oracle.spatial.hadoop.vector.binning

Class HexBinningAlg

java.lang.Object

oracle.spatial.hadoop.vector.binning.HexBinningAlg

All Implemented Interfaces:

BinningAlg

public class HexBinningAlg
extends java.lang.Object
implements BinningAlg

An implementation of BinningAlg for generating spatial binning with hexagonal cells

Constructor Summary

Constructors

Constructor and Description
HexBinningAlg(BinningConfig binConf) Creates a new instance of HexBinningAlg

Method Summary

Methods

Modifier and Type	Method and Description
BinningConfig	getBinningConfig() Gets the binning configuration
void	getCell(double x, double y, int[] cell) Gets the row and column of the cell that contains the given point.
void	getCell(long cellId, int[] cell) Gets the row and column of the cell with the given id
long	getCellId(int[] cell) Gets the id of the cell represented by the given row and column
void	getCellMbr(int[] cell, double[] cellMbr) Gets the minimum bounding box of the given cell's row and column
void	getCellOrdinates(int[] cell, double[] cellOrdinates) Gets the ordinates of the given cell
int	getCellOrdinatesLength() Gets the number of ordinates that contains any cell created by this algorithm
boolean	isValidCell(int[] cell) Indicates whether a given cell is valid within the current binning configuration or not

Methods inherited from class java.lang.Object

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

Constructor Detail

HexBinningAlg

public HexBinningAlg(BinningConfig binConf)

Creates a new instance of HexBinningAlg

Parameters:

binConf - a binning configuration

Method Detail

getBinningConfig

public BinningConfig getBinningConfig()

Description copied from interface: BinningAlg

Gets the binning configuration

Specified by:

getBinningConfig in interface BinningAlg

Returns:

a BinniningConfig instance

getCell

public void getCell(double x,
           double y,
           int[] cell)

Description copied from interface: BinningAlg

Gets the row and column of the cell that contains the given point.

Specified by:

getCell in interface BinningAlg

Parameters:

x - The point`s x ordinate

y - The point`s y ordinate

cell - An output parameter which will hold the cell's row and column

getCellMbr

public void getCellMbr(int[] cell,
              double[] cellMbr)

Description copied from interface: BinningAlg

Gets the minimum bounding box of the given cell's row and column

Specified by:

getCellMbr in interface BinningAlg

Parameters:

cell - a cell's row and column

cellMbr - An output parameter which will hold the cell's mbr

getCellOrdinates

public void getCellOrdinates(int[] cell,
                    double[] cellOrdinates)

Description copied from interface: BinningAlg

Gets the ordinates of the given cell

Specified by:

getCellOrdinates in interface BinningAlg

Parameters:

cell - a cell's row and column

cellOrdinates - An output parameter which will hold the cell's ordinates

getCellOrdinatesLength

public int getCellOrdinatesLength()

Description copied from interface: BinningAlg

Gets the number of ordinates that contains any cell created by this algorithm

Specified by:

getCellOrdinatesLength in interface BinningAlg

Returns:

the number of ordinates

getCell

public void getCell(long cellId,
           int[] cell)

Description copied from interface: BinningAlg

Gets the row and column of the cell with the given id

Specified by:

getCell in interface BinningAlg

Parameters:

cellId - the cell id

cell - An output parameter which will hold the cell's row and column

getCellId

public long getCellId(int[] cell)

Description copied from interface: BinningAlg

Gets the id of the cell represented by the given row and column

Specified by:

getCellId in interface BinningAlg

Parameters:

cell - a cell's row and column

Returns:

the cell id

isValidCell

public boolean isValidCell(int[] cell)

Description copied from interface: BinningAlg

Indicates whether a given cell is valid within the current binning configuration or not

Specified by:

isValidCell in interface BinningAlg

Parameters:

cell - a cell's row and column

Returns:

true if the cell is valid