"io"
	"unicode/utf8"
)

// A Reader implements the [io.Reader], [io.ReaderAt], [io.WriterTo], [io.Seeker],
// [io.ByteScanner], and [io.RuneScanner] interfaces by reading from
// a byte slice.
// Unlike a [Buffer], a Reader is read-only and supports seeking.
// The zero value for Reader operates like a Reader of an empty slice.
type Reader struct {
	s        []byte
	i        int64 // current reading index

		if len(data) == 0 {
			return data
		}
		var buffer bytes.Buffer
		mac := hmac.New(sha256.New, key[:])
		mac.Write([]byte(baseKey))
		if _, err := sio.Encrypt(&buffer, bytes.NewReader(data), sio.Config{Key: mac.Sum(nil)}); err != nil {
			logger.CriticalIf(context.Background(), errors.New("unable to encrypt using object key"))
		}
		return buffer.Bytes()
	}
}

   *     helpful predefined constants
   * @return the buffered reader
   */
  public static BufferedReader newReader(File file, Charset charset) throws FileNotFoundException {
    checkNotNull(file);
    checkNotNull(charset);
    return new BufferedReader(new InputStreamReader(new FileInputStream(file), charset));
  }

  /**
   * Returns a buffered writer that writes to a file using the given character set.
   *

		memUsedPerc:       "Used memory percentage on the node",
		memFree:           "Free memory on the node",
		memShared:         "Shared memory on the node",
		memBuffers:        "Buffers memory on the node",
		memCache:          "Cache memory on the node",
		memAvailable:      "Available memory on the node",
		readsPerSec:       "Reads per second on a drive",

}

// pickRelevantGoroutines returns all goroutines we care about for the purpose
// of leak checking. It excludes testing or runtime ones.
func pickRelevantGoroutines() (gs []string) {
	// get runtime stack buffer.
	buf := debug.Stack()
	// runtime stack of go routines will be listed with 2 blank spaces between each of them, so split on "\n\n" .
	for g := range strings.SplitSeq(string(buf), "\n\n") {

	flag.StringVar(&clientScopes, "cscopes", "openid", "Client Scopes")
	flag.IntVar(&port, "port", 8080, "Port")
}

func implicitFlowURL(c oauth2.Config, state string) string {
	var buf bytes.Buffer
	buf.WriteString(c.Endpoint.AuthURL)
	v := url.Values{
		"response_type": {"id_token"},
		"response_mode": {"form_post"},
		"client_id":     {c.ClientID},
	}
	if c.RedirectURL != "" {

            logger.warn("Could not delete a temp dir: {}", ownTmpDir.getAbsolutePath());
        }
    }

    /**
     * Appends JAR files from the specified directory to the classpath buffer.
     *
     * @param cpSeparator the classpath separator to use
     * @param buf the StringBuilder to append to
     * @param libDir the directory containing JAR files

//
// Go stdlib doesn't support parsing JSON with duplicate
// keys, so we need to use this technique to merge the
// keys.
func sanitizePolicy(r io.Reader) (io.Reader, error) {
	var buf bytes.Buffer
	e := json.NewEncoder(&buf)
	d := jstream.NewDecoder(r, 0).ObjectAsKVS().MaxDepth(10)
	sset := set.NewStringSet()
	for mv := range d.Stream() {
		if mv.ValueType == jstream.Object {

//     in `input_shapes`.
//
// The results are returned in `output_shapes` and
// `output_resource_shapes_and_types`. The caller is responsible for freeing the
// memory in these buffers by calling `TF_DeleteShapeAndTypeList`.
TF_CAPI_EXPORT extern void TFE_InferShapes(
    TFE_Op* op, TF_ShapeAndTypeList* input_shapes, TF_Tensor** input_tensors,
    TF_ShapeAndTypeList* input_tensor_as_shapes,

// It will be length 0.
func metaDataPoolGet() []byte {
	return metaDataPool.Get()[:0]
}

// metaDataPoolPut will put an unused small buffer back into the pool.
func metaDataPoolPut(buf []byte) {
	if cap(buf) >= metaDataReadDefault && cap(buf) < metaDataReadDefault*4 {
		metaDataPool.Put(buf)
	}
}