docs: public static byte[] decrypt(byte[] data, byte[] key) throws Exception{
  		//恢复密钥生成器
  		SecretKey secretKey = new SecretKeySpec(key, "AES");
  		//Cipher完成解密
  		Cipher cipher = Cipher.getInstance("AES");
  		//根据密钥对cipher进行初始化
  		cipher.init(Cipher.DECRYPT_MODE, secretKey);
  		byte[] plain = cipher.doFinal(data);
  		return plain;
  	}