Package org.cugos.wkg

Class Geometry

java.lang.Object

org.cugos.wkg.Geometry

Direct Known Subclasses:

AbstractGeometryCollection, Curve, Point, Surface

public abstract class Geometry
extends Object

The Abstract base class for all Geometries

Author:

Jared Erickson

Field Summary

Fields

Modifier and Type	Field	Description
protected Object	data	The data property
protected Dimension	dimension	The Dimension
protected String	srid	The SRID

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	Geometry(Dimension dimension, String srid)	Create a new Geometry with Dimension and SRID

Method Summary

Modifier and Type	Method	Description
abstract List<Coordinate>	getCoordinates()	Get a List of all coordinates
Object	getData()	Get the data
Dimension	getDimension()	Get the Dimension
Envelope	getEnvelope()	Get the bounding Envelope
abstract int	getNumberOfCoordinates()	Get the number of coordinates
String	getSrid()	Get the SRID which often is null
abstract boolean	isEmpty()	Is this Geometry empty?
Geometry	setData(Object data)	Set the data
Geometry	setSrid(String srid)	Set the SRID for this GeometryType
String	toString()	Write the Geometry to WKT

Methods inherited from class java.lang.Object

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

Field Detail

srid

protected String srid

The SRID

dimension

protected final Dimension dimension

The Dimension

data

protected Object data

The data property

Constructor Detail

Geometry

protected Geometry(Dimension dimension,
                   String srid)

Create a new Geometry with Dimension and SRID

Parameters:

dimension - The Dimension

srid - The SRID

Method Detail

isEmpty

public abstract boolean isEmpty()

Is this Geometry empty?

Returns:

Whether the Geometry is empty

getNumberOfCoordinates

public abstract int getNumberOfCoordinates()

Get the number of coordinates

Returns:

The number of coordinates

getCoordinates

public abstract List<Coordinate> getCoordinates()

Get a List of all coordinates

Returns:

A List of all coordinates

getEnvelope

public Envelope getEnvelope()

Get the bounding Envelope

Returns:

The bounding Envelope

getSrid

public String getSrid()

Get the SRID which often is null

Returns:

The SRID

setSrid

public Geometry setSrid(String srid)

Set the SRID for this GeometryType

Parameters:

srid - The SRID

Returns:

This Geometry

getData

public Object getData()

Get the data

Returns:

The data

setData

public Geometry setData(Object data)

Set the data

Parameters:

data - The data

Returns:

This Geometry

getDimension

public Dimension getDimension()

Get the Dimension

Returns:

The Dimension

toString

public String toString()

Write the Geometry to WKT

Overrides:

toString in class Object

Returns:

The WKT of the Geometry