We have been using logging in Java and different code requires different levels of logging. Hence these Levels will come in handy.
Code sample:
import java.util.logging.Logger;import java.util.logging.Level;public class JavaLogger{ public static void main(String args[]) { JavaLogger javaLogger = new JavaLogger(); javaLogger.proceed(); } private void proceed() { //Creating the Logger Logger logger = Logger.getLogger(JavaLogger.class.getName()); //Default Level is null. The Level needs to be explicitly set logger.setLevel(Level.ALL); //Other options available in Java are SEVERE, WARNING, INFO, CONFIG, FINE, FINER, FINEST and OFF System.out.println("Logger level: "+ logger.getLevel()); }}