import javax.annotation.CheckForNull;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * GWT emulation of {@link com.google.common.collect.ImmutableBiMap}.
 *
 * @author Hayward Chan
 */
@ElementTypesAreNonnullByDefault
public abstract class ImmutableBiMap<K, V> extends ForwardingImmutableMap<K, V>
    implements BiMap<K, V> {
  public static <T extends @Nullable Object, K, V>

	if err != nil {
		log.Fatalln(err)
	}

	maxObjectModTime := time.Now().Add(-ageDelta)

	// Next object is used to ignore new objects in the source & target
	nextObject := func(ch <-chan minio.ObjectInfo) (ctnt minio.ObjectInfo, ok bool) {
		for {
			ctnt, ok := <-ch
			if !ok {
				return minio.ObjectInfo{}, false
			}
			if ctnt.LastModified.Before(maxObjectModTime) {
				return ctnt, ok

// constant. See the Go language specification's "Length and capacity" section for
// details.
func cap(v Type) int

// The make built-in function allocates and initializes an object of type
// slice, map, or chan (only). Like new, the first argument is a type, not a
// value. Unlike new, make's return type is the same as the type of its
// argument, not a pointer to it. The specification of the result depends on
// the type:
//

		return fmt.Errorf("cannot update resource %s, got status %s", scope.Name, resp.Status)
	}
	return nil
}

func (c *ControlzClient) PutScopes(scopes []*ScopeInfo) error {
	ch := make(chan struct {
		err       error
		scopeName string
	}, len(scopes))
	var wg sync.WaitGroup
	for _, scope := range scopes {
		wg.Add(1)
		go func(si *ScopeInfo) {
			defer wg.Done()
			err := c.PutScope(si)

}

type replicationResyncer struct {
	// map of bucket to their resync status
	statusMap      map[string]BucketReplicationResyncStatus
	workerSize     int
	resyncCancelCh chan struct{}
	workerCh       chan struct{}
	sync.RWMutex
}

const (
	replicationDir      = ".replication"
	resyncFileName      = "resync.bin"
	resyncMetaFormat    = 1
	resyncMetaVersionV1 = 1

func refreshLock(ctx context.Context, ds *Dsync, id, source string, quorum int) (bool, error) {
	restClnts, _ := ds.GetLockers()

	// Create buffered channel of size equal to total number of nodes.
	ch := make(chan refreshResult, len(restClnts))
	var wg sync.WaitGroup

	args := LockArgs{
		UID: id,
	}

	for index, c := range restClnts {
		wg.Add(1)
		// Send refresh request to all nodes

	defer cancel()

	if prefix == "" {
		// if all objects are not deleted yet this call may fail.
		return clnt.RemoveBucket(cctx, bucket)
	}

	objectsCh := make(chan minio.ObjectInfo)

	// Send object names that are needed to be removed to objectsCh
	go func() {
		defer xioutil.SafeClose(objectsCh)
		opts := minio.ListObjectsOptions{
			Prefix:    prefix,
			Recursive: true,

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import jcifs.CIFSException;
import jcifs.spnego.NegTokenInit;


/**
 * This class used to provide Kerberos feature when setup GSSContext.
 * 
 * @author Shun
 */
class Kerb5Context implements SSPContext {

    private static final Logger log = LoggerFactory.getLogger(Kerb5Context.class);

    private static final ASN1ObjectIdentifier KRB5_MECH_OID;

	// We do not write this to the common/shared CNI config dir, because it's not CNI config, we do not
	// need to watch it, and writing non-shared stuff to that location creates churn for other node agents.
	// Only our plugin consumes this kubeconfig, and it resides in our owned rundir on the host node,
	// so we are good to simply write it out if our watched svcacct token changes.

		controllers.WithReconciler(c.Reconcile),
		controllers.WithMaxAttempts(5))
	c.pods.AddEventHandler(controllers.ObjectHandler(c.queue.AddObject))

	return c, nil
}

func (c *Controller) Run(stop <-chan struct{}) {
	kube.WaitForCacheSync("repair controller", stop, c.pods.HasSynced)
	c.queue.Run(stop)
	c.pods.ShutdownHandlers()
}

func (c *Controller) Reconcile(key types.NamespacedName) error {