org.apache.lucene.facet.taxonomy
Class FastTaxonomyFacetCounts

java.lang.Object
  org.apache.lucene.facet.Facets
      org.apache.lucene.facet.taxonomy.TaxonomyFacets
          org.apache.lucene.facet.taxonomy.IntTaxonomyFacets
              org.apache.lucene.facet.taxonomy.FastTaxonomyFacetCounts

public class FastTaxonomyFacetCounts
extends IntTaxonomyFacets

Computes facets counts, assuming the default encoding into DocValues was used.

WARNING: This API is experimental and might change in incompatible ways in the next release.

Field Summary

Fields inherited from class org.apache.lucene.facet.taxonomy.IntTaxonomyFacets

values

Fields inherited from class org.apache.lucene.facet.taxonomy.TaxonomyFacets

children, config, indexFieldName, siblings, taxoReader

Constructor Summary

FastTaxonomyFacetCounts(String indexFieldName, TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc)
Create FastTaxonomyFacetCounts, using the specified indexFieldName for ordinals.

FastTaxonomyFacetCounts(TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc)
Create FastTaxonomyFacetCounts, which also counts all facet labels.

Method Summary

Methods inherited from class org.apache.lucene.facet.taxonomy.IntTaxonomyFacets

getSpecificValue, getTopChildren, rollup

Methods inherited from class org.apache.lucene.facet.taxonomy.TaxonomyFacets

getAllDims, verifyDim

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FastTaxonomyFacetCounts

public FastTaxonomyFacetCounts(TaxonomyReader taxoReader,
                               FacetsConfig config,
                               FacetsCollector fc)
                        throws IOException

Create FastTaxonomyFacetCounts, which also counts all facet labels.

Throws:

IOException

FastTaxonomyFacetCounts

public FastTaxonomyFacetCounts(String indexFieldName,
                               TaxonomyReader taxoReader,
                               FacetsConfig config,
                               FacetsCollector fc)
                        throws IOException

Create FastTaxonomyFacetCounts, using the specified indexFieldName for ordinals. Use this if you had set FacetsConfig.setIndexFieldName(java.lang.String, java.lang.String) to change the index field name for certain dimensions.

Throws:

IOException