org.apache.lucene.facet.sortedset

Class SortedSetDocValuesFacetFields

java.lang.Object

org.apache.lucene.facet.index.FacetFields

org.apache.lucene.facet.sortedset.SortedSetDocValuesFacetFields

public class SortedSetDocValuesFacetFields
extends FacetFields

Use this to index facets if you intend to use SortedSetDocValuesAccumulator to count facets at search time. Note that this only supports flat facets (dimension + label). Instantiate this class once, and then call addFields(org.apache.lucene.document.Document, java.lang.Iterable) to add the necessary fields to each Document.

Field Summary

Fields inherited from class org.apache.lucene.facet.index.FacetFields

indexingParams, taxonomyWriter

Constructor Summary

Constructors

Constructor and Description
SortedSetDocValuesFacetFields() Create a SortedSetDocValuesFacetField with the provided CategoryPath.
SortedSetDocValuesFacetFields(FacetIndexingParams fip) Create a SortedSetDocValuesFacetField with the provided CategoryPath, and custom FacetIndexingParams.

Method Summary

Methods

Modifier and Type	Method and Description
void	addFields(Document doc, Iterable<CategoryPath> categories) Adds the needed facet fields to the document.

Methods inherited from class org.apache.lucene.facet.index.FacetFields

addCountingListData, createCategoryListMapping, drillDownFieldType, getCategoryListData, getDrillDownStream

Methods inherited from class java.lang.Object

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

Constructor Detail

SortedSetDocValuesFacetFields

public SortedSetDocValuesFacetFields()

Create a SortedSetDocValuesFacetField with the provided CategoryPath.

SortedSetDocValuesFacetFields

public SortedSetDocValuesFacetFields(FacetIndexingParams fip)

Create a SortedSetDocValuesFacetField with the provided CategoryPath, and custom FacetIndexingParams.

Method Detail

addFields

public void addFields(Document doc,
             Iterable<CategoryPath> categories)
               throws IOException

Description copied from class: FacetFields

Adds the needed facet fields to the document.

Overrides:

addFields in class FacetFields

Throws:

IOException