final String endpoint = fessConfig.getStorageEndpoint();
        final String accessKey = fessConfig.getStorageAccessKey();
        final String secretKey = fessConfig.getStorageSecretKey();
        final String bucket = fessConfig.getStorageBucket();

        // Get explicit type or auto-detect
        final String typeStr = fessConfig.getStorageType();
        final StorageType type;

        form.storageAccessKey = StringUtil.isNotBlank(fessConfig.getStorageAccessKey()) ? DUMMY_PASSWORD : StringUtil.EMPTY;
        form.storageSecretKey = StringUtil.isNotBlank(fessConfig.getStorageSecretKey()) ? DUMMY_PASSWORD : StringUtil.EMPTY;
        form.storageBucket = fessConfig.getStorageBucket();
        form.storageType = fessConfig.getStorageType();
        form.storageRegion = fessConfig.getStorageRegion();

    }

    default void setStorageSecretKey(final String value) {
        setSystemProperty(Constants.STORAGE_SECRET_KEY, value);
    }

    default String getStorageSecretKey() {
        return getSystemProperty(Constants.STORAGE_SECRET_KEY, StringUtil.EMPTY);
    }

    default void setStorageBucket(final String value) {
        setSystemProperty(Constants.STORAGE_BUCKET, value);