# File lib/dnsruby/resource/NXT.rb, line 94
  def self.build_rdata(next_domain, types)
    next_domain = Name.create(next_domain) if next_domain.is_a?(String)
    types = TypeBitmap.from_type_codes(types) if types.is_a?(Array)

    binary_string = ''.force_encoding('ASCII-8BIT')
    binary_string << next_domain.canonical
    binary_string << BitMapping.reverse_binary_string_bits(types.to_binary_string)
    binary_string
  end