com.mysema.query.spatial.jts

Class JTSGeometryExpressions

java.lang.Object

com.mysema.query.spatial.jts.JTSGeometryExpressions

public final class JTSGeometryExpressions
extends Object

GeometryExpressions contains static functions for GEO operations

Method Summary

Modifier and Type	Method and Description
static StringExpression	asEWKT(JTSGeometryExpression<?> expr) Return a specified ST_Geometry value from Extended Well-Known Text representation (EWKT).
static JTSGeometryExpression<?>	collect(Expression<? extends com.vividsolutions.jts.geom.Geometry> expr1, Expression<? extends com.vividsolutions.jts.geom.Geometry> expr2) Return a specified ST_Geometry value from a collection of other geometries.
static JTSGeometryExpression<?>	collect(Expression<? extends com.vividsolutions.jts.geom.GeometryCollection> collection) Return a specified ST_Geometry value from a collection of other geometries.
static BooleanExpression	dwithin(Expression<? extends com.vividsolutions.jts.geom.Geometry> expr1, Expression<? extends com.vividsolutions.jts.geom.Geometry> expr2, double distance) Returns true if the geometries are within the specified distance of one another.
static BooleanExpression	dwithin(Expression<? extends com.vividsolutions.jts.geom.Geometry> expr1, Expression<? extends com.vividsolutions.jts.geom.Geometry> expr2, Expression<Double> distance) Returns true if the geometries are within the specified distance of one another.
static JTSGeometryExpression<?>	extent(Expression<? extends com.vividsolutions.jts.geom.GeometryCollection> collection) Returns the bounding box that bounds rows of geometries.
static JTSGeometryExpression<?>	fromText(Expression<String> text) Return a specified ST_Geometry value from Well-Known Text representation (WKT).
static JTSGeometryExpression<?>	fromText(String text) Return a specified ST_Geometry value from Well-Known Text representation (WKT).
static <T extends com.vividsolutions.jts.geom.Geometry> JTSGeometryExpression<T>	setSRID(Expression<T> expr, int srid) Sets the SRID on a geometry to a particular integer value.
static <T extends com.vividsolutions.jts.geom.Geometry> JTSGeometryExpression<T>	translate(Expression<T> expr, float deltax, float deltay) Translates the geometry to a new location using the numeric parameters as offsets.
static <T extends com.vividsolutions.jts.geom.Geometry> JTSGeometryExpression<T>	translate(Expression<T> expr, float deltax, float deltay, float deltaz) Translates the geometry to a new location using the numeric parameters as offsets.
static NumberExpression<Double>	xmax(JTSGeometryExpression<?> expr) Returns X maxima of a bounding box 2d or 3d or a geometry.
static NumberExpression<Double>	xmin(JTSGeometryExpression<?> expr) Returns X minima of a bounding box 2d or 3d or a geometry.
static NumberExpression<Double>	ymax(JTSGeometryExpression<?> expr) Returns Y maxima of a bounding box 2d or 3d or a geometry.
static NumberExpression<Double>	ymin(JTSGeometryExpression<?> expr) Returns Y minima of a bounding box 2d or 3d or a geometry.

Methods inherited from class java.lang.Object

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

Method Detail

asEWKT

public static StringExpression asEWKT(JTSGeometryExpression<?> expr)

Return a specified ST_Geometry value from Extended Well-Known Text representation (EWKT).

Parameters:

expr -

Returns:

fromText

public static JTSGeometryExpression<?> fromText(String text)

Return a specified ST_Geometry value from Well-Known Text representation (WKT).

Parameters:

text -

Returns:

fromText

public static JTSGeometryExpression<?> fromText(Expression<String> text)

Return a specified ST_Geometry value from Well-Known Text representation (WKT).

Parameters:

text -

Returns:

setSRID

public static <T extends com.vividsolutions.jts.geom.Geometry> JTSGeometryExpression<T> setSRID(Expression<T> expr,
                                                                                                int srid)

Sets the SRID on a geometry to a particular integer value.

Type Parameters:

T -

Parameters:

expr -

srid -

Returns:

xmin

public static NumberExpression<Double> xmin(JTSGeometryExpression<?> expr)

Returns X minima of a bounding box 2d or 3d or a geometry.

Parameters:

expr -

Returns:

xmax

public static NumberExpression<Double> xmax(JTSGeometryExpression<?> expr)

Returns X maxima of a bounding box 2d or 3d or a geometry.

Parameters:

expr -

Returns:

ymin

public static NumberExpression<Double> ymin(JTSGeometryExpression<?> expr)

Returns Y minima of a bounding box 2d or 3d or a geometry.

Parameters:

expr -

Returns:

ymax

public static NumberExpression<Double> ymax(JTSGeometryExpression<?> expr)

Returns Y maxima of a bounding box 2d or 3d or a geometry.

Parameters:

expr -

Returns:

dwithin

public static BooleanExpression dwithin(Expression<? extends com.vividsolutions.jts.geom.Geometry> expr1,
                                        Expression<? extends com.vividsolutions.jts.geom.Geometry> expr2,
                                        Expression<Double> distance)

Returns true if the geometries are within the specified distance of one another. For geometry units are in those of spatial reference and For geography units are in meters.

Parameters:

expr1 -

expr2 -

distance -

Returns:

dwithin

public static BooleanExpression dwithin(Expression<? extends com.vividsolutions.jts.geom.Geometry> expr1,
                                        Expression<? extends com.vividsolutions.jts.geom.Geometry> expr2,
                                        double distance)

Returns true if the geometries are within the specified distance of one another. For geometry units are in those of spatial reference and For geography units are in meters.

Parameters:

expr1 -

expr2 -

distance -

Returns:

extent

public static JTSGeometryExpression<?> extent(Expression<? extends com.vividsolutions.jts.geom.GeometryCollection> collection)

Returns the bounding box that bounds rows of geometries.

Parameters:

collection -

Returns:

collect

public static JTSGeometryExpression<?> collect(Expression<? extends com.vividsolutions.jts.geom.GeometryCollection> collection)

Return a specified ST_Geometry value from a collection of other geometries.

Parameters:

collection -

Returns:

collect

public static JTSGeometryExpression<?> collect(Expression<? extends com.vividsolutions.jts.geom.Geometry> expr1,
                                               Expression<? extends com.vividsolutions.jts.geom.Geometry> expr2)

Return a specified ST_Geometry value from a collection of other geometries.

Parameters:

expr1 -

expr2 -

Returns:

translate

public static <T extends com.vividsolutions.jts.geom.Geometry> JTSGeometryExpression<T> translate(Expression<T> expr,
                                                                                                  float deltax,
                                                                                                  float deltay)

Translates the geometry to a new location using the numeric parameters as offsets.

Type Parameters:

T -

Parameters:

expr -

deltax -

deltay -

Returns:

translate

public static <T extends com.vividsolutions.jts.geom.Geometry> JTSGeometryExpression<T> translate(Expression<T> expr,
                                                                                                  float deltax,
                                                                                                  float deltay,
                                                                                                  float deltaz)

Translates the geometry to a new location using the numeric parameters as offsets.

Type Parameters:

T -

Parameters:

expr -

deltax -

deltay -

deltaz -

Returns: