4.0.0 org.apache.pulsar pulsar 2.5.0 .. pulsar-log4j2-appender Pulsar Log4j2 Appender Pulsar Log4j2 Appender ${project.groupId} pulsar-client ${project.version} org.apache.logging.log4j log4j-api org.apache.logging.log4j log4j-core org.apache.logging.log4j log4j-slf4j-impl org.apache.logging.log4j log4j-api test-jar test org.apache.logging.log4j log4j-core test-jar test com.lmax disruptor test