<dependencies>
...
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>1.7.30</version>
</dependency>
<dependency>
<groupId>org.clapper</groupId>
<artifactId>grizzled-slf4j_2.13</artifactId>
<version>1.3.6</version>
</dependency>
...
</dependencies>
<configuration>
<appender name="CONSOLE" class="ch.qos.logback.core.ConsoleAppender">
<encoder>
<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>
</encoder>
</appender>
<root level="debug">
<appender-ref ref="CONSOLE" />
</root>
</configuration>
<configuration>
...
<root level="WARN">
...
</root>
</configuration>
import grizzled.slf4j.Logger;
import grizzled.slf4j.LoggerFactory;
Logger logger = LoggerFactory.getLogger(YourClass.class);
logger.debug("This is a debug message.");
logger.info("This is an info message.");
logger.warn("This is a warning message.");
logger.error("This is an error message.", exception);
