presto-spi/src/main/java/io/prestosql/spi/type/TypeSignature.java/TypeSignature/parametricType
class TypeSignature:    public static TypeSignature parametricType(String name, TypeSignature... parameters)
    {
        return new TypeSignature(
                name,
                Arrays.asList(parameters).stream()
                        .map(TypeSignatureParameter::typeParameter)
                        .collect(Collectors.toList()));
    }