def deadline=(days)
      unless days == NO_DEADLINE
        days = JSS::Validate.integer(days)
        days = NO_DEADLINE unless days.positive?
      end
      return if days == deadline
      @deadline = days
      @need_to_update = true
    end
def deadline=(days)
      unless days == NO_DEADLINE
        days = JSS::Validate.integer(days)
        days = NO_DEADLINE unless days.positive?
      end
      return if days == deadline
      @deadline = days
      @need_to_update = true
    end
see attr_reader :deadline