@Override
	public boolean isAutoAck() {
		return this.autoAckEnabled;
	}
A pollable {@link org.springframework.integration.core.MessageSource} for RocketMQ.

@author zkzlx
spring-cloud-alibaba-starters/spring-cloud-starter-stream-rocketmq/src/main/java/com/alibaba/cloud/stream/binder/rocketmq/integration/inbound/pull/RocketMQAckCallback.java