extends Formatter : Formatter « java.util.logging « Java by API

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

extends Formatter

  

import java.util.logging.ConsoleHandler;
import java.util.logging.Formatter;
import java.util.logging.Handler;
import java.util.logging.LogRecord;
import java.util.logging.Logger;

public class Main {
  private static Logger logger = Logger.getLogger("SimpleFormatterExample");

  private static void logMessages() {
    logger.info("Line One");
    logger.info("Line Two");
  }

  public static void main(String[] args) {
    logger.setUseParentHandlers(false);
    Handler conHdlr = new ConsoleHandler();
    conHdlr.setFormatter(new Formatter() {
      public String format(LogRecord record) {
        return record.getLevel() + "  :  " + record.getSourceClassName() + " -:- "
            + record.getSourceMethodName() + " -:- " + record.getMessage() + "\n";
      }
    });
    logger.addHandler(conHdlr);
    logMessages();
  }
}

   
    
  

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