Set log Formatter : Log Formatter « Log « Java Tutorial

1. Java Tutorial
2. Log
3. Log Formatter

import java.util.logging.FileHandler;
import java.util.logging.Logger;
import java.util.logging.SimpleFormatter;

public class MainClass {
  private static Logger logger = Logger.getLogger("LogToFile2");

  public static void main(String[] args) throws Exception {
    FileHandler logFile = new FileHandler("LogToFile2.txt");
    logFile.setFormatter(new SimpleFormatter());
    logger.addHandler(logFile);
    logger.info("A message logged to the file");
  }
}