startTime := time.Now()
	defer func() {
		logger.V(4).Info("Finished processing PV", "PV", klog.KRef("", pvName), "cost", time.Since(startTime))
	}()

	pv, err := c.pvLister.Get(pvName)
	if apierrors.IsNotFound(err) {
		logger.V(4).Info("PV not found, ignoring", "PV", klog.KRef("", pvName))
		return nil
	}
	if err != nil {
		return err
	}

	}
}

func (c *PVAssumeCache) GetPV(pvName string) (*v1.PersistentVolume, error) {
	obj, err := c.Get(pvName)
	if err != nil {
		return nil, err
	}

	pv, ok := obj.(*v1.PersistentVolume)
	if !ok {
		return nil, &assumecache.WrongTypeError{TypeName: "v1.PersistentVolume", Object: obj}
	}
	return pv, nil
}

func (c *PVAssumeCache) GetAPIPV(pvName string) (*v1.PersistentVolume, error) {

}

func validNewVolumeAttachment(name string) *storageapi.VolumeAttachment {
	pvName := "foo"
	return &storageapi.VolumeAttachment{
		ObjectMeta: metav1.ObjectMeta{
			Name: name,
		},
		Spec: storageapi.VolumeAttachmentSpec{
			Attacher: "valid-attacher",
			Source: storageapi.VolumeAttachmentSource{
				PersistentVolumeName: &pvName,
			},
			NodeName: "valid-node",
		},
	}
}

//	       will be overwritten with unique name based on PV.Name.
//		client - kube client for API operations.
func RecycleVolumeByWatchingPodUntilCompletion(pvName string, pod *v1.Pod, kubeClient clientset.Interface, recorder RecycleEventRecorder) error {
	return internalRecycleVolumeByWatchingPodUntilCompletion(pvName, pod, newRecyclerClient(kubeClient, recorder))
}

// same as above func comments, except 'recyclerClient' is a narrower pod API

	}}, nil
}

// Recycle recycles/scrubs clean an NFS volume.
// Recycle blocks until the pod has completed or any error occurs.
func (plugin *nfsPlugin) Recycle(pvName string, spec *volume.Spec, eventRecorder recyclerclient.RecycleEventRecorder) error {
	if spec.PersistentVolume == nil || spec.PersistentVolume.Spec.NFS == nil {
		return fmt.Errorf("spec.PersistentVolumeSource.NFS is nil")
	}

		},
		Spec: v1.PersistentVolumeClaimSpec{
			StorageClassName: ptr.To(storageClassName),
		},
	}}
}

func (pvcb pvcBuilder) withBoundPV(pvName string) pvcBuilder {
	pvcb.PersistentVolumeClaim.Spec.VolumeName = pvName
	metav1.SetMetaDataAnnotation(&pvcb.PersistentVolumeClaim.ObjectMeta, volume.AnnBindCompleted, "true")
	return pvcb
}

		t.Errorf("unexpected object: %s", cmp.Diff(pvIn.Status, pvOut.Status))
	}
}

func getPhaseTranstitionTime(ctx context.Context, pvName string, storage *REST) (*metav1.Time, error) {
	obj, err := storage.Get(ctx, pvName, &metav1.GetOptions{})
	if err != nil {
		return nil, err
	}
	return obj.(*api.PersistentVolume).Status.LastPhaseTransitionTime, nil
}