def read_timeout_property value, default
      case value
      when nil   ; read_timeout_property default, default
      when false ; false
      when 0     ; false
      else
        value.is_a?(Numeric) && value > 0 or raise ArgumentError, "value #{value.inspect} should be false, zero, or a positive number."
        value
      end
    end
def read_timeout_property value, default
      case value
      when nil   ; read_timeout_property default, default
      when false ; false
      when 0     ; false
      else
        value.is_a?(Numeric) && value > 0 or raise ArgumentError, "value #{value.inspect} should be false, zero, or a positive number."
        value
      end
    end
key where request id is stored if generated by action dispatch
 helper methods to read timeout properties. Ensure they're always positive numbers or false. When set to false (or 0), their behaviour is disabled.