Package com.ehealthsystem.map

Class GeoDistance

java.lang.Object

com.ehealthsystem.map.GeoDistance

public class GeoDistance
extends Object

Constructor Summary

Constructors

Constructor	Description
GeoDistance()

Method Summary

Modifier and Type	Method	Description
static ArrayList<DoctorDistance>	filterDoctorsInRangeBatchRequest(ArrayList<Doctor> doctors, String userGeoData, double range)	Reduce a list of doctors to only include ones that are in a specific range from the user, determining the distance using Google Maps DistanceMatrix API, sent in a single batch request
static ArrayList<DoctorDistance>	filterDoctorsInRangeIndividualRequests(ArrayList<Doctor> doctors, String userGeoData, double range)	Reduce a list of doctors to only include ones that are in a specific range from the user, determining the distance using Google Maps DistanceMatrix API, requests sent individually
static ArrayList<DoctorDistance>	filterDoctorsInRangeWithLocalCalculation(ArrayList<Doctor> doctors, com.google.maps.model.LatLng location, double range)	Reduce a list of doctors to only include ones that are in a specific range from the user, determining the distance using local calculation (Haversine formula)
static com.google.maps.model.DistanceMatrix	getDistances(String userGeoData, String[] doctorGeoData)	Calculate driving distance from one source to several destinations using Google Maps DistanceMatrix API
static void	main(String[] args)

Methods inherited from class java.lang.Object

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

Constructor Details

GeoDistance

public GeoDistance()

Method Details

getDistances

public static com.google.maps.model.DistanceMatrix getDistances(String userGeoData,
 String[] doctorGeoData)
                                                         throws IOException,
InterruptedException,
com.google.maps.errors.ApiException

Calculate driving distance from one source to several destinations using Google Maps DistanceMatrix API

Parameters:

userGeoData - source address, can be as textual address or in coordinates

doctorGeoData - array of destinations to determine distances to

Returns:

the requested distances

Throws:

IOException

InterruptedException

com.google.maps.errors.ApiException

filterDoctorsInRangeIndividualRequests

public static ArrayList<DoctorDistance> filterDoctorsInRangeIndividualRequests(ArrayList<Doctor> doctors,
 String userGeoData,
 double range)
                                                                        throws IOException,
InterruptedException,
com.google.maps.errors.ApiException

Reduce a list of doctors to only include ones that are in a specific range from the user, determining the distance using Google Maps DistanceMatrix API, requests sent individually

Parameters:

userGeoData - user location

range - maximum distance, in km (DRIVING DISTANCE because Google Maps API)

Returns:

a list of doctors that are in the range

Throws:

IOException

InterruptedException

com.google.maps.errors.ApiException

filterDoctorsInRangeBatchRequest

public static ArrayList<DoctorDistance> filterDoctorsInRangeBatchRequest(ArrayList<Doctor> doctors,
 String userGeoData,
 double range)
                                                                  throws IOException,
InterruptedException,
com.google.maps.errors.ApiException

Reduce a list of doctors to only include ones that are in a specific range from the user, determining the distance using Google Maps DistanceMatrix API, sent in a single batch request

Parameters:

userGeoData - user location

range - maximum distance, in km (DRIVING DISTANCE because Google Maps API)

Returns:

a list of doctors that are in the range

Throws:

IOException

InterruptedException

com.google.maps.errors.ApiException

filterDoctorsInRangeWithLocalCalculation

public static ArrayList<DoctorDistance> filterDoctorsInRangeWithLocalCalculation(ArrayList<Doctor> doctors,
 com.google.maps.model.LatLng location,
 double range)
                                                                          throws SQLException,
IOException,
InterruptedException,
com.google.maps.errors.ApiException

Reduce a list of doctors to only include ones that are in a specific range from the user, determining the distance using local calculation (Haversine formula)

Returns:

a list of doctors that are in the range (LINEAR DISTANCE)

Throws:

SQLException - see getDoctors()

IOException

InterruptedException

com.google.maps.errors.ApiException

main

public static void main(String[] args)
                 throws SQLException,
IOException,
InterruptedException,
com.google.maps.errors.ApiException

Throws:

SQLException

IOException

InterruptedException

com.google.maps.errors.ApiException