gistfile1.rb

class CrazyIdea < OpenWFE::ProcessDefinition
  sequence do
    _loop :break_if => "${f:completed}" do
      # This is the queue, getting popped by a REST call. The person who did the pop
      # will have the workitem field 'winner_of_the_lock' set to their details, so the
      # next participant is dynamic based on that field value.
      queue_participant

      #
      participant "${f:winner_of_the_lock}", :timeout => '1d'
    end
  end
end