getRevisionNamesFromFiles = Boolean.parseBoolean(optionExtraPart);
overrideRevisionNames = Boolean.parseBoolean(optionExtraPart);
		protected void handleOption(String option, String optionExtraPart)				throws IOException {			if (option.equals("-getRevisionNamesFromFilenames")) {				if (optionExtraPart.length() == 0)					getRevisionNamesFromFiles = true;				else					getRevisionNamesFromFiles = Boolean.parseBoolean(optionExtraPart);			}			else 			throw new IllegalArgumentException("no option " + option);		}