private static int recursionCounter(File directory){
		int count = 0;
		File[] files = directory.listFiles();
		for (File file : files)
			if (file.isDirectory()) {
				count += recursionCounter(file);
			} else {
				if (file.getName().endsWith(".java")) {
						count+=FileUtil.countLines(file);
				}
			}
	return count;
	}