oracle.spatial.spark.vector.index

Class SpatialPartition

java.lang.Object

oracle.spatial.spark.vector.index.SpatialPartition

All Implemented Interfaces:

java.io.Serializable, org.apache.hadoop.io.Writable, org.apache.spark.Partition

public class SpatialPartition
extends java.lang.Object
implements org.apache.spark.Partition, java.io.Serializable, org.apache.hadoop.io.Writable

An RDD partition with spatial information

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected int	index
protected double[]	mbr

Constructor Summary

Constructors

Constructor and Description
SpatialPartition() Creates a new instance
SpatialPartition(int index, double[] mbr) Creates a new instance with the given data

Method Summary

Methods

Modifier and Type	Method and Description
boolean	contains(oracle.spatial.geometry.JGeometry geom) Returns true if the partition contains the given geometry
boolean	equals(java.lang.Object obj)
double[]	getMbr() Gets the partition's minimum bounding rectangle
int	hashCode()
int	index()
void	readFields(java.io.DataInput in)
void	setIndex(int index) Sets the partition index
java.lang.String	toString()
void	write(java.io.DataOutput out)

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

index

protected int index

mbr

protected double[] mbr

Constructor Detail

SpatialPartition

public SpatialPartition()

Creates a new instance

SpatialPartition

public SpatialPartition(int index,
                        double[] mbr)

Creates a new instance with the given data

Parameters:

index - the partition index

mbr - a minimum bounding rectangle

Method Detail

setIndex

public void setIndex(int index)

Sets the partition index

Parameters:

index -

index

public int index()

Specified by:

index in interface org.apache.spark.Partition

getMbr

public double[] getMbr()

Gets the partition's minimum bounding rectangle

Returns:

contains

public boolean contains(oracle.spatial.geometry.JGeometry geom)

Returns true if the partition contains the given geometry

Parameters:

geom -

Returns:

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

hashCode

public int hashCode()

Specified by:

hashCode in interface org.apache.spark.Partition

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

readFields

public void readFields(java.io.DataInput in)
                throws java.io.IOException

Specified by:

readFields in interface org.apache.hadoop.io.Writable

Throws:

java.io.IOException

write

public void write(java.io.DataOutput out)
           throws java.io.IOException

Specified by:

write in interface org.apache.hadoop.io.Writable

Throws:

java.io.IOException