class GMTEDProvider extends AbstractTiffElevationProvider {

    String getFileName(double lat, double lon) {
        int lonInt = getMinLonForTile(lon);
        int latInt = getMinLatForTile(lat);
        return toLowerCase(getLatString(latInt) + getNorthString(latInt) + getLonString(lonInt) + getEastString(lonInt) + FILE_NAME_END);
    }

    public  GMTEDProvider();
    public  GMTEDProvider(String cacheDir);

}