Class: Nanite::JobWarden

Inherits:
Object show all
Defined in:
lib/nanite/job.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(serializer) ⇒ JobWarden

Returns a new instance of JobWarden.



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# File 'lib/nanite/job.rb', line 5

def initialize(serializer)
  @serializer = serializer
  @jobs = {}
end

Instance Attribute Details

#jobs ⇒ Object (readonly)

Returns the value of attribute jobs.



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# File 'lib/nanite/job.rb', line 3

def jobs
  @jobs
end

#serializer ⇒ Object (readonly)

Returns the value of attribute serializer.



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# File 'lib/nanite/job.rb', line 3

def serializer
  @serializer
end

Instance Method Details

#new_job(request, targets, inthandler = nil, blk = nil) ⇒ Object 



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# File 'lib/nanite/job.rb', line 10

def new_job(request, targets, inthandler = nil, blk = nil)
  job = Job.new(request, targets, inthandler, blk)
  jobs[job.token] = job
  job
end

#process(msg) ⇒ Object 



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# File 'lib/nanite/job.rb', line 16

def process(msg)
  if job = jobs[msg.token]
    job.process(msg)

    if job.intermediate_handler && (job.pending_keys.size > 0)

      unless job.pending_keys.size == 1
        raise "IntermediateMessages are currently dispatched as they arrive, shouldn't have more than one key in pending_keys: #{job.pending_keys.inspect}"
      end

      key = job.pending_keys.first
      handler = job.intermediate_handler_for_key(key)
      if handler
        case handler.arity
        when 2
          handler.call(job.intermediate_state[msg.from][key].last, job)
        when 3
          handler.call(key, msg.from, job.intermediate_state[msg.from][key].last)
        when 4
          handler.call(key, msg.from, job.intermediate_state[msg.from][key].last, job)
        end
      end

      job.reset_pending_intermediate_state_keys
    end

    if job.completed?
      jobs.delete(job.token)
      if job.completed
        case job.completed.arity
        when 1
          job.completed.call(job.results)
        when 2
          job.completed.call(job.results, job)
        end
      end
    end
  end
end