docs: public static Location getLastKnownLocation(final LocationManager pLocationManager) {
  		if (pLocationManager == null) {
  			return null;
  		}
  		final Location gpsLocation = getLastKnownLocation(pLocationManager, LocationManager.GPS_PROVIDER);
  		final Location networkLocation = getLastKnownLocation(pLocationManager, LocationManager.NETWORK_PROVIDER);
  		if (gpsLocation == null) {
  			return networkLocation;
  		} else if (networkLocation == null) {
  			return gpsLocation;
  		} else {
  			// both are non-null - use the most recent
  			if (networkLocation.getTime() > gpsLocation.getTime() + Configuration.getInstance().getGpsWaitTime()) {
  				return networkLocation;
  			} else {
  				return gpsLocation;
  			}
  		}
  	}