Class: RailsEventStore::PubSub::Broker

Inherits:
Object
  • Object
show all
Defined in:
lib/rails_event_store/pub_sub/broker.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Broker

Returns a new instance of Broker.



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# File 'lib/rails_event_store/pub_sub/broker.rb', line 5

def initialize
  @subscribers = {}
end

Instance Method Details

#add_subscriber(subscriber, event_types) ⇒ Object

Raises:



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# File 'lib/rails_event_store/pub_sub/broker.rb', line 9

def add_subscriber(subscriber, event_types)
  raise SubscriberNotExist  if subscriber.nil?
  raise MethodNotDefined    unless subscriber.methods.include? :handle_event
  subscribe(subscriber, [*event_types])
end

#notify_subscribers(event) ⇒ Object 



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# File 'lib/rails_event_store/pub_sub/broker.rb', line 15

def notify_subscribers(event)
  if subscribers.key? event.event_type
    subscribers[event.event_type].each do |subscriber|
      subscriber.handle_event(event)
    end
  end
end