message reference block
常见例句
- Once the message has been sent, the sender can store a reference to the Future object and check periodically for completion, or it can block and wait if needed by calling the get() method.
消息被发送之后,发送者可以保存对 Future 对象的一个引用并定期检查是否完成,或者,它也可以通过调用 get() 方法来阻塞和等待。 返回 message reference block