Java tutorial
import java.util.logging.Level; import java.util.logging.Logger; class MyLevel extends Level { public static final Level DISASTER = new MyLevel("DISASTER", Level.SEVERE.intValue() + 1); public MyLevel(String name, int value) { super(name, value); } } public class Main { public static void main(String[] argv) throws Exception { Logger logger = Logger.getLogger("com.mycompany"); logger.log(MyLevel.DISASTER, "my disaster message"); Level disaster = Level.parse("DISASTER"); logger.log(disaster, "my disaster message"); } }