Package org.hibernate.search.backend.lucene.search.projection.impl

Class LuceneDistanceToFieldProjection<P>

java.lang.Object

org.hibernate.search.backend.lucene.search.projection.impl.LuceneDistanceToFieldProjection<P>

Type Parameters:

P - The type of the final projection result representing accumulated distance values.

All Implemented Interfaces:

LuceneSearchProjection<P>, SearchProjection<P>

public class LuceneDistanceToFieldProjection<P>
extends Object

A projection on the distance from a given center to the GeoPoint defined in an index field.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	LuceneDistanceToFieldProjection.Builder
static class	LuceneDistanceToFieldProjection.Factory

Nested classes/interfaces inherited from interface org.hibernate.search.backend.lucene.search.projection.impl.LuceneSearchProjection

LuceneSearchProjection.Extractor<E,P>

Field Summary

Fields inherited from interface org.hibernate.search.backend.lucene.search.projection.impl.LuceneSearchProjection

log

Method Summary

Modifier and Type	Method	Description
final Set<String>	indexNames()
LuceneSearchProjection.Extractor<?,P>	request(ProjectionRequestContext context)	Request the collection of per-document data that will be used in LuceneSearchProjection.Extractor.values(ProjectionExtractContext), making sure that the requirements for this projection are met.
String	toString()

Methods inherited from class java.lang.Object

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

Method Details

toString

public String toString()

Overrides:

toString in class Object

request

public LuceneSearchProjection.Extractor<?,P> request(ProjectionRequestContext context)

Description copied from interface: LuceneSearchProjection

Request the collection of per-document data that will be used in LuceneSearchProjection.Extractor.values(ProjectionExtractContext), making sure that the requirements for this projection are met.

Parameters:

context - An execution context for the request.

Returns:

An LuceneSearchProjection.Extractor, to extract the result of the projection from the Elasticsearch response.

indexNames

public final Set<String> indexNames()

Specified by:

indexNames in interface LuceneSearchProjection<P>