Package org.apache.lucene.facet.taxonomy
Class FastTaxonomyFacetCounts
- java.lang.Object
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- org.apache.lucene.facet.Facets
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- org.apache.lucene.facet.taxonomy.TaxonomyFacets
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- org.apache.lucene.facet.taxonomy.IntTaxonomyFacets
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- org.apache.lucene.facet.taxonomy.FastTaxonomyFacetCounts
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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.
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Field Summary
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Fields inherited from class org.apache.lucene.facet.taxonomy.IntTaxonomyFacets
aggregationFunction, sparseValues, values
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Fields inherited from class org.apache.lucene.facet.taxonomy.TaxonomyFacets
config, indexFieldName, parents, taxoReader
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Constructor Summary
Constructors Constructor Description FastTaxonomyFacetCounts(String indexFieldName, TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc)
CreateFastTaxonomyFacetCounts
, using the specifiedindexFieldName
for ordinals.FastTaxonomyFacetCounts(String indexFieldName, IndexReader reader, TaxonomyReader taxoReader, FacetsConfig config)
CreateFastTaxonomyFacetCounts
, using the specifiedindexFieldName
for ordinals, and counting all non-deleted documents in the index.FastTaxonomyFacetCounts(TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc)
CreateFastTaxonomyFacetCounts
, which also counts all facet labels.
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Method Summary
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Methods inherited from class org.apache.lucene.facet.taxonomy.IntTaxonomyFacets
getAllChildren, getSpecificValue, getTopChildren, getTopDims, getValue, increment, increment, rollup, useHashTable
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Methods inherited from class org.apache.lucene.facet.taxonomy.TaxonomyFacets
childrenLoaded, getAllDims, getChildren, getSiblings, siblingsLoaded, verifyDim
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Methods inherited from class org.apache.lucene.facet.Facets
validateTopN
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Constructor Detail
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FastTaxonomyFacetCounts
public FastTaxonomyFacetCounts(TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc) throws IOException
CreateFastTaxonomyFacetCounts
, which also counts all facet labels.- Throws:
IOException
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FastTaxonomyFacetCounts
public FastTaxonomyFacetCounts(String indexFieldName, TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc) throws IOException
CreateFastTaxonomyFacetCounts
, using the specifiedindexFieldName
for ordinals. Use this if you had setFacetsConfig.setIndexFieldName(java.lang.String, java.lang.String)
to change the index field name for certain dimensions.- Throws:
IOException
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FastTaxonomyFacetCounts
public FastTaxonomyFacetCounts(String indexFieldName, IndexReader reader, TaxonomyReader taxoReader, FacetsConfig config) throws IOException
CreateFastTaxonomyFacetCounts
, using the specifiedindexFieldName
for ordinals, and counting all non-deleted documents in the index. This is the same result as searching onMatchAllDocsQuery
, but faster- Throws:
IOException
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