com.spatial4j.core.io

Class PolyshapeReader

java.lang.Object

com.spatial4j.core.io.PolyshapeReader

All Implemented Interfaces:

ShapeIO, ShapeReader

Direct Known Subclasses:

JtsPolyshapeReader

public class PolyshapeReader
extends Object
implements ShapeReader

See Also:

PolyshapeWriter

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	PolyshapeReader.XReader from Apache 2.0 licensed: https://github.com/googlemaps/android-maps-utils/blob/master/library/src/com/google/maps/android/PolyUtil.java

Field Summary

Fields inherited from interface com.spatial4j.core.io.ShapeIO

GeoJSON, LEGACY, POLY, WKT

Constructor Summary

Constructors

Constructor and Description
PolyshapeReader(SpatialContext ctx, SpatialContextFactory factory)

Method Summary

Modifier and Type	Method and Description
String	getFormatName()
protected Shape	makeCollection(List<? extends Shape> shapes) Subclass may try to make multiple points into a MultiPoint
Shape	read(Object value)
Shape	read(Reader r) Read a Shape from the reader.
Shape	readIfSupported(Object value)
protected Shape	readPolygon(PolyshapeReader.XReader reader)

Methods inherited from class java.lang.Object

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

Constructor Detail

PolyshapeReader

public PolyshapeReader(SpatialContext ctx,
                       SpatialContextFactory factory)

Method Detail

getFormatName

public String getFormatName()

Specified by:

getFormatName in interface ShapeIO

Returns:

the format name

makeCollection

protected Shape makeCollection(List<? extends Shape> shapes)

Subclass may try to make multiple points into a MultiPoint

read

public Shape read(Object value)
           throws IOException,
                  ParseException,
                  InvalidShapeException

Specified by:

read in interface ShapeReader

Parameters:

value - -- the input value, could be a String or other object

Returns:

a shape valid shape (not null)

Throws:

IOException

ParseException

InvalidShapeException

readIfSupported

public Shape readIfSupported(Object value)
                      throws InvalidShapeException

Specified by:

readIfSupported in interface ShapeReader

Parameters:

value - -- the input value, could be a String or other object

Returns:

a shape or null, if the input was un readable. This will throw InvalidShapeException when we could read a shape, but it was invalid

Throws:

InvalidShapeException

read

public final Shape read(Reader r)
                 throws ParseException,
                        IOException

Description copied from interface: ShapeReader

Read a Shape from the reader.

Specified by:

read in interface ShapeReader

Parameters:

r - -- the input. Note, it will not be closed by this function

Returns:

a valid Shape (never null)

Throws:

ParseException

IOException

readPolygon

protected Shape readPolygon(PolyshapeReader.XReader reader)
                     throws IOException

Throws:

IOException