Class: DynoscaleRuby::Report

Inherits:
Object
  • Object
show all
Defined in:
lib/dynoscale_ruby/report.rb

Constant Summary collapse

REPORT_TTL =

minutes

5 * 60

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(publish_timestamp) ⇒ Report

Returns a new instance of Report.



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# File 'lib/dynoscale_ruby/report.rb', line 10

def initialize(publish_timestamp)
   @measurements = []
   @publish_timestamp = publish_timestamp
end

Instance Attribute Details

#measurements ⇒ Object (readonly)

Returns the value of attribute measurements.



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# File 'lib/dynoscale_ruby/report.rb', line 8

def measurements
  @measurements
end

#publish_timestamp ⇒ Object (readonly)

Returns the value of attribute publish_timestamp.



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# File 'lib/dynoscale_ruby/report.rb', line 8

def publish_timestamp
  @publish_timestamp
end

Instance Method Details

#add_measurement(current_time = Time.now, metric, source, metadata) ⇒ Object 



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# File 'lib/dynoscale_ruby/report.rb', line 15

def add_measurement(current_time = Time.now, metric, source, metadata)
   @measurements << Measurement.new(current_time.to_i, metric, source, metadata)
end

#add_measurements(measurements) ⇒ Object 



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# File 'lib/dynoscale_ruby/report.rb', line 19

def add_measurements(measurements)
   @measurements.unshift(*measurements)
end

#expired?(current_time = Time.now) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dynoscale_ruby/report.rb', line 27

def expired?(current_time = Time.now)
   publish_timestamp < (current_time - REPORT_TTL)
end

#ready_to_publish?(current_time = Time.now) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dynoscale_ruby/report.rb', line 23

def ready_to_publish?(current_time = Time.now)
  @measurements.any? && publish_timestamp < current_time
end

#to_csv ⇒ Object 



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# File 'lib/dynoscale_ruby/report.rb', line 31

def to_csv
   @measurements.reduce(""){|t, m| "#{t}#{m.timestamp},#{m.metric},#{m.source},#{m.metadata}\n"}
end