}
	if err := updateAuthHdrs(ctx, uri, "k8s", c.k8sCreds, ret, "x-mesh-authorization"); err != nil {
		return nil, err
	}
	if err := updateAuthHdrs(ctx, uri, "gcp", c.gcpCreds, ret, "authorization"); err != nil {
		return nil, err
	}
	return ret, nil
}

func (*meshAuthCredentials) RequireTransportSecurity() bool {
	return true
}

func NewSingleton[T any]() *Singleton[T] {
	return &Singleton[T]{set: make(chan struct{}), v: nil}
}

// Get will return the singleton value.
func (s *Singleton[T]) Get() *T {
	<-s.set
	return s.v
}

// GetNonBlocking will return the singleton value or nil if not set yet.
func (s *Singleton[T]) GetNonBlocking() *T {
	select {
	case <-s.set:
		return s.v
	default:
		return nil
	}
}

    @Override
    public String getName () {
        return this.filename;
    }


    @Override
    public int getType () {
        return SmbConstants.TYPE_FILESYSTEM;
    }


    /**
     * @return the fileIndex
     */
    @Override
    public int getFileIndex () {
        return this.fileIndex;
    }


    /**
     * @return the filename
     */
    public String getFilename () {

        @Override
        public Iterator<Lifecycle> iterator() {
            return Collections.emptyIterator();
        }

        @Override
        public Optional<Lifecycle> lookup(String id) {
            return Optional.empty();
        }

        @Override
        public List<String> computePhases(Lifecycle lifecycle) {
            return List.of();
        }
    };

    return delegate().lastIndexOf(element);
  }

  @Override
  public ListIterator<E> listIterator() {
    return delegate().listIterator();
  }

  @Override
  public ListIterator<E> listIterator(int index) {
    return delegate().listIterator(index);
  }

  @CanIgnoreReturnValue
  @Override
  @ParametricNullness
  public E remove(int index) {
    return delegate().remove(index);
  }

    @Override
    public String getId() {
        return crawlingConfig.getId();
    }

    @Override
    public String getName() {
        return crawlingConfig.getName();
    }

    @Override
    public String[] getPermissions() {
        return crawlingConfig.getPermissions();
    }

    @Override
    public String[] getVirtualHosts() {
        return crawlingConfig.getVirtualHosts();
    }

            logger.info("Set requests_per_second to {}", requestsPerSecond);
            return requestsPerSecond;
        }
        return value;
    }

    public boolean createIndex(final String index, final String indexName) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        return createIndex(index, indexName, fessConfig.getIndexNumberOfShards(), fessConfig.getIndexAutoExpandReplicas(), true);

        case CrudMode.CREATE:
            return OptionalEntity.of(new ElevateWord()).map(entity -> {
                entity.setCreatedBy(username);
                entity.setCreatedTime(currentTime);
                return entity;
            });
        case CrudMode.EDIT:
            if (form instanceof EditForm) {

                return cfg;
            }
        });

        MUTATIONS.put("forceSigning", new TestMutation() {

            @Override
            public Map<String, String> mutate ( Map<String, String> cfg ) {
                cfg.put("jcifs.smb.client.signingPreferred", "true");
                cfg.put("jcifs.smb.client.signingEnforced", "true");
                return cfg;
            }
        });

    public CrawlingInfoParamDbm asDBMeta() {
        return CrawlingInfoParamDbm.getInstance();
    }

    @Override
    public String asTableDbName() {
        return "crawling_info_param";
    }

    @Override
    public boolean hasSpecifiedColumn() {
        return _specification != null;
    }

    @Override
    public ConditionQuery localCQ() {
        return doGetConditionQuery();
    }