org.apache.sedona.core.spatialPartitioning

Class PartitioningUtils

java.lang.Object

org.apache.sedona.core.spatialPartitioning.PartitioningUtils

Direct Known Subclasses:

KDB, StandardQuadTree

public abstract class PartitioningUtils
extends Object

Constructor Summary

Constructors

Constructor and Description
PartitioningUtils()

Method Summary

Modifier and Type	Method and Description
abstract List<org.locationtech.jts.geom.Envelope>	fetchLeafZones()
abstract Set<Integer>	getKeys(org.locationtech.jts.geom.Geometry geometry)
static PartitioningUtils	getPartitioner(org.locationtech.jts.geom.Envelope boundaryEnvelope, int resolution) If the user only provides boundary and numPartitions, use equal grids.
static PartitioningUtils	getPartitioner(List<org.locationtech.jts.geom.Geometry> samples, GridType gridType, org.locationtech.jts.geom.Envelope boundaryEnvelope, int resolution)
abstract Iterator<scala.Tuple2<Integer,org.locationtech.jts.geom.Geometry>>	placeObject(org.locationtech.jts.geom.Geometry geometry)

Methods inherited from class java.lang.Object

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

Constructor Detail

PartitioningUtils

public PartitioningUtils()

Method Detail

placeObject

public abstract Iterator<scala.Tuple2<Integer,org.locationtech.jts.geom.Geometry>> placeObject(org.locationtech.jts.geom.Geometry geometry)

getKeys

public abstract Set<Integer> getKeys(org.locationtech.jts.geom.Geometry geometry)

fetchLeafZones

public abstract List<org.locationtech.jts.geom.Envelope> fetchLeafZones()

getPartitioner

public static PartitioningUtils getPartitioner(List<org.locationtech.jts.geom.Geometry> samples,
                                               GridType gridType,
                                               org.locationtech.jts.geom.Envelope boundaryEnvelope,
                                               int resolution)

getPartitioner

public static PartitioningUtils getPartitioner(org.locationtech.jts.geom.Envelope boundaryEnvelope,
                                               int resolution)

If the user only provides boundary and numPartitions, use equal grids.

Parameters:

boundaryEnvelope -

resolution -

Returns: