Class: Ke::IndeterminateTask

Inherits:
Object
  • Object
show all
Defined in:
lib/ke/indeterminate_task.rb

Direct Known Subclasses

DeterminateTask

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(opts = {}) ⇒ IndeterminateTask

Returns a new instance of IndeterminateTask.



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# File 'lib/ke/indeterminate_task.rb', line 5

def initialize(opts = {})
  @tick_count = 0
  @duration_per_tick = 0
  @duration_per_tick_history = CappedSample.new(100)
  @mutex = Mutex.new
  @last_tick_time = nil
end

Instance Attribute Details

#complete_time ⇒ Object (readonly)

Returns the value of attribute complete_time.



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# File 'lib/ke/indeterminate_task.rb', line 3

def complete_time
  @complete_time
end

#tick_count ⇒ Object (readonly)

Returns the value of attribute tick_count.



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# File 'lib/ke/indeterminate_task.rb', line 3

def tick_count
  @tick_count
end

Instance Method Details

#complete ⇒ Object 



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# File 'lib/ke/indeterminate_task.rb', line 43

def complete
  @complete_time = Time.now
end

#duration_per_tick ⇒ Object 



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# File 'lib/ke/indeterminate_task.rb', line 29

def duration_per_tick
  @duration_per_tick_history.mean_iqr
end

#elapsed_duration ⇒ Object 



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# File 'lib/ke/indeterminate_task.rb', line 17

def elapsed_duration
  Time.now - @start_time
end

#start ⇒ Object 



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# File 'lib/ke/indeterminate_task.rb', line 25

def start
  @start_time = Time.now
end

#start_time ⇒ Object 



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# File 'lib/ke/indeterminate_task.rb', line 13

def start_time
  @start_time
end

#tick ⇒ Object 



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# File 'lib/ke/indeterminate_task.rb', line 33

def tick
  @mutex.synchronize do
    this_tick_time = Time.now
    duration_this_tick = this_tick_time - (@last_tick_time || start_time)
    @duration_per_tick_history << duration_this_tick
    @last_tick_time = this_tick_time
    @tick_count += 1
  end
end

#total_duration ⇒ Object 



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# File 'lib/ke/indeterminate_task.rb', line 21

def total_duration
  @complete_time - @start_time
end