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Methods
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Class Public methods
new()
# File actioncable/lib/action_cable/subscription_adapter/subscriber_map.rb, line 6
def initialize
  @subscribers = Hash.new { |h, k| h[k] = [] }
  @sync = Mutex.new
end
Instance Public methods
add_channel(channel, on_success)
# File actioncable/lib/action_cable/subscription_adapter/subscriber_map.rb, line 47
def add_channel(channel, on_success)
  on_success.call if on_success
end
add_subscriber(channel, subscriber, on_success)
# File actioncable/lib/action_cable/subscription_adapter/subscriber_map.rb, line 11
def add_subscriber(channel, subscriber, on_success)
  @sync.synchronize do
    new_channel = !@subscribers.key?(channel)

    @subscribers[channel] << subscriber

    if new_channel
      add_channel channel, on_success
    elsif on_success
      on_success.call
    end
  end
end
broadcast(channel, message)
# File actioncable/lib/action_cable/subscription_adapter/subscriber_map.rb, line 36
  def broadcast(channel, message)
    list = @sync.synchronize do
      return if !@subscribers.key?(channel)
      @subscribers[channel].dup
    end

    list.each do |subscriber|
      invoke_callback(subscriber, message)
    end
  end

  def add_channel(channel, on_success)
    on_success.call if on_success
  end

  def remove_channel(channel)
  end

  def invoke_callback(callback, message)
    callback.call message
  end
end
invoke_callback(callback, message)
# File actioncable/lib/action_cable/subscription_adapter/subscriber_map.rb, line 54
def invoke_callback(callback, message)
  callback.call message
end
remove_channel(channel)
# File actioncable/lib/action_cable/subscription_adapter/subscriber_map.rb, line 51
def remove_channel(channel)
end
remove_subscriber(channel, subscriber)
# File actioncable/lib/action_cable/subscription_adapter/subscriber_map.rb, line 25
def remove_subscriber(channel, subscriber)
  @sync.synchronize do
    @subscribers[channel].delete(subscriber)

    if @subscribers[channel].empty?
      @subscribers.delete channel
      remove_channel channel
    end
  end
end