filter by class in log4j2

gistfile1.txt

    <Loggers>
        <logger name="org.springframework.boot.actuate.metrics.statsd.StatsdMetricWriter" additivity="false" level="error">
            <appender-ref ref="console_appender" />
        </logger>
        <Root level="trace">
            <AppenderRef ref="console_appender" level="debug"/>
        </Root>
    </Loggers>