org.teiid.query.function

Class GeometryUtils

java.lang.Object

org.teiid.query.function.GeometryUtils

public class GeometryUtils
extends Object

Utility methods for geometry TODO: determine if we should use buffermanager to minimize memory footprint

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	GeometryUtils.Extent
static class	GeometryUtils.Ordinate

Constructor Summary

Constructors

Constructor and Description
GeometryUtils()

Method Summary

Modifier and Type	Method and Description
static double	area(GeometryType geom)
static GeometryType	boundary(GeometryType geom)
static boolean	boundingBoxIntersects(GeometryType geom1, GeometryType geom2)
static GeometryType	buffer(GeometryType geom, double distance)
static GeometryType	buffer(GeometryType geom, double distance, int quadrantSegments)
static GeometryType	centroid(GeometryType geom)
static Boolean	contains(GeometryType geom1, GeometryType geom2)
static GeometryType	convexHull(GeometryType geom)
static Integer	coordDim(GeometryType geom)
static Boolean	crosses(GeometryType geom1, GeometryType geom2)
static GeometryType	difference(GeometryType geom1, GeometryType geom2)
static int	dimension(GeometryType geom)
static Boolean	disjoint(GeometryType geom1, GeometryType geom2)
static Double	distance(GeometryType geom1, GeometryType geom2)
static Boolean	dwithin(GeometryType geom1, GeometryType geom2, double distance)
static GeometryType	envelope(GeometryType geom)
static Boolean	equals(GeometryType geom1, GeometryType geom2)
static GeometryType	exteriorRing(GeometryType geom)
static GeometryType	geometryFromBlob(BlobType wkb)
static GeometryType	geometryFromBlob(BlobType wkb, int srid)
static GeometryType	geometryFromClob(ClobType wkt)
static GeometryType	geometryFromClob(ClobType wkt, Integer srid, boolean allowEwkt)
static GeometryType	geometryFromEwkb(InputStream is, Integer srid)
static GeometryType	geometryFromGeoJson(ClobType json)
static GeometryType	geometryFromGeoJson(ClobType json, int srid)
static GeometryType	geometryFromGml(ClobType gml, Integer srid)
static GeometryType	geometryFromGml(Reader reader, Integer srid)
static GeometryType	geometryN(GeometryType geom, int index)
static ClobType	geometryToClob(GeometryType geometry, boolean withSrid)
static BlobType	geometryToEwkb(GeometryType geometry) We'll take the wkb format and add the extended flag/srid
static ClobType	geometryToGeoJson(GeometryType geometry)
static ClobType	geometryToGml(CommandContext ctx, GeometryType geometry, boolean withGmlPrefix)
static String	geometryType(GeometryType geom)
static byte[]	getBytes(com.vividsolutions.jts.geom.Geometry jtsGeom, boolean bigEndian)
static com.vividsolutions.jts.geom.Geometry	getGeometry(GeometryType geom)
static com.vividsolutions.jts.geom.Geometry	getGeometry(InputStream is1, Integer srid, boolean allowEwkb)
static GeometryType	getGeometryType(com.vividsolutions.jts.geom.Geometry jtsGeom)
static GeometryType	getGeometryType(com.vividsolutions.jts.geom.Geometry jtsGeom, int srid)
static GeometryType	interiorRingN(GeometryType geom, int i)
static GeometryType	intersection(GeometryType geom1, GeometryType geom2)
static Boolean	intersects(GeometryType geom1, GeometryType geom2)
static Boolean	isClosed(GeometryType geom)
static Boolean	isEmpty(GeometryType geom)
static Boolean	isRing(GeometryType geom)
static Boolean	isSimple(GeometryType geom)
static Boolean	isValid(GeometryType geom)
static Double	length(GeometryType geom)
static GeometryType	makeEnvelope(double xmin, double ymin, double xmax, double ymax, Integer srid)
static int	numGeometries(GeometryType geom)
static Integer	numInteriorRings(GeometryType geom)
static int	numPoints(GeometryType geom)
static Boolean	orderingEquals(GeometryType geom1, GeometryType geom2)
static Double	ordinate(GeometryType geom, GeometryUtils.Ordinate ordinate)
static Boolean	overlaps(GeometryType geom1, GeometryType geom2)
static Double	perimeter(GeometryType geom)
static GeometryType	point(double x, double y)
static GeometryType	pointN(GeometryType geom, int i)
static GeometryType	pointOnSurface(GeometryType geom)
static GeometryType	polygon(GeometryType geom, int srid)
static String	relate(GeometryType geom1, GeometryType geom2)
static Boolean	relate(GeometryType geom1, GeometryType geom2, String intersectionPattern)
static GeometryType	simplify(GeometryType geom, double tolerance)
static GeometryType	simplifyPreserveTopology(GeometryType geom, double tolerance)
static GeometryType	snapToGrid(GeometryType geom, double size)
static GeometryType	startEndPoint(GeometryType geom, boolean start)
static GeometryType	symDifference(GeometryType geom1, GeometryType geom2)
static Boolean	touches(GeometryType geom1, GeometryType geom2)
static GeometryType	union(GeometryType geom1, GeometryType geom2)
static Boolean	within(GeometryType geom1, GeometryType geom2)

