ch.hsr.geohash.util

Class BoundingBoxSampler

java.lang.Object

ch.hsr.geohash.util.BoundingBoxSampler

public class BoundingBoxSampler
extends java.lang.Object

Select random samples of geohashes within a bounding box, without replacement

Constructor Summary

Constructors

Constructor and Description
BoundingBoxSampler(TwoGeoHashBoundingBox bbox)
BoundingBoxSampler(TwoGeoHashBoundingBox bbox, long seed)

Method Summary

Methods

Modifier and Type	Method and Description
TwoGeoHashBoundingBox	getBoundingBox()
GeoHash	next()

Methods inherited from class java.lang.Object

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

Constructor Detail

BoundingBoxSampler

public BoundingBoxSampler(TwoGeoHashBoundingBox bbox)

Parameters:

bbox -

Throws:

java.lang.IllegalArgumentException - if the number of geohashes contained in the bounding box exceeds Integer.MAX_VALUE

BoundingBoxSampler

public BoundingBoxSampler(TwoGeoHashBoundingBox bbox,
                  long seed)

Method Detail

getBoundingBox

public TwoGeoHashBoundingBox getBoundingBox()

next

public GeoHash next()

Returns:

next sample, or NULL if all samples have been returned