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: / opt / td-agent / embedded / lib / ruby / gems / 2.1.0 / gems / celluloid-0.15.2 / lib / celluloid /

Filename : signals.rb

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module Celluloid
  # Event signaling between methods of the same object
  class Signals
    def initialize
      @conditions = {}
    end

    # Wait for the given signal and return the associated value
    def wait(name)
      raise "cannot wait for signals while exclusive" if Celluloid.exclusive?

      @conditions[name] ||= Condition.new
      @conditions[name].wait
    end

    # Send a signal to all method calls waiting for the given name
    def broadcast(name, value = nil)
      if condition = @conditions.delete(name)
        condition.broadcast(value)
      end
    end
  end
end