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

Indexing of document categories

See:
Description

Class Summary
CategoryContainer | A container to add categories which are to be introduced to `CategoryDocumentBuilder.setCategories(Iterable)`.
CategoryDocumentBuilder | A utility class which allows attachment of `CategoryPath`s or `CategoryAttribute`s to a given document using a taxonomy. Construction could be done with either a given `FacetIndexingParams` or the default implementation `DefaultFacetIndexingParams`. A CategoryDocumentBuilder can be reused by repeatedly setting the categories and building the document.
CategoryListPayloadStream | Accumulates category IDs for a single document, for writing in byte array form, for example, to a Lucene Payload.
FacetsPayloadProcessorProvider | A `PayloadProcessorProvider` for updating facets ordinal references, based on an ordinal map.
FacetsPayloadProcessorProvider.FacetsDirPayloadProcessor |
FacetsPayloadProcessorProvider.FacetsPayloadProcessor | A PayloadProcessor for updating facets ordinal references, based on an ordinal map

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

# Indexing of document categories

Attachment of `CategoryPath`'s or `CategoryAttribute`'s to a given document using a `Taxonomy`.

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