fessConfig.setNotificationSearchTop(form.notificationSearchTop);
        fessConfig.setStorageEndpoint(form.storageEndpoint);
        if (form.storageAccessKey != null && StringUtil.isNotBlank(form.storageAccessKey.replace("*", " "))) {
            fessConfig.setStorageAccessKey(form.storageAccessKey);
        }
        if (form.storageSecretKey != null && StringUtil.isNotBlank(form.storageSecretKey.replace("*", " "))) {

    public String notificationSearchTop;

    @Size(max = 10)
    public String logLevel;

    @Size(max = 1000)
    public String storageEndpoint;

    @Size(max = 1000)
    public String storageAccessKey;

    @Size(max = 1000)
    public String storageSecretKey;

    @Size(max = 1000)
    public String storageBucket;

                                    <label for="storageAccessKey"
                                           class="col-sm-3 text-sm-right col-form-label"><la:message
                                            key="labels.storage_access_key"/></label>
                                    <div class="col-sm-9">
                                        <la:errors property="storageAccessKey"/>