private SendCallback getSendCallback(Message<?> message) {
		SendCallback sendCallback = RocketMQBeanContainerCache
				.getBean(mqProducerProperties.getSendCallBack(), SendCallback.class);
		if (null == sendCallback) {
			sendCallback = new SendCallback() {
				@Override
				public void onSuccess(SendResult sendResult) {
				}

				@Override
				public void onException(Throwable e) {
					RocketMQProducerMessageHandler.this.doFail(message, e);
				}
			};
		}
		return sendCallback;
	}
https://github.com/alibaba/spring-cloud-alibaba/issues/1408 .
@param message message
@return SendCallback
spring-cloud-alibaba-starters/spring-cloud-starter-stream-rocketmq/src/main/java/com/alibaba/cloud/stream/binder/rocketmq/integration/outbound/RocketMQProducerMessageHandler.java