Package org.apache.lucene.facet.taxonomy.directory

package org.apache.lucene.facet.taxonomy.directory

Taxonomy index implementation using on top of a Directory.

Related Packages

Package	Description
org.apache.lucene.facet.taxonomy	Taxonomy of Categories.
org.apache.lucene.facet.taxonomy.writercache	Improves indexing time by caching a map of CategoryPath to their Ordinal.

Class	Description
DirectoryTaxonomyReader	A TaxonomyReader which retrieves stored taxonomy information from a Directory.
DirectoryTaxonomyWriter	TaxonomyWriter which uses a Directory to store the taxonomy information on disk, and keeps an additional in-memory cache of some or all categories.
DirectoryTaxonomyWriter.DiskOrdinalMap	DirectoryTaxonomyWriter.OrdinalMap maintained on file system
DirectoryTaxonomyWriter.MemoryOrdinalMap	DirectoryTaxonomyWriter.OrdinalMap maintained in memory
DirectoryTaxonomyWriter.OrdinalMap	Mapping from old ordinal to new ordinals, used when merging indexes with separate taxonomies.