Uses of Class
org.apache.lucene.facet.taxonomy.TaxonomyReader

Packages that use TaxonomyReader

Package	Description
org.apache.lucene.facet	Faceted search.
org.apache.lucene.facet.taxonomy	Taxonomy of Categories.
org.apache.lucene.facet.taxonomy.directory	Taxonomy index implementation using on top of a Directory.

Uses of TaxonomyReader in org.apache.lucene.facet

Fields in org.apache.lucene.facet declared as TaxonomyReader

Modifier and Type	Field	Description
protected TaxonomyReader	DrillSideways.taxoReader	TaxonomyReader passed to constructor.

Constructors in org.apache.lucene.facet with parameters of type TaxonomyReader

Constructor	Description
DrillSideways(IndexSearcher searcher, FacetsConfig config, TaxonomyReader taxoReader)	Create a new DrillSideways instance.
DrillSideways(IndexSearcher searcher, FacetsConfig config, TaxonomyReader taxoReader, SortedSetDocValuesReaderState state)	Create a new DrillSideways instance, where some dimensions were indexed with SortedSetDocValuesFacetField and others were indexed with FacetField.
DrillSideways(IndexSearcher searcher, FacetsConfig config, TaxonomyReader taxoReader, SortedSetDocValuesReaderState state, ExecutorService executor)	Create a new DrillSideways instance, where some dimensions were indexed with SortedSetDocValuesFacetField and others were indexed with FacetField.

Uses of TaxonomyReader in org.apache.lucene.facet.taxonomy

Fields in org.apache.lucene.facet.taxonomy declared as TaxonomyReader

Modifier and Type	Field	Description
protected TaxonomyReader	TaxonomyFacets.taxoReader	TaxonomyReader provided to the constructor.

Methods in org.apache.lucene.facet.taxonomy with type parameters of type TaxonomyReader

Modifier and Type	Method	Description
static <T extends TaxonomyReader> T	TaxonomyReader.openIfChanged(T oldTaxoReader)	If the taxonomy has changed since the provided reader was opened, open and return a new TaxonomyReader; else, return null.

Methods in org.apache.lucene.facet.taxonomy that return TaxonomyReader

Modifier and Type	Method	Description
protected abstract TaxonomyReader	TaxonomyReader.doOpenIfChanged()	Implements the actual opening of a new TaxonomyReader instance if the taxonomy has changed.

Methods in org.apache.lucene.facet.taxonomy with parameters of type TaxonomyReader

Modifier and Type	Method	Description
static void	PrintTaxonomyStats.printStats(TaxonomyReader r, PrintStream out, boolean printTree)	Recursively prints stats for all ordinals.
protected boolean	IntTaxonomyFacets.useHashTable(FacetsCollector fc, TaxonomyReader taxoReader)	Return true if a sparse hash table should be used for counting, instead of a dense int[].

Constructors in org.apache.lucene.facet.taxonomy with parameters of type TaxonomyReader

Constructor	Description
FastTaxonomyFacetCounts(String indexFieldName, TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc)	Create FastTaxonomyFacetCounts, using the specified indexFieldName for ordinals.
FastTaxonomyFacetCounts(String indexFieldName, IndexReader reader, TaxonomyReader taxoReader, FacetsConfig config)	Create FastTaxonomyFacetCounts, using the specified indexFieldName for ordinals, and counting all non-deleted documents in the index.
FastTaxonomyFacetCounts(TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc)	Create FastTaxonomyFacetCounts, which also counts all facet labels.
FloatTaxonomyFacets(String indexFieldName, TaxonomyReader taxoReader, FacetsConfig config)	Sole constructor.
IntTaxonomyFacets(String indexFieldName, TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc)	Sole constructor.
TaxonomyFacetCounts(OrdinalsReader ordinalsReader, TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc)	Deprecated. Create TaxonomyFacetCounts, which also counts all facet labels.
TaxonomyFacetLabels(TaxonomyReader taxoReader, String indexFieldName)	Sole constructor.
TaxonomyFacets(String indexFieldName, TaxonomyReader taxoReader, FacetsConfig config)	Sole constructor.
TaxonomyFacetSumFloatAssociations(String indexFieldName, TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc)	Create TaxonomyFacetSumFloatAssociations against the specified index field.
TaxonomyFacetSumFloatAssociations(TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc)	Create TaxonomyFacetSumFloatAssociations against the default index field.
TaxonomyFacetSumIntAssociations(String indexFieldName, TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc)	Create TaxonomyFacetSumIntAssociations against the specified index field.
TaxonomyFacetSumIntAssociations(TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc)	Create TaxonomyFacetSumIntAssociations against the default index field.
TaxonomyFacetSumValueSource(String indexField, TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc, DoubleValuesSource valueSource)	Aggreggates double facet values from the provided DoubleValuesSource, pulling ordinals from the specified indexed facet field.
TaxonomyFacetSumValueSource(OrdinalsReader ordinalsReader, TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc, DoubleValuesSource vs)	Deprecated. Custom binary encodings for taxonomy ordinals are no longer supported starting with Lucene 9
TaxonomyFacetSumValueSource(TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc, DoubleValuesSource valueSource)	Aggreggates double facet values from the provided DoubleValuesSource, pulling ordinals from the default indexed facet field FacetsConfig.DEFAULT_INDEX_FIELD_NAME.

Uses of TaxonomyReader in org.apache.lucene.facet.taxonomy.directory

Subclasses of TaxonomyReader in org.apache.lucene.facet.taxonomy.directory

Modifier and Type	Class	Description
class	DirectoryTaxonomyReader	A TaxonomyReader which retrieves stored taxonomy information from a Directory.