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Class: Concurrent::Actor::Behaviour::SetResults

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, Abstract
Instance Chain:
self, Abstract, Actor::InternalDelegations, Concern::Logging, Actor::PublicDelegations, Actor::TypeCheck
Inherits: Concurrent::Actor::Behaviour::Abstract
Defined in: lib/concurrent-ruby-edge/concurrent/actor/behaviour/sets_results.rb

Overview

Collects returning value and sets the ResolvableFuture in the Actor::Envelope or error on failure.

Constant Summary

Concern::Logging - Included

SEV_LABEL

Class Method Summary

Abstract - Inherited

.new

Instance Attribute Summary

Abstract - Inherited

#core, #subsequent

Actor::InternalDelegations - Included

#terminated?

Instance Method Summary

Abstract - Inherited

#broadcast

broadcasts event to all behaviours and context.
#on_envelope

override to add extra behaviour.
#on_event

override to add extra behaviour.
#pass, #reject_envelope

Actor::InternalDelegations - Included

#behaviour

see Core#behaviour
#behaviour!

see Core#behaviour!
#children, #context, #dead_letter_routing,
#log

delegates to core.log.
#redirect, #terminate!

Concern::Logging - Included

#log

Logs through Concurrent.global_logger, it can be overridden by setting @logger.

Actor::PublicDelegations - Included

#actor_class

Alias for PublicDelegations#context_class.
#context_class, #executor, #name, #parent, #path,
#ref

Alias for PublicDelegations#reference.
#reference

Actor::TypeCheck - Included

#Child!, #Child?, #Match!, #Match?, #Type!, #Type?

Constructor Details

.new(core, subsequent, core_options, error_strategy) ⇒ SetResults

[ GitHub ] 

  


# File 'lib/concurrent-ruby-edge/concurrent/actor/behaviour/sets_results.rb', line 10



def initialize(core, subsequent, core_options, error_strategy)
  super core, subsequent, core_options
  @error_strategy = Match! error_strategy, :just_log, :terminate!, :pause!
end


  







Instance Attribute Details



  

    #error_strategy   (readonly)
  

  [ GitHub ]


  

  


# File 'lib/concurrent-ruby-edge/concurrent/actor/behaviour/sets_results.rb', line 8



attr_reader :error_strategy


  







Instance Method Details



  

    #on_envelope(envelope)  
  

  [ GitHub ]


  

  


# File 'lib/concurrent-ruby-edge/concurrent/actor/behaviour/sets_results.rb', line 15



def on_envelope(envelope)
  result = pass envelope
  if result != MESSAGE_PROCESSED && !envelope.future.nil?
    envelope.future.fulfill result
    log(DEBUG) { "finished processing of #{envelope.message.inspect}"}
  end
  nil
rescue => error
  log ERROR, error
  case error_strategy
  when :terminate!
    terminate!
  when :pause!
    behaviour!(Pausing).pause!(error)
  when :just_log
    # nothing
  else
    raise
  end
  envelope.future.reject error unless envelope.future.nil?
end