Class: LogStash::OutputDelegator

Inherits:
Object
  • Object
show all
Defined in:
lib/logstash/output_delegator.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(output_class, metric, execution_context, strategy_registry, plugin_args) ⇒ OutputDelegator

Returns a new instance of OutputDelegator.

Raises:

  • (ArgumentError) 


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# File 'lib/logstash/output_delegator.rb', line 10

def initialize(output_class, metric, execution_context, strategy_registry, plugin_args)
  @output_class = output_class
  @metric = metric
  @id = plugin_args["id"]

  raise ArgumentError, "No strategy registry specified" unless strategy_registry
  raise ArgumentError, "No ID specified! Got args #{plugin_args}" unless id

  @namespaced_metric = metric.namespace(id.to_sym)
  @namespaced_metric.gauge(:name, config_name)
  @metric_events = @namespaced_metric.namespace(:events)
  @in_counter = @metric_events.counter(:in)
  @out_counter = @metric_events.counter(:out)
  @time_metric = @metric_events.counter(:duration_in_millis)
  @strategy = strategy_registry.
                class_for(self.concurrency).
                new(@output_class, @namespaced_metric, execution_context, plugin_args)
end

Instance Attribute Details

#id ⇒ Object (readonly)

Returns the value of attribute id.



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# File 'lib/logstash/output_delegator.rb', line 8

def id
  @id
end

#metric ⇒ Object (readonly)

Returns the value of attribute metric.



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# File 'lib/logstash/output_delegator.rb', line 8

def metric
  @metric
end

#metric_events ⇒ Object (readonly)

Returns the value of attribute metric_events.



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# File 'lib/logstash/output_delegator.rb', line 8

def metric_events
  @metric_events
end

#namespaced_metric ⇒ Object (readonly)

Returns the value of attribute namespaced_metric.



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# File 'lib/logstash/output_delegator.rb', line 8

def namespaced_metric
  @namespaced_metric
end

#strategy ⇒ Object (readonly)

Returns the value of attribute strategy.



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# File 'lib/logstash/output_delegator.rb', line 8

def strategy
  @strategy
end

Instance Method Details

#concurrency ⇒ Object 



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# File 'lib/logstash/output_delegator.rb', line 37

def concurrency
  @output_class.concurrency
end

#config_name ⇒ Object 



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# File 'lib/logstash/output_delegator.rb', line 29

def config_name
  @output_class.config_name
end

#do_close ⇒ Object 



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# File 'lib/logstash/output_delegator.rb', line 54

def do_close
  @strategy.do_close
end

#multi_receive(events) ⇒ Object 



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# File 'lib/logstash/output_delegator.rb', line 45

def multi_receive(events)
  count = events.size
  @in_counter.increment(count)
  start_time = java.lang.System.nano_time
  @strategy.multi_receive(events)
  @time_metric.increment((java.lang.System.nano_time - start_time) / 1_000_000)
  @out_counter.increment(count)
end

#register ⇒ Object 



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# File 'lib/logstash/output_delegator.rb', line 41

def register
  @strategy.register
end

#reloadable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/logstash/output_delegator.rb', line 33

def reloadable?
  @output_class.reloadable?
end