# File lib/active_ldap/entry_attribute.rb, line 43
    def normalize(name, allow_normalized_name=false)
      return name if name.nil?
      return nil if @names.empty? and @aliases.empty?
      name = name.to_s
      real_name = @names[name]
      real_name ||= @aliases[name.underscore]
      if real_name
        real_name
      elsif allow_normalized_name
        return nil if @normalized_names.empty?
        @normalized_names[normalize_attribute_name(name)]
      else
        nil
      end
    end