setupEpg(_epgMap, et -> ((SearchLog) et).getSearchWord(), (et, vl) -> ((SearchLog) et).setSearchWord(DfTypeUtil.toString(vl)),
                "searchWord");
        setupEpg(_epgMap, et -> ((SearchLog) et).getUser(), (et, vl) -> ((SearchLog) et).setUser(DfTypeUtil.toString(vl)), "user");
        setupEpg(_epgMap, et -> ((SearchLog) et).getUserAgent(), (et, vl) -> ((SearchLog) et).setUserAgent(DfTypeUtil.toString(vl)),
                "userAgent");

			// to retry with 503 errors when server is coming up.
			return auth.Credentials{}, false, ErrServerNotInitialized
		}

		// Check if the access key is part of users credentials.
		u, ok := globalIAMSys.GetUser(r.Context(), accessKey)
		if !ok {
			// Credentials could be valid but disabled - return a different
			// error in such a scenario.
			if u.Credentials.Status == auth.AccountOff {

    }

    @Override
    public void resolveCredential(final LoginCredentialResolver resolver) {
        resolver.resolve(OpenIdConnectCredential.class, credential -> OptionalEntity.of(credential.getUser()));
    }

    @Override
    public ActionResponse getResponse(final SsoResponseType responseType) {
        return null;
    }

    @Override
    public String logout(final FessUserBean user) {

	return sftp.Handlers{
		FileGet:  handler,
		FilePut:  handler,
		FileCmd:  handler,
		FileList: handler,
	}
}

func (f *sftpDriver) getMinIOClient() (*minio.Client, error) {
	ui, ok := globalIAMSys.GetUser(context.Background(), f.AccessKey())
	if !ok && !globalIAMSys.LDAPConfig.Enabled() {
		return nil, errNoSuchUser
	}
	if !ok && globalIAMSys.LDAPConfig.Enabled() {

        return samlCredential;
    }

    @Override
    public void resolveCredential(final LoginCredentialResolver resolver) {
        resolver.resolve(SamlCredential.class, credential -> OptionalEntity.of(credential.getUser()));
    }

    @Override
    public String logout(final FessUserBean user) {
        if (user.getFessUser() instanceof SamlUser) {
            return LaRequestUtil.getOptionalRequest().map(request -> {

	if accessKey == globalActiveCred.AccessKey {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrAddUserInvalidArgument), r.URL)
		return
	}

	user, exists := globalIAMSys.GetUser(ctx, accessKey)
	if exists && (user.Credentials.IsTemp() || user.Credentials.IsServiceAccount()) {
		// Updating STS credential is not allowed, and this API does not
		// support updating service accounts.

                appendJson("user-info-id", entity.getUserInfoId(), buf).append(',');
                appendJson("user-session-id", entity.getUserSessionId(), buf).append(',');
                appendJson("user", entity.getUser(), buf).append(',');
                appendJson("search-word", entity.getSearchWord(), buf).append(',');
                appendJson("hit-count", entity.getHitCount(), buf).append(',');

    }

    @Override
    public void resolveCredential(final LoginCredentialResolver resolver) {
        resolver.resolve(AzureAdCredential.class, credential -> OptionalEntity.of(credential.getUser()));
    }

    public void setAcquisitionTimeout(final long acquisitionTimeout) {
        this.acquisitionTimeout = acquisitionTimeout;
    }

    public void setGroupCacheExpiry(final long groupCacheExpiry) {

// HasWatcher - returns if the storage system has a watcher.
func (store *IAMStoreSys) HasWatcher() bool {
	_, ok := store.IAMStorageAPI.(iamStorageWatcher)
	return ok
}

// GetUser - fetches credential from memory.
func (store *IAMStoreSys) GetUser(user string) (UserIdentity, bool) {
	cache := store.rlock()
	defer store.runlock()

	u, ok := cache.iamUsersMap[user]
	if !ok {
		// Check the sts map

		return nil, errSRPeerNotFound
	}
	return getAdminClient(endpoint, creds.AccessKey, creds.SecretKey)
}

func (c *SiteReplicationSys) getPeerCreds() (*auth.Credentials, error) {
	u, ok := globalIAMSys.store.GetUser(c.state.ServiceAccountAccessKey)
	if !ok {
		return nil, errors.New("site replication service account not found")
	}
	return &u.Credentials, nil
}