apollo com.ctrip.framework.apollo 0.0.1-SNAPSHOT 4.0.0 apollo-demo Apollo Demo jar ${project.artifactId} com.ctrip.framework.apollo apollo-client ${project.version} org.apache.logging.log4j log4j-core org.apache.logging.log4j log4j-api org.apache.logging.log4j log4j-slf4j-impl commons-logging commons-logging