this( null,  LogManager.getIntProperty("java.util.logging.FileHandler.limit",  0),  LogManager.getIntProperty("java.util.logging.FileHandler.count",  1),  LogManager.getBooleanProperty("java.util.logging.FileHandler.append",  false));
this(LogManager.getLogManager().getProperty(PATTERN_KEY), LogManager.getIntProperty(LIMIT_KEY, DEFAULT_LIMIT), LogManager.getIntProperty(COUNT_KEY, DEFAULT_COUNT), LogManager.getBooleanProperty(APPEND_KEY, DEFAULT_APPEND));
  public FileHandler()    throws IOException, SecurityException  {    this(/* pattern: use configiguration */ null,	 LogManager.getIntProperty("java.util.logging.FileHandler.limit",				   /* default */ 0),	 LogManager.getIntProperty("java.util.logging.FileHandler.count",				   /* default */ 1),	 LogManager.getBooleanProperty("java.util.logging.FileHandler.append",				       /* default */ false));  }