Methods inherited from class java.lang.Object

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

Constructor Detail

GeometryUtils

public GeometryUtils()

Method Detail

geometryToClob

public static ClobType geometryToClob(GeometryType geometry,
                                      boolean withSrid)
                               throws FunctionExecutionException

Throws:

FunctionExecutionException

geometryFromClob

public static GeometryType geometryFromClob(ClobType wkt)
                                     throws FunctionExecutionException

Throws:

FunctionExecutionException

geometryFromClob

public static GeometryType geometryFromClob(ClobType wkt,
                                            Integer srid,
                                            boolean allowEwkt)
                                     throws FunctionExecutionException

Throws:

FunctionExecutionException

geometryToGeoJson

public static ClobType geometryToGeoJson(GeometryType geometry)
                                  throws FunctionExecutionException

Throws:

FunctionExecutionException

geometryFromGeoJson

public static GeometryType geometryFromGeoJson(ClobType json)
                                        throws FunctionExecutionException

Throws:

FunctionExecutionException

geometryFromGeoJson

public static GeometryType geometryFromGeoJson(ClobType json,
                                               int srid)
                                        throws FunctionExecutionException

Throws:

FunctionExecutionException

geometryToGml

public static ClobType geometryToGml(CommandContext ctx,
                                     GeometryType geometry,
                                     boolean withGmlPrefix)
                              throws FunctionExecutionException

Throws:

FunctionExecutionException

geometryFromGml

public static GeometryType geometryFromGml(ClobType gml,
                                           Integer srid)
                                    throws FunctionExecutionException

Throws:

FunctionExecutionException

geometryFromGml

public static GeometryType geometryFromGml(Reader reader,
                                           Integer srid)
                                    throws FunctionExecutionException

Throws:

FunctionExecutionException

geometryFromBlob

public static GeometryType geometryFromBlob(BlobType wkb)
                                     throws FunctionExecutionException

Throws:

FunctionExecutionException

geometryFromBlob

public static GeometryType geometryFromBlob(BlobType wkb,
                                            int srid)
                                     throws FunctionExecutionException

Throws:

FunctionExecutionException

intersects

public static Boolean intersects(GeometryType geom1,
                                 GeometryType geom2)
                          throws FunctionExecutionException

Throws:

FunctionExecutionException

contains

public static Boolean contains(GeometryType geom1,
                               GeometryType geom2)
                        throws FunctionExecutionException

Throws:

FunctionExecutionException

disjoint

public static Boolean disjoint(GeometryType geom1,
                               GeometryType geom2)
                        throws FunctionExecutionException

Throws:

FunctionExecutionException

crosses

public static Boolean crosses(GeometryType geom1,
                              GeometryType geom2)
                       throws FunctionExecutionException

Throws:

FunctionExecutionException

distance

public static Double distance(GeometryType geom1,
                              GeometryType geom2)
                       throws FunctionExecutionException

Throws:

