geopackage-sdk/src/main/java/mil/nga/geopackage/factory/GeoPackageManagerImpl.java
@Override
    public boolean existsAtExternalPath(String path) {
        GeoPackageMetadata metadata = getGeoPackageMetadataAtExternalPath(path);
        return metadata != null;
    }
@Override
    public boolean existsAtExternalPath(String path) {
        GeoPackageMetadata metadata = getGeoPackageMetadataAtExternalPath(path);
        return metadata != null;
    }
{@inheritDoc}