Package org.locationtech.jts.geom.util

Class PolygonExtracter

java.lang.Object

org.locationtech.jts.geom.util.PolygonExtracter

All Implemented Interfaces:

GeometryFilter

public class PolygonExtracter
extends java.lang.Object
implements GeometryFilter

Extracts all the Polygon elements from a Geometry.

Version:

1.7

See Also:

GeometryExtracter

Constructor Summary

Constructors

Constructor	Description
PolygonExtracter(java.util.List comps)	Constructs a PolygonExtracterFilter with a list in which to store Polygons found.

Method Summary

Modifier and Type	Method	Description
void	filter(Geometry geom)	Performs an operation with or on geom.
static java.util.List	getPolygons(Geometry geom)	Extracts the Polygon elements from a single Geometry and returns them in a List.
static java.util.List	getPolygons(Geometry geom, java.util.List list)	Extracts the Polygon elements from a single Geometry and adds them to the provided List.

Methods inherited from class java.lang.Object

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

Constructor Detail

PolygonExtracter

public PolygonExtracter(java.util.List comps)

Constructs a PolygonExtracterFilter with a list in which to store Polygons found.

Method Detail

getPolygons

public static java.util.List getPolygons(Geometry geom,
                                         java.util.List list)

Extracts the Polygon elements from a single Geometry and adds them to the provided List.

Parameters:

geom - the geometry from which to extract

list - the list to add the extracted elements to

getPolygons

public static java.util.List getPolygons(Geometry geom)

Extracts the Polygon elements from a single Geometry and returns them in a List.

Parameters:

geom - the geometry from which to extract

filter

public void filter(Geometry geom)

Description copied from interface: GeometryFilter

Performs an operation with or on geom.

Specified by:

filter in interface GeometryFilter

Parameters:

geom - a Geometry to which the filter is applied.