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require 'drb'

class JobProcessor
  WAIT = 3
  
  def initialize
    @jobs = [1, 2, 3, 4, nil, 5, 6, 7, 8]
    @worker = Thread.start do
      loop { process; sleep WAIT }
    end
    puts @worker.status
  end
  
  def start
    @worker.wakeup if @worker.status == 'sleep'
  end
  
  def next_job
    @jobs.shift
  end
  
  def process
    puts "processing..."
    while job = next_job
      # do it
      puts job
    end
    puts "no more jobs..."
  end
end

DRb.start_service("druby://:7777", JobProcessor.new)
DRb.thread.join