docs: public void invokeHookSpoutAck(Object messageId, Duration completeLatency) {
      if (taskHooks.size() != 0) {
        SpoutAckInfo ackInfo = new SpoutAckInfo(messageId, getThisTaskId(), completeLatency);
  
        for (ITaskHook taskHook : taskHooks) {
          taskHook.spoutAck(ackInfo);
        }
      }
    }