code: public static String decryptData(String base64Data, String key) throws Exception {
  		Cipher cipher = Cipher.getInstance(ALGORITHM_MODE_PADDING);
  		cipher.init(Cipher.DECRYPT_MODE, new SecretKeySpec(HashKit.md5(key).toLowerCase().getBytes(), ALGORITHM));
  		return new String(cipher.doFinal(Base64Kit.decode(base64Data)));
  	}
docs: AES解密
  
  @param base64Data
  @param key
  @return
  @throws Exception