Class: Metrics::Agent

Inherits:
Object
  • Object
show all
Includes:
Logging
Defined in:
lib/ruby-metrics/agent.rb,
lib/ruby-metrics/integration/webrick.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Logging

included, #logger

Constructor Details

#initialize(options = {}) ⇒ Agent

Returns a new instance of Agent.



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# File 'lib/ruby-metrics/agent.rb', line 22

def initialize(options = {})
  @instruments = {}
  @reporters = {}
end

Instance Attribute Details

#instruments ⇒ Object (readonly) Also known as: registered

Returns the value of attribute instruments.



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# File 'lib/ruby-metrics/agent.rb', line 20

def instruments
  @instruments
end

#reporter ⇒ Object (readonly)

Returns the value of attribute reporter.



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# File 'lib/ruby-metrics/agent.rb', line 20

def reporter
  @reporter
end

#reporters ⇒ Object (readonly)

Returns the value of attribute reporters.



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# File 'lib/ruby-metrics/agent.rb', line 20

def reporters
  @reporters
end

Instance Method Details

#as_json(*_) ⇒ Object 



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# File 'lib/ruby-metrics/agent.rb', line 70

def as_json(*_)
  @instruments
end

#counter(name, units = '') ⇒ Object 



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# File 'lib/ruby-metrics/agent.rb', line 29

def counter(name, units = '')
  @instruments[name] ||= Instruments::Counter.new(:units => units)
end

#exponential_histogram(name) ⇒ Object 



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# File 'lib/ruby-metrics/agent.rb', line 52

def exponential_histogram(name)
  @instruments[name] ||= Instruments::ExponentialHistogram.new
end

#gauge(name, units = '', &block) ⇒ Object 



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# File 'lib/ruby-metrics/agent.rb', line 37

def gauge(name, units = '', &block)
  @instruments[name] ||= Instruments::Gauge.new(:units => units, &block)
end

#meter(name, units = '') ⇒ Object 



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# File 'lib/ruby-metrics/agent.rb', line 33

def meter(name, units = '')
  @instruments[name] ||= Instruments::Meter.new(:units => units)
end

#report_periodically(delay = nil) ⇒ Object 



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# File 'lib/ruby-metrics/agent.rb', line 66

def report_periodically(delay = nil)
  @reporter = Reporter.new({:agent => self, :delay => delay})
end

#report_to(name, service) ⇒ Object 



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# File 'lib/ruby-metrics/agent.rb', line 56

def report_to(name, service)
  @reporters[name] ||= service
end

#send_metrics! ⇒ Object 



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# File 'lib/ruby-metrics/agent.rb', line 60

def send_metrics!
  @reporters.each do |name, service|
    service.report(self)
  end
end

#start(options = {}) ⇒ Object 



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# File 'lib/ruby-metrics/integration/webrick.rb', line 8

def start(options = {})
  Integration::WEBrick.start(options.merge(:agent => self))
end

#timer(name, units = '', options = {}) ⇒ Object 



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# File 'lib/ruby-metrics/agent.rb', line 41

def timer(name, units = '', options = {})
  @instruments[name] ||= Instruments::Timer.new(options.merge(:units => units))
end

#to_json(*_) ⇒ Object 



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# File 'lib/ruby-metrics/agent.rb', line 74

def to_json(*_)
  as_json.to_json
end

#uniform_histogram(name) ⇒ Object Also known as: histogram 



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# File 'lib/ruby-metrics/agent.rb', line 45

def uniform_histogram(name)
  @instruments[name] ||= Instruments::UniformHistogram.new
end