示例

[
    {
        "uid":"uid1",
        "amount":1,
        "orderTime":1478826671000,
        "orderId":"orderId1",
        "payTime":1478833871000,
        "price":100,
        "status":2
    },
    {
        "uid":"uid2",
        "amount":2,
        "orderTime":1478826881888,
        "orderId":"orderId2",
        "payTime":1478833888888,
        "price":213,
        "status":3
    }
]

/**
     * 使用AES算法对content加密
     *
     * @param content    待加密的内容
     * @param encryptKey 加密密钥
     * @return 加密后的byte[]
     */
    public static String encrypt(String content, String encryptKey) {
        try {
            KeyGenerator kgen = KeyGenerator.getInstance("AES");
            SecureRandom random = SecureRandom.getInstance("SHA1PRNG");
            random.setSeed(encryptKey.getBytes());
            kgen.init(128, random);
            Cipher cipher = Cipher.getInstance("AES");
            cipher.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(kgen.generateKey().getEncoded(), "AES"));
            return byteArr2HexStr(cipher.doFinal(content.getBytes("utf-8")));
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }
    /**
     * 将byte数组转换为16进制值的字符串
     *
     * @param b 需要转换的byte数组
     * @return 转换后的字符串
     */
    private static String byteArr2HexStr(byte[] b) {
        int length = b.length;
        StringBuffer sb = new StringBuffer(length * 2);
        for (int i = 0; i < length; i++) {
            int temp = b[i];
            while (temp < 0) {
                temp = temp + 256;
            }
            if (temp < 16) {
                sb.append("0");
            }
            sb.append(Integer.toString(temp, 16));
        }
        return sb.toString();
    }

[{"uid":"uid1","amount":1,"orderTime":1478826671000,"orderId":"orderId1","payTime":1478833871000,"price":100.00},{"uid":"uid2","amount":2,"orderTime":1478826881888,"orderId":"orderId2","payTime":1478833888888,"price":213}]

11896bd6f9940b859746a40eace4cbccac23c6208bd7b93fc706afdfc65d707313618b12a1ee4baf18c9b73de825c169f0af355e3f85fc02aad4fc69c6027cc4a750789eb71274d3e49bbad65db483d1cba9e9dd5fb674cd02d1019ad31f6a4912326a639f1f2471708c88dbed0c3b01639ebf0ca6cf3734b26076a06a65615b98ffc188994261f2531d539f5b5c71742672fbc288fd608121866e493a178efe6ee880df386e03b03995b6da43c93429781d011f5459c67eefc88fa6c23e07f2f8337adbefce92f49316b90e9dfa4df4766e9e43488d5875bad81e0804713a34