Class: Celluloid::Links

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/celluloid/links.rb

Overview

Thread safe storage of inter-actor links

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Links

Returns a new instance of Links.



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# File 'lib/celluloid/links.rb', line 8

def initialize
  @links = {}
  @lock  = Mutex.new
end

Instance Method Details

#<<(actor) ⇒ Object

Add an actor to the current links



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# File 'lib/celluloid/links.rb', line 14

def <<(actor)
  @lock.synchronize do
    @links[actor.mailbox.address] = actor
  end
  actor
end

#delete(actor) ⇒ Object

Remove an actor from the links



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# File 'lib/celluloid/links.rb', line 29

def delete(actor)
  @lock.synchronize do
    @links.delete actor.mailbox.address
  end
  actor
end

#each ⇒ Object

Iterate through all links



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# File 'lib/celluloid/links.rb', line 37

def each
  @lock.synchronize do
    @links.each { |_, actor| yield(actor) }
  end
end

#include?(actor) ⇒ Boolean

Do links include the given actor?

Returns:

  • (Boolean) 


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# File 'lib/celluloid/links.rb', line 22

def include?(actor)
  @lock.synchronize do
    @links.has_key? actor.mailbox.address
  end
end

#inspect ⇒ Object

Generate a string representation



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# File 'lib/celluloid/links.rb', line 56

def inspect
  links = self.map(&:inspect).join(',')
  "#<#{self.class}[#{links}]>"
end

#map ⇒ Object

Map across links



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# File 'lib/celluloid/links.rb', line 44

def map
  result = []
  each { |actor| result << yield(actor) }
  result
end

#send_event(event) ⇒ Object

Send an event message to all actors



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# File 'lib/celluloid/links.rb', line 51

def send_event(event)
  each { |actor| actor.mailbox.system_event event }
end