org.hibernate.search.spatial.impl

Class QuadTreeFilter

java.lang.Object

org.apache.lucene.search.Filter

org.hibernate.search.spatial.impl.QuadTreeFilter

All Implemented Interfaces:

Serializable

public final class QuadTreeFilter
extends org.apache.lucene.search.Filter

Lucene Filter for filtering documents which have been indexed with Hibernate Search Spatial SpatialFieldBridge Use denormalized Quad Tree Cell Ids to return a sub set of documents near the center

Author:

Nicolas Helleringer

See Also:

SpatialFieldBridgeByQuadTree, Coordinates, Serialized Form

Constructor Summary

Constructors

Constructor and Description
QuadTreeFilter(List<String> quadTreeCellsIds, String fieldName)

Method Summary

Methods

Modifier and Type	Method and Description
org.apache.lucene.search.DocIdSet	getDocIdSet(org.apache.lucene.index.IndexReader reader) Returns Doc Ids by searching the index for document having the correct Qud Tree Cell Id at given qud tree level
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

QuadTreeFilter

public QuadTreeFilter(List<String> quadTreeCellsIds,
              String fieldName)

Method Detail

getDocIdSet

public org.apache.lucene.search.DocIdSet getDocIdSet(org.apache.lucene.index.IndexReader reader)
                                              throws IOException

Returns Doc Ids by searching the index for document having the correct Qud Tree Cell Id at given qud tree level

Specified by:

getDocIdSet in class org.apache.lucene.search.Filter

Parameters:

reader - reader to the index

Throws:

IOException

toString

public String toString()

Overrides:

toString in class Object