Class: Async::Worker::Pool

Inherits:
Object
  • Object
show all
Defined in:
lib/async/worker/pool.rb

Instance Method Summary collapse

Constructor Details

#initialize(workers = 4) ⇒ Pool

Returns a new instance of Pool.



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# File 'lib/async/worker/pool.rb', line 29

def initialize(workers = 4)
	@threads = []
	
	@queue = Thread::Queue.new
	
	workers.times {create_worker}
end

Instance Method Details

#async(&block) ⇒ Object 



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# File 'lib/async/worker/pool.rb', line 42

def async(&block)
	notification = Notification.new
	
	result = nil
	
	job = lambda do
		begin
			result = block.call
		rescue Exception
			result = $!
		ensure
			notification.signal
		end
	end
	
	@queue << job
	
	notification.wait
	notification.close
	
	return result
end

#close ⇒ Object 



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# File 'lib/async/worker/pool.rb', line 37

def close
	@queue.close
	@threads.each(&:join)
end