class Skein::TimeoutQueue

Public Class Methods

new(blocking: true, timeout: nil) click to toggle source

Instance Methods =====================================================

# File lib/skein/timeout_queue.rb, line 4
def initialize(blocking: true, timeout: nil)
  @response = [ ]
  @blocking = blocking
  @timeout = timeout&.to_f
  @mutex = Mutex.new
  @cond_var = ConditionVariable.new
end

Public Instance Methods

<<(result) click to toggle source
# File lib/skein/timeout_queue.rb, line 12
def <<(result)
  @mutex.synchronize do
    @response << result

    @cond_var.signal
  end
end
pop() click to toggle source
# File lib/skein/timeout_queue.rb, line 20
def pop
  @mutex.synchronize do
    if (@blocking)
      if (@timeout)
        timeout_time = Time.now.to_f + @timeout

        while (@response.empty? and (remaining_time = timeout_time - Time.now.to_f) > 0)
          @cond_var.wait(@mutex, remaining_time)
        end
      else
        while (@response.empty?)
          @cond_var.wait(@mutex)
        end
      end
    end

    if (@response.empty?)
      raise Skein::TimeoutException, 'Queue Empty: Time Out'
    end

    @response.shift
  end
end