* client behavior non-deterministic. Add delays in the client to improve the chances that the
 * server has closed the socket before follow up requests are made.
 */
@ExperimentalOkHttpApi
sealed interface SocketPolicy {
  /**
   * Shutdown [MockWebServer] after writing response.
   */
  object ShutdownServerAfterResponse : SocketPolicy

  /**

  /** Annotates a public method that declares subtype assertion. */
  @RequiredModifiers(Modifier.PUBLIC)
  @Retention(RetentionPolicy.RUNTIME)
  @Target(ElementType.METHOD)
  @interface TestSubtype {
    /** Suppresses the assertion on {@link TypeToken#getSubtype}. */
    boolean suppressGetSubtype() default false;

    /** Suppresses the assertion on {@link TypeToken#getSupertype}. */

	"sync"
)

// Token - parses the output from IDP id_token.
type Token struct {
	AccessToken string `json:"access_token"`
	Expiry      int    `json:"expires_in"`
}

// KeycloakProvider implements Provider interface for KeyCloak Identity Provider.
type KeycloakProvider struct {
	sync.Mutex

	oeConfig DiscoveryDoc
	client   http.Client
	adminURL string
	realm    string

	// internal value refreshed
	accessToken Token

	corev1 "k8s.io/api/core/v1"

	"istio.io/istio/pkg/maps"
	"istio.io/istio/pkg/zdsapi"
)

var ErrPodNotFound = errors.New("netns not provided, but is needed as pod is not in cache")

type PodNetnsCache interface {
	ReadCurrentPodSnapshot() map[string]WorkloadInfo
}

// Hold a cache of node local pods with their netns
// if we don't know the netns, the pod will still be here with a nil netns.
type podNetnsCache struct {

 * hook into this and this is the model we need to follow - how many of our REST services do not map
 * directory to a method in the application interface?
 *
 * - research extension points versus plugins
 *
 * from igor: two plugins A and B, both depend on the same library but use different versions, say

	return "unknown"
}

func printIngressInfo(
	writer io.Writer,
	matchingServices []corev1.Service,
	podsLabels []klabels.Set,
	kubeClient kubernetes.Interface,
	configClient istioclient.Interface,
	client kube.CLIClient,
) error {
	pods, err := kubeClient.CoreV1().Pods("").List(context.TODO(), metav1.ListOptions{
		LabelSelector: "istio=ingressgateway",

 *   int result = 1;
 *   while ((response = response.priorResponse()) != null) {
 *     result++;
 *   }
 *   return result;
 * }
 * ```
 *
 * [1]: https://tools.ietf.org/html/rfc2817
 */
fun interface Authenticator {
  /**
   * Returns a request that includes a credential to satisfy an authentication challenge in
   * [response]. Returns null if the challenge cannot be satisfied.
   *

func (lm *LRWMutex) ForceUnlock() {
	lm.mu.Lock()
	defer lm.mu.Unlock()

	lm.ref = 0
	lm.isWriteLock = false
}

// DRLocker returns a sync.Locker interface that implements
// the Lock and Unlock methods by calling drw.RLock and drw.RUnlock.
func (lm *LRWMutex) DRLocker() sync.Locker {
	return (*drlocker)(lm)
}

type drlocker LRWMutex

				return nil, fmt.Errorf("unexpected request")
			}
		}),
	}
	getFirstPodFunc = func(client corev1client.PodsGetter, namespace string, selector string, timeout time.Duration, sortBy func([]*corev1.Pod) sort.Interface) (
		*corev1.Pod, int, error,
	) {
		return attachPod(namespace), 1, nil
	}
	for _, tt := range tests {
		t.Run(strings.Split(tt.name, ".")[0], func(t *testing.T) {

  repeated RuntimeClass items = 2;
}

// RuntimeClassSpec is a specification of a RuntimeClass. It contains parameters
// that are required to describe the RuntimeClass to the Container Runtime
// Interface (CRI) implementation, as well as any other components that need to
// understand how the pod will be run. The RuntimeClassSpec is immutable.
message RuntimeClassSpec {