# File lib/hammer_cli_csv/activation_keys.rb, line 121
      def update_groups(activationkey, line)
        if line[SYSTEMGROUPS] && line[SYSTEMGROUPS] != ''
          # TODO: note that existing system groups are not removed
          CSV.parse_line(line[SYSTEMGROUPS], {:skip_blanks => true}).each do |name|
            @api.resource(:host_collections)\
              .call(:add_activation_keys, {
                      'id' => katello_hostcollection(line[ORGANIZATION], :name => name),
                      'activation_key_ids' => [activationkey['id']]
                    })
          end
        end
      end