134 lines
5.3 KiB
Java
134 lines
5.3 KiB
Java
//: logging/LoggingLevelManipulation.java
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import java.util.logging.Level;
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import java.util.logging.Logger;
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public class LoggingLevelManipulation {
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private static Logger
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lgr = Logger.getLogger("net"),
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lgr2 = Logger.getLogger("net.mindview"),
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util= Logger.getLogger("net.mindview.util"),
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test= Logger.getLogger("net.mindview.test"),
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rand = Logger.getLogger("random");
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static void printLogMessages(Logger logger) {
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logger.finest(logger.getName() + " Finest");
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logger.finer(logger.getName() + " Finer");
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logger.fine(logger.getName() + " Fine");
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logger.config(logger.getName() + " Config");
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logger.info(logger.getName() + " Info");
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logger.warning(logger.getName()+" Warning");
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logger.severe(logger.getName() + " Severe");
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}
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static void logMessages() {
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printLogMessages(lgr);
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printLogMessages(lgr2);
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printLogMessages(util);
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printLogMessages(test);
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printLogMessages(rand);
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}
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static void printLevels() {
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System.out.println(" -- printing levels -- "
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+ lgr.getName()
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+ " : " + lgr.getLevel()
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+ " " + lgr2.getName()
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+ " : " + lgr2.getLevel()
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+ " " + util.getName()
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+ " : " + util.getLevel()
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+ " " + test.getName()
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+ " : " + test.getLevel()
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+ " " + rand.getName()
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+ " : " + rand.getLevel());
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}
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public static void main(String[] args) {
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printLevels();
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lgr.setLevel(Level.SEVERE);
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printLevels();
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System.out.println("net level: SEVERE");
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logMessages();
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util.setLevel(Level.FINEST);
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test.setLevel(Level.FINEST);
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rand.setLevel(Level.FINEST);
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printLevels();
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System.out.println(
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"individual loggers set to FINEST");
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logMessages();
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lgr.setLevel(Level.FINEST);
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printLevels();
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System.out.println("net level: FINEST");
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logMessages();
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}
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} /* Output:
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-- printing levels -- net : null net.mindview : null net.mindview.util : null net.mindview.test : null random : null
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-- printing levels -- net : SEVERE net.mindview : null net.mindview.util : null net.mindview.test : null random : null
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net level: SEVERE
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-- printing levels -- net : SEVERE net.mindview : null net.mindview.util : FINEST net.mindview.test : FINEST random : FINEST
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individual loggers set to FINEST
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-- printing levels -- net : FINEST net.mindview : null net.mindview.util : FINEST net.mindview.test : FINEST random : FINEST
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net level: FINEST
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May 14, 2015 4:21:45 PM LoggingLevelManipulation printLogMessages
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SEVERE: net Severe
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May 14, 2015 4:21:45 PM LoggingLevelManipulation printLogMessages
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SEVERE: net.mindview Severe
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May 14, 2015 4:21:45 PM LoggingLevelManipulation printLogMessages
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SEVERE: net.mindview.util Severe
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May 14, 2015 4:21:45 PM LoggingLevelManipulation printLogMessages
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SEVERE: net.mindview.test Severe
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May 14, 2015 4:21:45 PM LoggingLevelManipulation printLogMessages
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INFO: random Info
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May 14, 2015 4:21:45 PM LoggingLevelManipulation printLogMessages
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WARNING: random Warning
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May 14, 2015 4:21:45 PM LoggingLevelManipulation printLogMessages
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SEVERE: random Severe
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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SEVERE: net Severe
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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SEVERE: net.mindview Severe
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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INFO: net.mindview.util Info
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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WARNING: net.mindview.util Warning
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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SEVERE: net.mindview.util Severe
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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INFO: net.mindview.test Info
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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WARNING: net.mindview.test Warning
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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SEVERE: net.mindview.test Severe
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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INFO: random Info
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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WARNING: random Warning
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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SEVERE: random Severe
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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INFO: net Info
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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WARNING: net Warning
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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SEVERE: net Severe
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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INFO: net.mindview Info
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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WARNING: net.mindview Warning
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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SEVERE: net.mindview Severe
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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INFO: net.mindview.util Info
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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WARNING: net.mindview.util Warning
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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SEVERE: net.mindview.util Severe
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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INFO: net.mindview.test Info
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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WARNING: net.mindview.test Warning
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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SEVERE: net.mindview.test Severe
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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INFO: random Info
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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WARNING: random Warning
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May 14, 2015 4:21:46 PM LoggingLevelManipulation printLogMessages
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SEVERE: random Severe
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*///:~
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