org.geolatte.geom.codec.db.oracle

Class AbstractSDODecoder

java.lang.Object

org.geolatte.geom.codec.db.oracle.AbstractSDODecoder

All Implemented Interfaces:

Decoder<SDOGeometry>

Direct Known Subclasses:

GeometryCollectionSdoDecoder, LineStringSdoDecoder, MultiLineSdoDecoder, MultiPointSdoDecoder, MultiPolygonSdoDecoder, PointSdoDecoder, PolygonSdoDecoder

public abstract class AbstractSDODecoder
extends Object
implements Decoder<SDOGeometry>

Created by Karel Maesen, Geovise BVBA on 17/02/15.

Constructor Summary

Constructors

Constructor and Description
AbstractSDODecoder()

Method Summary

Modifier and Type	Method and Description
protected <P extends Position> PositionSequence<P>	add(PositionSequence<P> seq1, int seq1Offset, PositionSequence<P> seq2, int seq2Offset)
protected <P extends Position> PositionSequence<P>	add(PositionSequence<P> seq1, PositionSequence<P> seq2)
protected <P extends Position> PositionSequence<P>	convertOrdinateArray(Double[] oordinates, SDOGeometry sdoGeom, CoordinateReferenceSystem<P> crs)
Geometry<?>	decode(SDOGeometry nativeGeom)
protected Double[]	extractOrdinatesOfElement(int element, SDOGeometry sdoGeom, boolean hasNextSE)
protected <P extends Position> PositionSequence<P>	getCompoundCSeq(int idxFirst, int idxLast, SDOGeometry sdoGeom) Gets the CoordinateSequence corresponding to a compound element.
protected <P extends Position> PositionSequence<P>	getElementCSeq(int i, SDOGeometry sdoGeom, boolean hasNextSE, CoordinateReferenceSystem<P> crs) Gets the CoordinateSequence corresponding to an element.
protected <P extends Position> PositionSequence<P>	linearize(PositionSequence<P> positions, boolean entireCirlce) Linearizes arcs and circles.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.geolatte.geom.codec.db.Decoder

accepts

Constructor Detail

AbstractSDODecoder

public AbstractSDODecoder()

Method Detail

decode

public Geometry<?> decode(SDOGeometry nativeGeom)

Specified by:

decode in interface Decoder<SDOGeometry>

convertOrdinateArray

protected <P extends Position> PositionSequence<P> convertOrdinateArray(Double[] oordinates,
                                                                        SDOGeometry sdoGeom,
                                                                        CoordinateReferenceSystem<P> crs)

add

protected <P extends Position> PositionSequence<P> add(PositionSequence<P> seq1,
                                                       PositionSequence<P> seq2)

add

protected <P extends Position> PositionSequence<P> add(PositionSequence<P> seq1,
                                                       int seq1Offset,
                                                       PositionSequence<P> seq2,
                                                       int seq2Offset)

getCompoundCSeq

protected <P extends Position> PositionSequence<P> getCompoundCSeq(int idxFirst,
                                                                   int idxLast,
                                                                   SDOGeometry sdoGeom)

Gets the CoordinateSequence corresponding to a compound element.

Parameters:

idxFirst - the first sub-element of the compound element

idxLast - the last sub-element of the compound element

sdoGeom - the SDOGeometry that holds the compound element.

Returns:

getElementCSeq

protected <P extends Position> PositionSequence<P> getElementCSeq(int i,
                                                                  SDOGeometry sdoGeom,
                                                                  boolean hasNextSE,
                                                                  CoordinateReferenceSystem<P> crs)

Gets the CoordinateSequence corresponding to an element.

Parameters:

i -

sdoGeom -

Returns:

linearize

protected <P extends Position> PositionSequence<P> linearize(PositionSequence<P> positions,
                                                             boolean entireCirlce)

Linearizes arcs and circles.

Returns:

linearized interpolation of arcs or circle

extractOrdinatesOfElement

protected Double[] extractOrdinatesOfElement(int element,
                                             SDOGeometry sdoGeom,
                                             boolean hasNextSE)