<dependency>
<groupId>org.apache.rocketmq</groupId>
<artifactId>rocketmq-openmessaging</artifactId>
<version>4.9.1</version>
</dependency>
@Grapes(
@Grab(group='org.apache.rocketmq', module='rocketmq-openmessaging', version='4.9.1')
)