# File lib/ruote/exp/fe_concurrence.rb, line 233
    def over? (workitem)

      over_if = attribute(:over_if, workitem)
      over_unless = attribute(:over_unless, workitem)

      if over_if && Condition.true?(over_if)
        true
      elsif over_unless && (not Condition.true?(over_unless))
        true
      else
        (h.workitems.size >= expected_count)
      end
    end