}
  }

  private static Set<Feature<?>> computeReserializedCollectionFeatures(Set<Feature<?>> features) {
    Set<Feature<?>> derivedFeatures = new HashSet<>(features);
    derivedFeatures.remove(SERIALIZABLE);
    derivedFeatures.remove(SERIALIZABLE_INCLUDING_VIEWS);
    return derivedFeatures;
  }

-------------------------------------------------
./gradlew check -Dbwc.remote=${remote} -Dbwc.refspec.5.x=index_req_bwc_5.x
-------------------------------------------------

The branch needs to be available on the remote that the BWC makes of the
repository you run the tests from. Using the remote is a handy trick to make

  @Override
  protected @Nullable T computeNext() {
    // TODO(b/192579700): Use a ternary once it no longer confuses our nullness checker.
    if (queue.isEmpty()) {
      return endOfData();
    }
    return queue.remove();
  }

    @Override
    public void transformTest(ObjectNode doParent) {
        ObjectNode doNode = (ObjectNode) doParent.get(getKeyToFind());
        JsonNode previousValue = doNode.get(requiredChildKey());
        doNode.remove(requiredChildKey());
        doNode.set(getNewChildKey(), previousValue);
    }

        return "length";
    }

    @Override
    public void transformTest(ObjectNode matchParent) {
        ObjectNode matchNode = (ObjectNode) matchParent.get(getKeyToFind());
        matchNode.remove(requiredChildKey());
        matchNode.set(getNewChildKey(), getReplacementNode());
    }

			depID: dID,
		})
		m.Merge(&mLocal)
		// Allow half the interval for collecting remote...
		cctx, cancel := context.WithTimeout(ctx, interval/2)
		mRemote := collectRemoteMetrics(cctx, types, collectMetricsOpts{
			hosts: hostMap,
			disks: diskMap,
			jobID: jobID,
			depID: dID,
		})
		cancel()
		m.Merge(&mRemote)
		if !byHost {
			m.ByHost = nil
		}
		if !byDisk {
			m.ByDisk = nil
		}

    }

    @Override
    public void transferSucceeded(TransferEvent event) {
        ongoing.remove(new TransferResourceIdentifier(event.getResource()));
        put(event, ongoing.isEmpty());
    }

    @Override
    public void transferFailed(TransferEvent event) {
        ongoing.remove(new TransferResourceIdentifier(event.getResource()));
        put(event, ongoing.isEmpty());
    }

            if (newDoc.get(indexFieldLang) instanceof final List<?> langList) {
                if (langList.contains("auto")) {
                    newDoc.remove(indexFieldLang);
                }
                languageHelper.updateDocument(newDoc);
            }
            return newDoc;
        }).toList();
        if (fessConfig.isThumbnailCrawlerEnabled()) {

            final TimeoutTask task = e.getElement();
            if (task.isCanceled()) {
                e.remove();
            } else if (!task.isStopped() && task.isExpired()) {
                expiredTask.add(task);
                if (!task.isPermanent()) {
                    e.remove();
                }
            }
        }
        return expiredTask;
    }

    /**

      while (openClientSocket.hasNext()) {
        openClientSocket.next().closeQuietly()
        openClientSocket.remove()
      }

      val httpConnection = openConnections.iterator()
      while (httpConnection.hasNext()) {
        httpConnection.next().closeQuietly()
        httpConnection.remove()
      }
      dispatcher.close()
    }
  }

  @Throws(Exception::class)