# File lib/active_ldap/populate.rb, line 36
    def ensure_dc(name, prefix, base_class=nil)
      base_class ||= Base
      name = name.to_s if name.is_a?(DN)
      name = name.gsub(/\Adc\s*=\s*/i, '')

      dc_class = Class.new(base_class)
      dc_class.ldap_mapping(:dn_attribute => "dc",
                            :prefix => "",
                            :scope => :base,
                            :classes => ["top", "dcObject", "organization"])
      dc_class.base = prefix
      return if dc_class.exist?(name)
      dc = dc_class.new(name)
      dc.o = dc.dc
      dc.save!
    end