return prevQueueHolder == null ? queueHolder : prevQueueHolder;
        }
        return queueHolder;
    }

    /**
     * QueueHolder holds the waiting and crawling queues.
     */
    protected static class QueueHolder {
        /**
         * Constructs a new QueueHolder.
         */
        public QueueHolder() {

		if _, err := GlobalKMS.GenerateKey(GlobalContext, &kms.GenerateKeyRequest{Name: e.Key, AssociatedData: ctx}); err != nil {
			return err
		}
	}
	return nil
}

// BatchKeyRotateFilter holds all the filters currently supported for batch replication
type BatchKeyRotateFilter struct {
	NewerThan     time.Duration `yaml:"newerThan,omitempty" json:"newerThan"`

func registerSTSRouter(router *mux.Router) {
	// Initialize STS.
	sts := &stsAPIHandlers{}

	// STS Router
	stsRouter := router.NewRoute().PathPrefix(SlashSeparator).Subrouter()

	// Assume roles with no JWT, handles AssumeRole.
	stsRouter.Methods(http.MethodPost).MatcherFunc(func(r *http.Request, rm *mux.RouteMatch) bool {
		ctypeOk := wildcard.MatchSimple("application/x-www-form-urlencoded*", r.Header.Get(xhttp.ContentType))

    Thread t2 = newStartedThread(c2);
    awaitTermination(t1);
    awaitTermination(t2);
    assertEquals(SIZE * COUNTDOWN, c1.counts + c2.counts);
  }

  /** a deserialized serialized array holds same values */
  public void testSerialization() throws Exception {
    AtomicDoubleArray x = new AtomicDoubleArray(SIZE);
    for (int i = 0; i < SIZE; i++) {
      x.set(i, (double) -i);
    }

        secondLine.put("userBoost", item.getUserBoost());
        secondLine.put("score", (item.getQueryFreq() + item.getDocFreq()) * item.getUserBoost());
        secondLine.put("tags", item.getTags());
        secondLine.put("roles", item.getRoles());
        secondLine.put("kinds", Arrays.toString(item.getKinds()));
        secondLine.put("@timestamp", item.getTimestamp());

  }

  @Test
  fun disconnectRequestHalfway() {
    server.enqueue(MockResponse().setSocketPolicy(SocketPolicy.DISCONNECT_DURING_REQUEST_BODY))
    // Limit the size of the request body that the server holds in memory to an arbitrary
    // 3.5 MBytes so this test can pass on devices with little memory.
    server.bodyLimit = 7 * 512 * 1024
    val connection = server.url("/").toUrl().openConnection() as HttpURLConnection

// longer slice starting at the same point in the input.
//
// The function is never called with an empty data slice unless atEOF
// is true. If atEOF is true, however, data may be non-empty and,
// as always, holds unprocessed text.
type SplitFunc func(data []byte, atEOF bool) (advance int, token []byte, err error)

// Errors returned by Scanner.
var (
	ErrTooLong         = errors.New("bufio.Scanner: token too long")

	URLEndpointType
)

// ProxyEndpoint - endpoint used for proxy redirects
// See proxyRequest() for details.
type ProxyEndpoint struct {
	Endpoint
	Transport http.RoundTripper
}

// Node holds information about a node in this cluster
type Node struct {
	*url.URL
	Pools    []int
	IsLocal  bool
	GridHost string
}

// Endpoint - any type of endpoint.
type Endpoint struct {
	*url.URL

labels.geo=Geo
labels.groups=Groups
labels.hash=Hash
labels.kuromojiFile=Kuromoji File
labels.maxSize=Max Size
labels.order=Order
labels.purgeSuggestSearchLogDay=Delete old suggest info
labels.q=Query
labels.roles=Roles
labels.suggestSearchLog=Suggest Search Log
labels.suggestWord=Suggest Word
labels.targetLabel=Label
labels.term=Term
labels.fields=Fields
labels.ex_q=Extended Query
labels.oldPassword=Current Password

)

// tierConfigPath refers to remote tier config object name
var tierConfigPath = path.Join(minioConfigPrefix, tierConfigFile)

const tierCfgRefreshAtHdr = "X-MinIO-TierCfg-RefreshedAt"

// TierConfigMgr holds the collection of remote tiers configured in this deployment.
type TierConfigMgr struct {
	sync.RWMutex `msg:"-"`
	drivercache  map[string]WarmBackend `msg:"-"`

	Tiers           map[string]madmin.TierConfig `json:"tiers"`