Class: NewRelic::Binding::Metric

Inherits:
Object
  • Object
show all
Defined in:
lib/newrelic_platform_binding/metric.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(component, name, input_value, options = {}) ⇒ Metric

Returns a new instance of Metric.



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# File 'lib/newrelic_platform_binding/metric.rb', line 7

def initialize(component, name, input_value, options = {} )
  value = input_value.to_f
  @component = component
  @name = name
  @value = value
  if options_has_required_keys(options)
    @count = options[:count].to_i
    @min = options[:min].to_f
    @max = options[:max].to_f
    @sum_of_squares = options[:sum_of_squares].to_f
  else
    PlatformLogger.warn("Metric #{@name} count, min, max, and sum_of_squares are all required if one is set, falling back to value only") unless options.size == 0
    @count = 1
    @min = value
    @max = value
    @sum_of_squares = (value * value)
  end
end

Instance Attribute Details

#component ⇒ Object (readonly)

Returns the value of attribute component.



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# File 'lib/newrelic_platform_binding/metric.rb', line 5

def component
  @component
end

#count ⇒ Object (readonly)

Returns the value of attribute count.



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# File 'lib/newrelic_platform_binding/metric.rb', line 5

def count
  @count
end

#max ⇒ Object (readonly)

Returns the value of attribute max.



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# File 'lib/newrelic_platform_binding/metric.rb', line 5

def max
  @max
end

#min ⇒ Object (readonly)

Returns the value of attribute min.



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# File 'lib/newrelic_platform_binding/metric.rb', line 5

def min
  @min
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/newrelic_platform_binding/metric.rb', line 5

def name
  @name
end

#sum_of_squares ⇒ Object (readonly)

Returns the value of attribute sum_of_squares.



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# File 'lib/newrelic_platform_binding/metric.rb', line 5

def sum_of_squares
  @sum_of_squares
end

#value ⇒ Object (readonly)

Returns the value of attribute value.



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# File 'lib/newrelic_platform_binding/metric.rb', line 5

def value
  @value
end

Instance Method Details

#aggregate(metric) ⇒ Object 



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# File 'lib/newrelic_platform_binding/metric.rb', line 26

def aggregate(metric)
  @value += metric.value
  @count += metric.count
  @min = [@min, metric.min].min
  @max = [@max, metric.max].max
  @sum_of_squares += metric.sum_of_squares
end

#to_hash ⇒ Object 



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# File 'lib/newrelic_platform_binding/metric.rb', line 34

def to_hash
  {
    name => [
      @value, @count, @min, @max, @sum_of_squares
    ]
  }
end