builds a counting list data by encoding the category ordinals into one or more `BytesRef`.
DrillDownStream: A `TokenStream` which creates category drill-down terms.
FacetFields: A utility class for adding facet fields to a document.

## Package org.apache.lucene.facet.index Description

Facets indexing code.

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