Class: Archivededup::ParallelTask

Inherits:
Object
  • Object
show all
Defined in:
lib/archivededup/paralleltask.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ParallelTask

Returns a new instance of ParallelTask.



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# File 'lib/archivededup/paralleltask.rb', line 22

def initialize
  @task
end

Instance Method Details

#scatter {|QueueAppender.new(@queue)| ... } ⇒ Object

Yields:



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# File 'lib/archivededup/paralleltask.rb', line 49

def scatter
  yield QueueAppender.new(@queue)

  @queue.close

  # Join the threads before exiting.
  @threads.each do |t|
    t.join
  end
end

#start(threads = 16) ⇒ Object 



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# File 'lib/archivededup/paralleltask.rb', line 26

def start(threads=16)

  @queue = Queue.new
  
  #Start the threads.
  @threads = threads.times.map do 
    Thread.new(@queue) do |queue|
      run = true

      while run
        d = queue.deq

        if d.nil?
          run = false
        else
          yield d
        end
      end
    end
  end

end