func CheckPortAvailability(host, port string, opts TCPOptions) (err error) {
	lc := &net.ListenConfig{}

	ctx, cancel := context.WithTimeout(context.Background(), time.Second)
	defer cancel()

	l, err := lc.Listen(ctx, "tcp", net.JoinHostPort(host, port))
	if err != nil {
		return err
	}

	// As we are able to listen on this network, the port is not in use.
	// Close the listener and continue check other networks.

    }

    protected AbstractStringBasedModelInterpolator() {}

    @Override
    public Model interpolate(Model model, Map<String, ?> context) throws ModelInterpolationException {
        return interpolate(model, context, true);
    }

    /**
     * Serialize the inbound Model instance to a StringWriter, perform the regex replacement to resolve

type Erasure struct {
	encoder                  func() reedsolomon.Encoder
	dataBlocks, parityBlocks int
	blockSize                int64
}

// NewErasure creates a new ErasureStorage.
func NewErasure(ctx context.Context, dataBlocks, parityBlocks int, blockSize int64) (e Erasure, err error) {
	// Check the parameters for sanity now.
	if dataBlocks <= 0 || parityBlocks < 0 {
		return e, reedsolomon.ErrInvShardNum
	}

def run(playwright: Playwright) -> None:
    browser = playwright.chromium.launch(headless=False)
    # Update the viewport manually
    context = browser.new_context(viewport={"width": 960, "height": 1080})
    page = context.new_page()
    page.goto("http://localhost:8000/docs")
    page.get_by_role("button", name="GET /items/ Read Items").click()
    page.get_by_role("button", name="Try it out").click()

def run(playwright: Playwright) -> None:
    browser = playwright.chromium.launch(headless=False)
    # Update the viewport manually
    context = browser.new_context(viewport={"width": 960, "height": 1080})
    page = context.new_page()
    page.goto("http://localhost:8000/docs")
    page.get_by_role("button", name="POST /login/ Login").click()
    page.get_by_role("button", name="Try it out").click()

		return d.r.Read(p)
	}
	return 0, errors.New("reader closed")
}

func (d *disconnectReader) Close() error {
	d.mu.Lock()
	d.r = nil
	d.mu.Unlock()
	return nil
}

func untar(ctx context.Context, r io.Reader, putObject func(reader io.Reader, info os.FileInfo, name string) error, o untarOptions) error {
	bf := bufio.NewReader(r)
	switch f := detect(bf); f {
	case formatGzip:
		gz, err := gzip.NewReader(bf)

	// MetaSsecCRC is the encrypted checksum of the SSE-C encrypted object.
	MetaSsecCRC = "X-Minio-Replication-Ssec-Crc"

	// MetaContext is the KMS context provided by a client when encrypting an
	// object with SSE-KMS. A client may not send a context in which case the
	// MetaContext will not be present.
	// MetaContext only contains the bucket/object name if the client explicitly

}

// customErrHandler is originally implemented to avoid having the following error
//
//	`http: proxy error: context canceled` printed by Golang
func (f *Forwarder) customErrHandler(w http.ResponseWriter, r *http.Request, err error) {
	if f.Logger != nil && err != context.Canceled {
		f.Logger(err)
	}
	w.WriteHeader(http.StatusBadGateway)
}

// storage specified by the transition ARN, the metadata is left behind on source cluster and original content
// is moved to the transition tier. Note that in the case of encrypted objects, entire encrypted stream is moved
// to the transition tier without decrypting or re-encrypting.
func transitionObject(ctx context.Context, objectAPI ObjectLayer, oi ObjectInfo, lae lcAuditEvent) (err error) {
	timeILM := globalScannerMetrics.timeILM(lae.Action)

    }

    /**
     * Sets the context handle for the async notify request.
     *
     * @param contextHandle the context handle from registration
     */
    public void setContextHandle(byte[] contextHandle) {
        this.contextHandle = contextHandle != null ? contextHandle.clone() : null;
    }

    /**
     * Gets the context handle.
     *
     * @return the context handle
     */