com.stackmob.sdk.api
Class StackMobGeoPoint

java.lang.Object
  com.stackmob.sdk.api.StackMobGeoPoint

public class StackMobGeoPoint
extends Object

Represents a longitude/latitude pair that can be stored and queried against in StackMob

Constructor Summary

StackMobGeoPoint(Double lon, Double lat)
create a geopoint in terms of longitude and latitude radian

Method Summary

List<String>	asList() a list representation of this geopoint
Double	getLatitude() the latitude of this geopoint
Double	getLongitude() the longitude of this geopoint
Double	getQueryDistanceRadians() if this GeoPoint came from a "fieldIsNear" query, this will return the distance between this point and the reference point from the query
static Double	kmToRadians(double km) convert kilometers to radians on the Earth's surface
static Double	miToRadians(double mi) convert miles to radians on the Earth's surface
static Double	radiansToKm(double radians) convert radians on the Earth's surface to kilometers
static Double	radiansToMi(double radians) convert radians on the Earth's surface to miles

Methods inherited from class java.lang.Object

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

Constructor Detail

StackMobGeoPoint

public StackMobGeoPoint(Double lon,
                        Double lat)

create a geopoint in terms of longitude and latitude radian

Parameters:

lon - longitude between +/- 180

lat - latitude between +/- 90

Method Detail

getLongitude

public Double getLongitude()

the longitude of this geopoint

Returns:

the longitude

getLatitude

public Double getLatitude()

the latitude of this geopoint

Returns:

the latitude

getQueryDistanceRadians

public Double getQueryDistanceRadians()

if this GeoPoint came from a "fieldIsNear" query, this will return the distance between this point and the reference point from the query

Returns:

the distance between this and the reference point

asList

public List<String> asList()

a list representation of this geopoint

Returns:

a list

radiansToMi

public static Double radiansToMi(double radians)

convert radians on the Earth's surface to miles

Parameters:

radians - input radians

Returns:

output miles

radiansToKm

public static Double radiansToKm(double radians)

convert radians on the Earth's surface to kilometers

Parameters:

radians - input radians

Returns:

output kilometers

miToRadians

public static Double miToRadians(double mi)

convert miles to radians on the Earth's surface

Parameters:

mi - input miles

Returns:

output radians

kmToRadians

public static Double kmToRadians(double km)

convert kilometers to radians on the Earth's surface

Parameters:

km - input kilometers

Returns:

output radians