import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
public class MyApp {
private static final Log LOG = LogFactory.getLog(MyApp.class);
public static void main(String[] args) {
LOG.debug("Debug message");
LOG.info("Info message");
LOG.warn("Warning message");
LOG.error("Error message");
}
}
org.apache.commons.logging.Log=org.apache.commons.logging.impl.Log4JLogger
