public static void renameFolder(String srcPath, String aimPath) throws UtilException {
		File srcFile = new File(srcPath);
		if (!(srcFile.exists()))
			throw new UtilException("原始文件夹不存在：" + srcPath);

		File aimFile = new File(aimPath);
		if (aimFile.exists())
			throw new UtilException("目标文件夹已存在：" + aimPath);

		srcFile.renameTo(aimFile);
	}