FunctionExecutionException

touches

public static Boolean touches(GeometryType geom1,
                              GeometryType geom2)
                       throws FunctionExecutionException

Throws:

FunctionExecutionException

overlaps

public static Boolean overlaps(GeometryType geom1,
                               GeometryType geom2)
                        throws FunctionExecutionException

Throws:

FunctionExecutionException

getGeometryType

public static GeometryType getGeometryType(com.vividsolutions.jts.geom.Geometry jtsGeom)

getGeometryType

public static GeometryType getGeometryType(com.vividsolutions.jts.geom.Geometry jtsGeom,
                                           int srid)

getBytes

public static byte[] getBytes(com.vividsolutions.jts.geom.Geometry jtsGeom,
                              boolean bigEndian)

getGeometry

public static com.vividsolutions.jts.geom.Geometry getGeometry(GeometryType geom)
                                                        throws FunctionExecutionException

Throws:

FunctionExecutionException

getGeometry

public static com.vividsolutions.jts.geom.Geometry getGeometry(InputStream is1,
                                                               Integer srid,
                                                               boolean allowEwkb)
                                                        throws FunctionExecutionException

Throws:

FunctionExecutionException

equals

public static Boolean equals(GeometryType geom1,
                             GeometryType geom2)
                      throws FunctionExecutionException

Throws:

FunctionExecutionException

geometryFromEwkb

public static GeometryType geometryFromEwkb(InputStream is,
                                            Integer srid)
                                     throws FunctionExecutionException

Throws:

FunctionExecutionException

simplify

public static GeometryType simplify(GeometryType geom,
                                    double tolerance)
                             throws FunctionExecutionException

Throws:

FunctionExecutionException

simplifyPreserveTopology

public static GeometryType simplifyPreserveTopology(GeometryType geom,
                                                    double tolerance)
                                             throws FunctionExecutionException

Throws:

FunctionExecutionException

boundingBoxIntersects

public static boolean boundingBoxIntersects(GeometryType geom1,
                                            GeometryType geom2)
                                     throws FunctionExecutionException

Throws:

FunctionExecutionException

envelope

public static GeometryType envelope(GeometryType geom)
                             throws FunctionExecutionException

Throws:

FunctionExecutionException

within

public static Boolean within(GeometryType geom1,
                             GeometryType geom2)
                      throws FunctionExecutionException

Throws:

FunctionExecutionException

dwithin

public static Boolean dwithin(GeometryType geom1,
                              GeometryType geom2,
                              double distance)
                       throws FunctionExecutionException

Throws:

FunctionExecutionException

geometryToEwkb

public static BlobType geometryToEwkb(GeometryType geometry)

We'll take the wkb format and add the extended flag/srid

Parameters:

geometry -

Returns:

area

public static double area(GeometryType geom)
                   throws FunctionExecutionException

Throws:

FunctionExecutionException

boundary

public static GeometryType boundary(GeometryType geom)
                             throws FunctionExecutionException

Throws:

FunctionExecutionException

buffer

public static GeometryType buffer(GeometryType geom,
                                  double distance)
                           throws FunctionExecutionException

Throws:

FunctionExecutionException

buffer

public static GeometryType buffer(GeometryType geom,
                                  double distance,
                                  int quadrantSegments)
                           throws FunctionExecutionException

Throws:

FunctionExecutionException

centroid

public static GeometryType centroid(GeometryType geom)
                             throws FunctionExecutionException

Throws:

FunctionExecutionException

convexHull

public static GeometryType convexHull(GeometryType geom)
                               throws FunctionExecutionException

Throws:

FunctionExecutionException

coordDim

public static Integer coordDim(GeometryType geom)
                        throws FunctionExecutionException

Throws:

FunctionExecutionException

difference

public static GeometryType difference(GeometryType geom1,
                                      GeometryType geom2)
                               throws FunctionExecutionException

Throws:

FunctionExecutionException

intersection

public static GeometryType intersection(GeometryType geom1,
                                        GeometryType geom2)
                                 throws FunctionExecutionException

Throws:

FunctionExecutionException

dimension

public static int dimension(GeometryType geom)
                     throws FunctionExecutionException

