def set?
      case value.class
      when Array
        value.size == 0 ? false : true
      else
        value.nil? ? false : true
      end
    end
def set?
      case value.class
      when Array
        value.size == 0 ? false : true
      else
        value.nil? ? false : true
      end
    end
rubocop:enable CyclomaticComplexity
 Has a value been set for this parameter?
 @return [Boolean]