Class: Ellington::Conductor

Inherits:
Object
  • Object
show all
Defined in:
lib/ellington/conductor.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(route) ⇒ Conductor

Returns a new instance of Conductor.



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# File 'lib/ellington/conductor.rb', line 7

def initialize(route)
  @route = route
  @conducting = false
end

Instance Attribute Details

#route ⇒ Object (readonly)

Returns the value of attribute route.



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# File 'lib/ellington/conductor.rb', line 5

def route
  @route
end

Instance Method Details

#conducting? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ellington/conductor.rb', line 12

def conducting?
  @conducting
end

#escort(passenger) ⇒ Object 



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# File 'lib/ellington/conductor.rb', line 53

def escort(passenger)
  return unless verify(passenger) && passenger.locked?
  route.lines.first.board passenger
end

#gather_passengers ⇒ Object

Raises:



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# File 'lib/ellington/conductor.rb', line 49

def gather_passengers
  raise Ellington::NotImplementedError
end

#start ⇒ Object 



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# File 'lib/ellington/conductor.rb', line 16

def start
  return if conducting?

  mutex.synchronize do
    @stop = false
    @conducting = true
  end

  @thread = Thread.new do
    loop do
      if @stop
        mutex.synchronize { @conducting = false }
        Thread.current.exit
      end
      gather_passengers.each do |passenger|
        escort(passenger)
      end
    end
  end
end

#stop ⇒ Object 



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# File 'lib/ellington/conductor.rb', line 37

def stop
  mutex.synchronize { @stop = true }
end

#verify(passenger) ⇒ Object 



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# File 'lib/ellington/conductor.rb', line 45

def verify(passenger)
  true
end

#wait ⇒ Object 



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# File 'lib/ellington/conductor.rb', line 41

def wait
  thread.join
end