Throws:

FunctionExecutionException

startEndPoint

public static GeometryType startEndPoint(GeometryType geom,
                                         boolean start)
                                  throws FunctionExecutionException

Throws:

FunctionExecutionException

exteriorRing

public static GeometryType exteriorRing(GeometryType geom)
                                 throws FunctionExecutionException

Throws:

FunctionExecutionException

geometryN

public static GeometryType geometryN(GeometryType geom,
                                     int index)
                              throws FunctionExecutionException

Throws:

FunctionExecutionException

geometryType

public static String geometryType(GeometryType geom)
                           throws FunctionExecutionException

Throws:

FunctionExecutionException

isClosed

public static Boolean isClosed(GeometryType geom)
                        throws FunctionExecutionException

Throws:

FunctionExecutionException

isEmpty

public static Boolean isEmpty(GeometryType geom)
                       throws FunctionExecutionException

Throws:

FunctionExecutionException

isRing

public static Boolean isRing(GeometryType geom)
                      throws FunctionExecutionException

Throws:

FunctionExecutionException

isSimple

public static Boolean isSimple(GeometryType geom)
                        throws FunctionExecutionException

Throws:

FunctionExecutionException

isValid

public static Boolean isValid(GeometryType geom)
                       throws FunctionExecutionException

Throws:

FunctionExecutionException

length

public static Double length(GeometryType geom)
                     throws FunctionExecutionException

Throws:

FunctionExecutionException

numInteriorRings

public static Integer numInteriorRings(GeometryType geom)
                                throws FunctionExecutionException

Throws:

FunctionExecutionException

numGeometries

public static int numGeometries(GeometryType geom)
                         throws FunctionExecutionException

Throws:

FunctionExecutionException

numPoints

public static int numPoints(GeometryType geom)
                     throws FunctionExecutionException

Throws:

FunctionExecutionException

interiorRingN

public static GeometryType interiorRingN(GeometryType geom,
                                         int i)
                                  throws FunctionExecutionException

Throws:

FunctionExecutionException

orderingEquals

public static Boolean orderingEquals(GeometryType geom1,
                                     GeometryType geom2)
                              throws FunctionExecutionException

Throws:

FunctionExecutionException

point

public static GeometryType point(double x,
                                 double y)

pointN

public static GeometryType pointN(GeometryType geom,
                                  int i)
                           throws FunctionExecutionException

Throws:

FunctionExecutionException

perimeter

public static Double perimeter(GeometryType geom)
                        throws FunctionExecutionException

Throws:

FunctionExecutionException

pointOnSurface

public static GeometryType pointOnSurface(GeometryType geom)
                                   throws FunctionExecutionException

Throws:

FunctionExecutionException

polygon

public static GeometryType polygon(GeometryType geom,
                                   int srid)
                            throws FunctionExecutionException

Throws:

FunctionExecutionException

relate

public static Boolean relate(GeometryType geom1,
                             GeometryType geom2,
                             String intersectionPattern)
                      throws FunctionExecutionException

Throws:

FunctionExecutionException

relate

public static String relate(GeometryType geom1,
                            GeometryType geom2)
                     throws FunctionExecutionException

Throws:

FunctionExecutionException

symDifference

public static GeometryType symDifference(GeometryType geom1,
                                         GeometryType geom2)
                                  throws FunctionExecutionException

Throws:

FunctionExecutionException

union

public static GeometryType union(GeometryType geom1,
                                 GeometryType geom2)
                          throws FunctionExecutionException

Throws:

FunctionExecutionException

ordinate

public static Double ordinate(GeometryType geom,
                              GeometryUtils.Ordinate ordinate)
                       throws FunctionExecutionException

Throws:

FunctionExecutionException

makeEnvelope

public static GeometryType makeEnvelope(double xmin,
                                        double ymin,
                                        double xmax,
                                        double ymax,
                                        Integer srid)

snapToGrid

public static GeometryType snapToGrid(GeometryType geom,
                                      double size)
                               throws FunctionExecutionException

Throws:

FunctionExecutionException