Class: RightScale::ActorRegistry

Inherits:
Object
  • Object
show all
Defined in:
lib/right_agent/actor_registry.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ActorRegistry

Initialize registry



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# File 'lib/right_agent/actor_registry.rb', line 31

def initialize
  @actors = {}
end

Instance Attribute Details

#actors ⇒ Object (readonly)

(Hash) Actors that are registered; key is actor prefix and value is actor



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# File 'lib/right_agent/actor_registry.rb', line 28

def actors
  @actors
end

Instance Method Details

#actor_for(prefix) ⇒ Object

Retrieve actor by prefix

Parameters

prefix(String)

Prefix identifying actor

Return

(Actor|nil)

Retrieved actor, or nil if unknown



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# File 'lib/right_agent/actor_registry.rb', line 70

def actor_for(prefix)
  @actors[prefix]
end

#register(actor, prefix) ⇒ Object

Register as an actor

Parameters

actor(Actor)

Actor to be registered

prefix(String)

Prefix used in request to identify actor

Return

(Actor)

Actor registered

Raises

ArgumentError if actor is not an Actor

Raises:

  • (ArgumentError) 


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# File 'lib/right_agent/actor_registry.rb', line 46

def register(actor, prefix)
  raise ArgumentError, "#{actor.inspect} is not a RightScale::Actor subclass instance" unless RightScale::Actor === actor
  log_msg = "[actor] #{actor.class.to_s}"
  log_msg += ", prefix #{prefix}" if prefix && !prefix.empty?
  Log.info(log_msg)
  prefix ||= actor.class.default_prefix
  @actors[prefix.to_s] = actor
end

#services ⇒ Object

Retrieve services provided by all of the registered actors

Return

(Array)

List of unique /prefix/method path strings



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# File 'lib/right_agent/actor_registry.rb', line 59

def services
  @actors.map { |prefix, actor| actor.class.provides_for(prefix) }.flatten.uniq
end