Package org.apache.lucene.facet.taxonomy

Class TaxonomyFacets

java.lang.Object

org.apache.lucene.facet.Facets

org.apache.lucene.facet.taxonomy.TaxonomyFacets

Direct Known Subclasses:

FloatTaxonomyFacets, IntTaxonomyFacets

public abstract class TaxonomyFacets
extends Facets

Base class for all taxonomy-based facets impls.

Method Summary

Modifier and Type	Method	Description
java.util.List<FacetResult>	getAllDims(int topN)	Returns topN labels for any dimension that had hits, sorted by the number of hits that dimension matched; this is used for "sparse" faceting, where many different dimensions were indexed, for example depending on the type of document.

Methods inherited from class org.apache.lucene.facet.Facets

getSpecificValue, getTopChildren

Methods inherited from class java.lang.Object

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

Method Detail

getAllDims

public java.util.List<FacetResult> getAllDims(int topN)
                                       throws java.io.IOException

Description copied from class: Facets

Returns topN labels for any dimension that had hits, sorted by the number of hits that dimension matched; this is used for "sparse" faceting, where many different dimensions were indexed, for example depending on the type of document.

Specified by:

getAllDims in class Facets

Throws:

java.io.IOException