Class: Redom::Task

Inherits:
Object
  • Object
show all
Includes:
Utils
Defined in:
lib/redom/task.rb

Instance Method Summary collapse

Methods included from Utils

#_dispatcher, #_logger, dispatcher=, logger=

Constructor Details

#initialize(conn, worker, info) ⇒ Task

Returns a new instance of Task.



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# File 'lib/redom/task.rb', line 5

def initialize(conn, worker, info)
  @conn = conn
  @worker = worker
  @info = info
  @results = []
end

Instance Method Details

#_id ⇒ Object 



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# File 'lib/redom/task.rb', line 48

def _id
  "T#{__id__}"
end

#resume ⇒ Object 



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# File 'lib/redom/task.rb', line 17

def resume
  if !@results.empty?
    result = @fiber.resume(@results.shift)
  else
    mthd = @conn.method(@info[T_INFO_METHOD_NAME])
    args = @info[T_INFO_ARGUMENTS]
    blck = @info[T_INFO_BLOCK]
    @fiber = Fiber.new do
      if mthd
        if blck
          mthd.call(*args, &blck)
        else
          mthd.call(*args)
        end
      else
        _logger.error "Method '#{@info[T_INFO_METHOD_NAME]}' is not defined in class '#{@conn.class}'."
        @conn.method(:on_error).call("No such method '#{@info[T_INFO_METHOD_NAME]}'.")
      end
      @conn.sync{}
      nil
    end
    result = @fiber.resume
  end

  if result
    result[0]._send [_id, result[1]].to_json
  else
    _dispatcher.delete_task _id
  end
end

#run(proxy_result = nil) ⇒ Object 



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# File 'lib/redom/task.rb', line 12

def run(proxy_result = nil)
  @results << proxy_result if proxy_result
  @worker.do_task self
end