fessConfig.setStorageSecretKey(form.storageSecretKey);
        }
        fessConfig.setStorageBucket(form.storageBucket);
        fessConfig.setStorageType(form.storageType);
        fessConfig.setStorageRegion(form.storageRegion);
        fessConfig.setStorageProjectId(form.storageProjectId);
        fessConfig.setStorageCredentialsPath(form.storageCredentialsPath);

        fessConfig.storeSystemProperties();

        setSystemProperty(Constants.STORAGE_TYPE, value);
    }

    default String getStorageType() {
        return getSystemProperty(Constants.STORAGE_TYPE, "auto");
    }

    default void setStorageRegion(final String value) {
        setSystemProperty(Constants.STORAGE_REGION, value);
    }

    default String getStorageRegion() {
        return getSystemProperty(Constants.STORAGE_REGION, "us-east-1");
    }