4.0.0 io.dropwizard.metrics metrics-parent 3.1.3 metrics-log4j2 Metrics Integration for Log4j 2.x bundle An instrumented appender for Log4j 2.x. 2.0.2 io.dropwizard.metrics metrics-core ${project.version} org.apache.logging.log4j log4j-api ${log4j2.version} org.apache.logging.log4j log4j-core ${log4j2.version}