<?xml version="1.0" encoding="UTF-8"?>
<Configuration>
<Appenders>
<Console name="Console" target="SYSTEM_OUT">
<PatternLayout pattern="%d{yyyy-MM-dd HH:mm:ss} %-5p %c{1}:%L - %m%n" />
</Console>
</Appenders>
<Loggers>
<Root level="debug">
<AppenderRef ref="Console" />
</Root>
</Loggers>
</Configuration>
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
private static final Logger LOGGER = LogManager.getLogger(YourClass.class);
LOGGER.debug("This is a debug log message");
LOGGER.info("This is an informational log message");
LOGGER.error("This is an error log message");
