org.geotools.shapefile
Class NullShapeHandler

java.lang.Object
  org.geotools.shapefile.NullShapeHandler

All Implemented Interfaces:

ShapeHandler

public class NullShapeHandler
extends java.lang.Object
implements ShapeHandler

Null Shape handler for files containing only null shapes.

Constructor Summary

NullShapeHandler()

NullShapeHandler(int type)

Method Summary

com.vividsolutions.jts.geom.Geometry	getEmptyGeometry(com.vividsolutions.jts.geom.GeometryFactory factory) Return a empty geometry.
int	getLength(com.vividsolutions.jts.geom.Geometry geometry) Calcuates the record length of this object.
int	getShapeType() Returns the shapefile shape type value for a point
com.vividsolutions.jts.geom.Geometry	read(EndianDataInputStream file, com.vividsolutions.jts.geom.GeometryFactory geometryFactory, int contentLength)
void	write(com.vividsolutions.jts.geom.Geometry geometry, EndianDataOutputStream file)

Methods inherited from class java.lang.Object

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

Constructor Detail

NullShapeHandler

public NullShapeHandler(int type)
                 throws InvalidShapefileException

Throws:

InvalidShapefileException

NullShapeHandler

public NullShapeHandler()

Method Detail

read

public com.vividsolutions.jts.geom.Geometry read(EndianDataInputStream file,
                                                 com.vividsolutions.jts.geom.GeometryFactory geometryFactory,
                                                 int contentLength)
                                          throws java.io.IOException,
                                                 InvalidShapefileException

Specified by:

read in interface ShapeHandler

Throws:

java.io.IOException

InvalidShapefileException

write

public void write(com.vividsolutions.jts.geom.Geometry geometry,
                  EndianDataOutputStream file)
           throws java.io.IOException

Specified by:

write in interface ShapeHandler

Throws:

java.io.IOException

getShapeType

public int getShapeType()

Returns the shapefile shape type value for a point

Specified by:

getShapeType in interface ShapeHandler

Returns:

int Shapefile.POINT

getLength

public int getLength(com.vividsolutions.jts.geom.Geometry geometry)

Calcuates the record length of this object.

Specified by:

getLength in interface ShapeHandler

Returns:

the length of a null shape (in 16 bits WORDS)

getEmptyGeometry

public com.vividsolutions.jts.geom.Geometry getEmptyGeometry(com.vividsolutions.jts.geom.GeometryFactory factory)

Return a empty geometry.

Specified by:

getEmptyGeometry in interface ShapeHandler