4.0.0 com.sf rocketmq-demo 1.0-SNAPSHOT jar rocketmq-demo http://maven.apache.org UTF-8 org.apache.rocketmq rocketmq-client 5.2.0 org.apache.rocketmq rocketmq-client-java 5.0.6 org.slf4j slf4j-api 2.1.0-alpha1 org.slf4j slf4j-log4j12 2.1.0-alpha1