Level.SEVERE : Level « java.util.logging « Java by API

1. Java by API
2. java.util.logging
3. Level

Level.SEVERE

  


import java.util.logging.Level;
import java.util.logging.Logger;

public class Main {

  private static Logger
    lgr = Logger.getLogger("com"),
    lgr2 = Logger.getLogger("com.java2s"),
    util = Logger.getLogger("com.java2s.util"),
    test = Logger.getLogger("com.java2s.test"),
    rand = Logger.getLogger("random");
    
  private static void logMessages() {
    lgr.info("com : info");
    lgr2.info("com.abc : info");
    util.info("util : info");
    test.severe("test : severe");
    rand.info("random : info");
  }
  public static void main(String[] args) {
    lgr.setLevel(Level.SEVERE);
    System.out.println("com level: SEVERE");
    logMessages();
    util.setLevel(Level.FINEST);
    test.setLevel(Level.FINEST);
    rand.setLevel(Level.FINEST);
    System.out.println("individual loggers set to FINEST");
    logMessages();
    lgr.setLevel(Level.SEVERE);
    System.out.println("com level: SEVERE");
    logMessages();

  }
}

   
    
  

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