简单异或加密算法

        /**
	 * 简单异或加密算法
	 * 
	 * @param info
	 * @param key
	 * @return
	 */

	public static String xorEncryption(String info, String key) {
		byte[] result = new byte[info.length()];
		if (StringUtil.isBlank(info) || StringUtil.isBlank(key)) {
			return "";
		}
		for (int i = 0, j = 0; i < info.length(); ++i) {
			result[i] = (byte) (info.charAt(i) ^ key.charAt(j));
			j = (++j) % (key.length());
		}
		return Base64.encode(result);
	}