<dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-nop</artifactId> <version>1.7.30</version> </dependency> import org.slf4j.Logger; import org.slf4j.LoggerFactory; public class MyLibraryClass { private static final Logger logger = LoggerFactory.getLogger(MyLibraryClass.class); public void doSomething() { logger.debug("Debug log message"); logger.info("Info log message"); logger.error("Error log message"); } }