Module org.apache.lucene.facet

Package org.apache.lucene.facet.facetset

Class FacetSetsField

java.lang.Object

org.apache.lucene.document.Field

org.apache.lucene.document.BinaryDocValuesField

org.apache.lucene.facet.facetset.FacetSetsField

All Implemented Interfaces:

IndexableField

public class FacetSetsField
extends BinaryDocValuesField

A BinaryDocValuesField which encodes a list of facet sets. The encoding scheme consists of a packed byte[] where the first value denotes the number of dimensions in all the sets, followed by each set's values.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.lucene.document.Field

Field.Store

Field Summary

Fields inherited from class org.apache.lucene.document.BinaryDocValuesField

TYPE

Fields inherited from class org.apache.lucene.document.Field

fieldsData, name, type

Constructor Summary

Constructors

Modifier	Constructor	Description
private	FacetSetsField(String name, BytesRef value)

Method Summary

Modifier and Type	Method	Description
static FacetSetsField	create(String name, FacetSet... facetSets)	Create a new FacetSets field.
private static BytesRef	toPackedValues(FacetSet... facetSets)

Methods inherited from class org.apache.lucene.document.Field

binaryValue, fieldType, getCharSequenceValue, invertableType, name, numericValue, readerValue, setBytesValue, setBytesValue, setByteValue, setDoubleValue, setFloatValue, setIntValue, setLongValue, setReaderValue, setShortValue, setStringValue, setTokenStream, storedValue, stringValue, tokenStream, tokenStreamValue, toString

Methods inherited from class java.lang.Object

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

Constructor Details

FacetSetsField

private FacetSetsField(String name,
 BytesRef value)

Method Details

create

public static FacetSetsField create(String name,
 FacetSet... facetSets)

Create a new FacetSets field.

Parameters:

name - field name

facetSets - the facet sets to index in that field. All must have the same number of dimensions

Throws:

IllegalArgumentException - if the field name is null or the given facet sets are invalid

toPackedValues

private static BytesRef toPackedValues(FacetSet... facetSets)