Class: Datadog::Statsd::Serialization::StatSerializer

Inherits:
Object
  • Object
show all
Defined in:
lib/datadog/statsd/serialization/stat_serializer.rb

Instance Method Summary collapse

Constructor Details

#initialize(prefix, container_id, external_data, global_tags: []) ⇒ StatSerializer

Returns a new instance of StatSerializer.



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# File 'lib/datadog/statsd/serialization/stat_serializer.rb', line 7

def initialize(prefix, container_id, external_data, global_tags: [])
  @prefix = prefix
  @prefix_str = prefix.to_s
  @tag_serializer = TagSerializer.new(global_tags)
  @field_serializer = FieldSerializer.new(container_id, external_data)
end

Instance Method Details

#format(metric_name, delta, type, tags: [], sample_rate: 1, cardinality: nil) ⇒ Object 



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# File 'lib/datadog/statsd/serialization/stat_serializer.rb', line 14

def format(metric_name, delta, type, tags: [], sample_rate: 1, cardinality: nil)
  metric_name = formatted_metric_name(metric_name)
  fields = field_serializer.format(cardinality)

  if sample_rate != 1
    if tags_list = tag_serializer.format(tags)
      "#{@prefix_str}#{metric_name}:#{delta}|#{type}|@#{sample_rate}|##{tags_list}#{fields}"
    else
      "#{@prefix_str}#{metric_name}:#{delta}|#{type}|@#{sample_rate}#{fields}"
    end
  else
    if tags_list = tag_serializer.format(tags)
      "#{@prefix_str}#{metric_name}:#{delta}|#{type}|##{tags_list}#{fields}"
    else
      "#{@prefix_str}#{metric_name}:#{delta}|#{type}#{fields}"
    end
  end
end

#global_tags ⇒ Object 



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# File 'lib/datadog/statsd/serialization/stat_serializer.rb', line 33

def global_tags
  tag_serializer.global_tags
end