algoliasearch/src/main/java/com/algolia/search/saas/Query.java
public @NonNull
    Query setAroundLatLng(@Nullable LatLng location) {
        if (location == null) {
            return set(KEY_AROUND_LAT_LNG, null);
        } else {
            return set(KEY_AROUND_LAT_LNG, location.lat + "," + location.lng);
        }
    }
public @NonNull
    Query setAroundLatLng(@Nullable LatLng location) {
        if (location == null) {
            return set(KEY_AROUND_LAT_LNG, null);
        } else {
            return set(KEY_AROUND_LAT_LNG, location.lat + "," + location.lng);
        }
    }
Search for entries around a given latitude/longitude.