// May or may not send an update upstream.
func (f *folderScanner) sendUpdate() {
	// Send at most an update every minute.
	if f.updates == nil || time.Since(f.lastUpdate) < time.Minute {
		return
	}
	if flat := f.updateCache.sizeRecursive(f.newCache.Info.Name); flat != nil {
		select {
		case f.updates <- flat.clone():
		default:
		}
		f.lastUpdate = time.Now()
	}
}

    }

    // PUT /api/admin/fileauth/setting
    /**
     * Updates an existing file authentication setting.
     *
     * @param body file authentication setting data to update
     * @return JSON response with updated setting ID and status
     */
    @Execute
    public JsonResponse<ApiResult> put$setting(final EditBody body) {

    }

    /**
     * Updates the general system configuration settings.
     *
     * @param form the edit form containing updated settings
     * @return HTML response after updating settings
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse update(final EditForm form) {

    }

    /**
     * Update an existing stopwords entry.
     *
     * @param form the edit form containing the updated entry data
     * @return HTML response redirecting to the list page after successful update
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse update(final EditForm form) {
        verifyCrudMode(form.crudMode, CrudMode.EDIT, form.dictId);

	TotalUsedCapacity uint64 `json:"usedCapacity,omitempty"`
	TotalFreeCapacity uint64 `json:"freeCapacity,omitempty"`

	// LastUpdate is the timestamp of when the data usage info was last updated.
	// This does not indicate a full scan.
	LastUpdate time.Time `json:"lastUpdate"`

	// Objects total count across all buckets
	ObjectsTotalCount uint64 `json:"objectsCount"`

            context.updateHash(newHash);

            log.debug("Updated preauth hash for session {} with {} bytes of data", sessionId, messageData.length);
        } catch (Exception e) {
            context.invalidate();
            throw new CIFSException("Failed to update preauth integrity hash for session " + sessionId, e);
        }
    }

    /**

					}
				}
				// Collect updates.
				updates := make(chan dataUsageEntry, 1)
				var wg sync.WaitGroup
				wg.Add(1)
				go func(name string) {
					defer wg.Done()
					for update := range updates {
						select {
						case <-ctx.Done():
						case bucketResults <- dataUsageEntryInfo{
							Name:   name,
							Parent: dataUsageRoot,
							Entry:  update,
						}:
						}
					}

        });

        return asJson(new ApiUpdateResponse().id(dataConfig.getId()).created(true).status(Status.OK).result());
    }

    /**
     * Updates an existing data config setting.
     *
     * @param body the request body containing updated data config information
     * @return JSON response with result status
     */
    // PUT /api/admin/dataconfig/setting
    @Execute

		return
	}

	// Validate the transition storage ARNs
	if err = validateTransitionTier(bucketLifecycle); err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	// Create a map of updated set of rules in request
	updatedRules := make(map[string]lifecycle.Rule, len(bucketLifecycle.Rules))
	for _, rule := range bucketLifecycle.Rules {
		updatedRules[rule.ID] = rule
	}

      assertThat(directedGraph.outDegree(node)).isSameInstanceAs(transpose.inDegree(node));
    }

    assertThat(transpose.successors(N1)).doesNotContain(N2);
    directedGraph.putEdge(N2, N1);
    // View should be updated.
    assertThat(transpose.successors(N1)).contains(N2);
    AbstractGraphTest.validateGraph(transpose);
  }

  @Test
  public void transpose_undirectedValueGraph() {