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Contents
module Dynflow
module Connectors
class Direct < Abstract
class Core < Actor
def initialize(connector)
@connector = connector
@worlds = {}
@executor_round_robin = RoundRobin.new
end
def start_listening(world)
@worlds[world.id] = world
@executor_round_robin.add(world) if world.executor
end
def stop_receiving_new_work(world)
@executor_round_robin.delete(world)
end
def stop_listening(world)
@worlds.delete(world.id)
@executor_round_robin.delete(world) if world.executor
reference.tell(:terminate!) if @worlds.empty?
end
def handle_envelope(envelope)
if world = find_receiver(envelope)
@connector.receive(world, envelope)
else
log(Logger::ERROR, "Receiver for envelope #{ envelope } not found")
end
end
private
def find_receiver(envelope)
receiver = if Dispatcher::AnyExecutor === envelope.receiver_id
@executor_round_robin.next
else
@worlds[envelope.receiver_id]
end
raise Dynflow::Error, "No executor available" unless receiver
return receiver
end
end
def initialize(world = nil)
@core = Core.spawn('connector-direct-core', self)
start_listening(world) if world
end
def start_listening(world)
@core.ask([:start_listening, world])
end
def stop_receiving_new_work(world)
@core.ask([:stop_receiving_new_work, world]).wait
end
def stop_listening(world)
@core.ask([:stop_listening, world]).wait
end
def send(envelope)
@core.ask([:handle_envelope, envelope])
end
end
end
end
Version data entries
17 entries across 17 versions & 1 rubygems