oracle.spatial.spark.vector.index

Class PartitionKeyBasedPartitioner

java.lang.Object

Partitioner

oracle.spatial.spark.vector.index.SpatialPartitioner

oracle.spatial.spark.vector.index.PartitionKeyBasedPartitioner

public class PartitionKeyBasedPartitioner
extends SpatialPartitioner

A Partitioner that maps elements from pair RDDs which keys are of type PartitionKey, to partitions of type SpatialPartition which have been previously calculated by a SpatialPartitioning algorithm implementation.

Author:

hsaucedo

Constructor Summary

Constructors

Constructor and Description
PartitionKeyBasedPartitioner(java.util.List<SpatialPartition> partitions) Creates a new instance which will map RDD elements to the given spatial partitions

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object obj)
int	getPartition(java.lang.Object obj)
java.util.List<SpatialPartition>	getPartitions() Gets the partitions used to partition an RDD
int	numPartitions()

Methods inherited from class java.lang.Object

getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

PartitionKeyBasedPartitioner

public PartitionKeyBasedPartitioner(java.util.List<SpatialPartition> partitions)

Creates a new instance which will map RDD elements to the given spatial partitions

Parameters:

partitions -

Method Detail

equals

public boolean equals(java.lang.Object obj)

getPartition

public int getPartition(java.lang.Object obj)

getPartitions

public java.util.List<SpatialPartition> getPartitions()

Description copied from class: SpatialPartitioner

Gets the partitions used to partition an RDD

Specified by:

getPartitions in class SpatialPartitioner

Returns:

numPartitions

public int numPartitions()