PolygonExtracter

com.vividsolutions.jts.geom.util

Class PolygonExtracter

java.lang.Object
- com.vividsolutions.jts.geom.util.PolygonExtracter

All Implemented Interfaces:

GeometryFilter
```
public class PolygonExtracter
extends Object
implements GeometryFilter
```
Extracts all the Polygon elements from a Geometry.

See Also:

GeometryExtracter

Constructor Summary

Constructors

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

Method Summary

All Methods

Static Methods

Instance Methods

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

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - PolygonExtracter
```
public PolygonExtracter(List comps)
```
    Constructs a PolygonExtracterFilter with a list in which to store Polygons found.
- Method Detail
  - getPolygons
```
public static List getPolygons(Geometry geom,
                               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 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.