Package org.locationtech.jts.util

Class UniqueCoordinateArrayFilter

java.lang.Object

org.locationtech.jts.util.UniqueCoordinateArrayFilter

All Implemented Interfaces:

CoordinateFilter

public class UniqueCoordinateArrayFilter
extends Object
implements CoordinateFilter

A CoordinateFilter that builds a set of Coordinates. The set of coordinates contains no duplicate points. It preserves the order of the input points.

Version:

1.7

Field Summary

Fields

Modifier and Type	Field	Description
(package private) ArrayList	list
(package private) TreeSet	treeSet

Constructor Summary

Constructors

Constructor	Description
UniqueCoordinateArrayFilter()

Method Summary

Modifier and Type	Method	Description
void	filter(Coordinate coord)	Performs an operation with the coord.
static Coordinate[]	filterCoordinates(Coordinate[] coords)	Convenience method which allows running the filter over an array of Coordinates.
Coordinate[]	getCoordinates()	Returns the gathered Coordinates.

Methods inherited from class java.lang.Object

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

Field Details

treeSet

TreeSet treeSet

list

ArrayList list

Constructor Details

UniqueCoordinateArrayFilter

public UniqueCoordinateArrayFilter()

Method Details

filterCoordinates

public static Coordinate[] filterCoordinates(Coordinate[] coords)

Convenience method which allows running the filter over an array of Coordinates.

Parameters:

coords - an array of coordinates

Returns:

an array of the unique coordinates

getCoordinates

public Coordinate[] getCoordinates()

Returns the gathered Coordinates.

Returns:

the Coordinates collected by this CoordinateArrayFilter

filter

public void filter(Coordinate coord)

Description copied from interface: CoordinateFilter

Performs an operation with the coord. There is no guarantee that the coordinate is the actual object stored in the target geometry.

Specified by:

filter in interface CoordinateFilter

Parameters:

coord - a Coordinate to which the filter is applied.