Code example for LocationManager

Methods: addProximityAlert

    private void addProximityAlert(double latitude, double longitude) {
        Intent intent = new Intent(PROX_ALERT_INTENT);
        PendingIntent proximityIntent = PendingIntent.getBroadcast(this, 0, intent, 0);
            latitude, // the latitude of the central point of the alert region
            longitude, // the longitude of the central point of the alert region
            POINT_RADIUS, // the radius of the central point of the alert region, in meters
            PROX_ALERT_EXPIRATION, // time for this proximity alert, in milliseconds, or -1 to indicate no expiration 
            proximityIntent // will be used to generate an Intent to fire when entry to or exit from the alert region is detected
       IntentFilter filter = new IntentFilter(PROX_ALERT_INTENT);  
       registerReceiver(new ProximityIntentReceiver(), filter);
    private Location retrievelocationFromPreferences() {
    	       SharedPreferences prefs =