// +optional
  optional .k8s.io.apimachinery.pkg.apis.meta.v1.ListMeta metadata = 1;

  // items is a list of schema objects.
  repeated Lease items = 2;
}

// LeaseSpec is a specification of a Lease.
message LeaseSpec {
  // holderIdentity contains the identity of the holder of a current lease.
  // +optional
  optional string holderIdentity = 1;

  // +optional
  optional .k8s.io.apimachinery.pkg.apis.meta.v1.ListMeta metadata = 1;

  // List of pods.
  // More info: http://kubernetes.io/docs/user-guide/pods
  repeated Pod items = 2;
}

// PodSpec is a description of a pod
message PodSpec {
  // Restart policy for all containers within the pod.
  // One of Always, OnFailure, Never.
  // Default to Always.

  // +optional
  optional .k8s.io.apimachinery.pkg.apis.meta.v1.ListMeta metadata = 1;

  // Items is a list of PodDisruptionBudgets
  repeated PodDisruptionBudget items = 2;
}

// PodDisruptionBudgetSpec is a description of a PodDisruptionBudget.
message PodDisruptionBudgetSpec {
  // An eviction is allowed if at least "minAvailable" pods selected by

  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ListMeta metadata = 1;

  // items is the list of CronJobs.
  repeated CronJob items = 2;
}

// CronJobSpec describes how the job execution will look like and when it will actually run.
message CronJobSpec {
  // The schedule in Cron format, see https://en.wikipedia.org/wiki/Cron.

  // +optional
  optional .k8s.io.apimachinery.pkg.apis.meta.v1.ListMeta metadata = 1;

  // items is the list of PriorityClasses
  repeated PriorityClass items = 2;

 * features}, the features supported by the iterator; and {@code expectedElements}, the elements the
 * iterator should return in order.
 *
 * <p>The items in {@code elementsToInsert} will be repeated if {@code steps} is larger than the
 * number of provided elements.
 *
 * @author Chris Povirk
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public abstract class ListIteratorTester<E extends @Nullable Object>

func (c *ConditionController) sync(key string) error {
	inCustomResourceDefinition, err := c.crdLister.Get(key)
	if apierrors.IsNotFound(err) {
		return nil
	}
	if err != nil {
		return err
	}

	// avoid repeated calculation for the same generation
	c.lastSeenGenerationLock.Lock()
	lastSeen, seenBefore := c.lastSeenGeneration[inCustomResourceDefinition.Name]
	c.lastSeenGenerationLock.Unlock()

  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ListMeta metadata = 1;

  // items is the list of PriorityClasses
  repeated PriorityClass items = 2;

type U7 interface { M32 /* ERROR "duplicate method" */ ; m() }
type U8 interface { m(); M32 /* ERROR "duplicate method" */ }
type U9 interface { M32; M64 /* ERROR "duplicate method" */ }

// Verify that repeated embedding of the same interface(s)
// eliminates duplicate methods early (rather than at the
// end) to prevent exponential memory and time use.
// Without early elimination, computing T29 may take dozens
// of minutes.

  // +optional
  optional k8s.io.apimachinery.pkg.apis.meta.v1.ListMeta metadata = 1;

  // items is the list of ClusterCIDRs.
  repeated ClusterCIDR items = 2;
}

// ClusterCIDRSpec defines the desired state of ClusterCIDR.
message ClusterCIDRSpec {
  // nodeSelector defines which nodes the config is applicable to.