class Importers {

    public static Collection<Importer> list(ImportersLoader loader, ComputationManager computationManager, ImportConfig config) {
        Objects.requireNonNull(loader);
        return loader.loadImporters().stream()
                .map(importer -> wrapImporter(loader, importer, computationManager, config))
                .collect(Collectors.toList());
    }

    private  Importers();

}