initKafkaOnce      once.Init
	initQueueStoreOnce once.Init

	client   sarama.Client
	producer sarama.SyncProducer
	kconfig  Config
	config   *sarama.Config
}

func (h *Target) validate() error {
	if len(h.kconfig.Brokers) == 0 {
		return errors.New("no broker address found")
	}
	for _, b := range h.kconfig.Brokers {
		if _, err := xnet.ParseHost(b.String()); err != nil {
			return err
		}

    else:
        authenticate_value = "Bearer"
    credentials_exception = HTTPException(
        status_code=status.HTTP_401_UNAUTHORIZED,
        detail="Could not validate credentials",
        headers={"WWW-Authenticate": authenticate_value},
    )
    try:
        payload = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM])
        username: str = payload.get("sub")

			expectedErr:    false,
			expectedUpdate: true,
		},
	}

	t.Parallel()
	for _, testCase := range testCases {
		t.Run(testCase.name, func(t *testing.T) {
			update, err := testCase.meta.validate(testCase.pools)
			if testCase.expectedErr {
				t.Log(err)
			}
			if err != nil && !testCase.expectedErr {
				t.Errorf("Expected success, but found %s", err)
			}
			if err == nil && testCase.expectedErr {

    else:
        authenticate_value = "Bearer"
    credentials_exception = HTTPException(
        status_code=status.HTTP_401_UNAUTHORIZED,
        detail="Could not validate credentials",
        headers={"WWW-Authenticate": authenticate_value},
    )
    try:
        payload = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM])
        username: str = payload.get("sub")

	QueueDir   string          `json:"queueDir"`
	QueueLimit uint64          `json:"queueLimit"`
	ClientCert string          `json:"clientCert"`
	ClientKey  string          `json:"clientKey"`
}

// Validate WebhookArgs fields
func (w WebhookArgs) Validate() error {
	if !w.Enable {
		return nil
	}
	if w.Endpoint.IsEmpty() {
		return errors.New("endpoint empty")
	}
	if w.QueueDir != "" {
		if !filepath.IsAbs(w.QueueDir) {

				"Unable to validate credentials inherited from the secret file(s)")
		}
		if accessKey != "" {
			os.Setenv(config.EnvRootUser, accessKey)
		}
	}

	if env.IsSet(config.EnvSecretKeyFile) {
		secretKey, err := readFromSecret(env.Get(config.EnvSecretKeyFile, ""))
		if err != nil {
			logger.Fatal(config.ErrInvalidCredentials(err),
				"Unable to validate credentials inherited from the secret file(s)")

func (err *s3Error) Error() string {
	return err.message
}

func errMalformedXML(err error) *s3Error {
	return &s3Error{
		code:       "MalformedXML",
		message:    "The XML provided was not well-formed or did not validate against our published schema. Check the service documentation and try again: " + err.Error(),
		statusCode: 400,
		cause:      err,
	}
}

func errInvalidCompressionFormat(err error) *s3Error {
	return &s3Error{

)

func (api objectAPIHandlers) ListenNotificationHandler(w http.ResponseWriter, r *http.Request) {
	ctx := newContext(r, w, "ListenNotification")

	defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))

	// Validate if bucket exists.
	objAPI := api.ObjectAPI()
	if objAPI == nil {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
		return
	}

	vars := mux.Vars(r)
	bucketName := vars["bucket"]

                    @Nullable List<RemoteRepository> repositories) {
                super(session, trace);
                this.artifactCoordinates = artifactCoordinates;
                this.repositories = validate(repositories);
            }

            @Nonnull
            @Override
            public ArtifactCoordinates getArtifactCoordinates() {
                return artifactCoordinates;
            }

	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}
	region := globalSite.Region()
	config.SetRegion(region)
	if err = config.Validate(region, globalEventNotifier.targetList); err != nil {
		arnErr, ok := err.(*event.ErrARNNotFound)
		if ok {
			for i, queue := range config.QueueList {
				// Remove ARN not found queues, because we previously allowed