Node<K, V> newNode = new Node<>(node.key, node.keyHash, value, valueHash);
          replaceNodeForKey(node, newNode);
          expectedModCount = modCount;
          if (Objects.equals(toRemove, node)) {
            toRemove = newNode;
          }
          node = newNode;
          return oldValue;
        }
      }
    };
  }

    if (!isDone()) {
      Listener oldHead = listeners();
      if (oldHead != Listener.TOMBSTONE) {
        Listener newNode = new Listener(listener, executor);
        do {
          newNode.next = oldHead;
          if (casListeners(oldHead, newNode)) {
            return;
          }
          oldHead = listeners(); // re-read
        } while (oldHead != Listener.TOMBSTONE);
      }
    }

        validateApi(body, messages -> {});
        final EditBody newBody = new EditBody();
        AdminGeneralAction.updateForm(fessConfig, newBody);
        BeanUtil.copyBeanToBean(body, newBody, CopyOptions::excludeNull);
        AdminGeneralAction.updateConfig(fessConfig, newBody);
        return asJson(new ApiResponse().status(Status.OK).result());
    }

      check(!responseBodyOpen && !requestBodyOpen && !socketSourceOpen && !socketSinkOpen)
    }

    val exchangeFinder = this.exchangeFinder!!
    val connection = exchangeFinder.find()
    val codec = connection.newCodec(client, chain)
    val result = Exchange(this, exchangeFinder, codec)
    this.interceptorScopedExchange = result
    this.exchange = result
    withLock {
      this.requestBodyOpen = true

    return peerCertificates.isNotEmpty() &&
      OkHostnameVerifier.verify(url.host, peerCertificates[0] as X509Certificate)
  }

  @Throws(SocketException::class)
  internal fun newCodec(
    client: OkHttpClient,
    chain: RealInterceptorChain,
  ): ExchangeCodec {
    val okHttpSocket = this.socket
    val http2Connection = this.http2Connection

    return if (http2Connection != null) {

		return !isSourceOrTargetS3 || info.IsLatest
	}

	u, err := url.Parse(r.Target.Endpoint)
	if err != nil {
		return err
	}

	cred := r.Target.Creds

	c, err := minio.NewCore(u.Host, &minio.Options{
		Creds:        credentials.NewStaticV4(cred.AccessKey, cred.SecretKey, cred.SessionToken),
		Secure:       u.Scheme == "https",
		Transport:    getRemoteInstanceTransport(),

	cred := getReqAccessCred(r, globalSite.Region())
	// In a federated deployment, all the instances share config files
	// and hence expected to have same credentials.
	core, err := miniogo.NewCore(host, &miniogo.Options{
		Creds:     credentials.NewStaticV4(cred.AccessKey, cred.SecretKey, ""),
		Secure:    globalIsTLS,
		Transport: getRemoteInstanceTransport(),
	})
	if err != nil {
		return nil, err