private OneWayCryptographer oneWayCryptographer;

    @Override
    public void setUp() throws Exception {
        super.setUp();

        // Create InvertibleCryptographer with AES
        invertibleCryptographer = InvertibleCryptographer.createAesCipher("1234567890123456");

        // Create OneWayCryptographer with SHA256
        oneWayCryptographer = OneWayCryptographer.createSha256Cryptographer();

                case FessConfig.search_engine_heartbeat_interval:
                    return "10000";
                case FessConfig.APP_CIPHER_ALGORISM:
                    return "aes";
                case FessConfig.APP_CIPHER_KEY:
                    return "___change__me___";
                case FessConfig.APP_ENCRYPT_PROPERTY_PATTERN:
                    return ".*password|.*key|.*token|.*secret";