req.Trailer = nil
	}
	return &s3UnsignedChunkedReader{
		trailers: req.Trailer,
		reader:   bufio.NewReader(req.Body),
		buffer:   make([]byte, 64*1024),
	}, ErrNone
}

// Represents the overall state that is required for decoding a
// AWS Signature V4 chunked reader.
type s3UnsignedChunkedReader struct {
	reader   *bufio.Reader
	trailers http.Header

	buffer []byte
	offset int
	err    error
	debug  bool
}

func HardLimitReader(r io.Reader, n int64) io.Reader { return &HardLimitedReader{r, n} }

// A HardLimitedReader reads from R but limits the amount of
// data returned to just N bytes. Each call to Read
// updates N to reflect the new amount remaining.
// Read returns EOF when N <= 0 or when the underlying R returns EOF.
type HardLimitedReader struct {
	R io.Reader // underlying reader
	N int64     // max bytes remaining
}

        normalizeKana = settings.getAsBoolean("normalize_kana", JapaneseIterationMarkCharFilter.NORMALIZE_KANA_DEFAULT);
    }

    @Override
    public Reader create(Reader reader) {
        return new JapaneseIterationMarkCharFilter(reader, normalizeKanji, normalizeKana);
    }

    CharSequenceReader reader = new CharSequenceReader(string);
    assertTrue(reader.markSupported());

    assertEquals(string, readFully(reader));
    assertFullyRead(reader);

    // reset and read again
    reader.reset();
    assertEquals(string, readFully(reader));
    assertFullyRead(reader);

    // reset, skip, mark, then read the rest
    reader.reset();
    assertEquals(5, reader.skip(5));

        /**
         * Creates a new instance of <code>PropertiesReader</code> and sets
         * the underlaying reader and the list delimiter.
         *
         * @param reader the reader
         */
        public PropertiesReader(Reader reader, boolean maybeTyped) {
            super(reader);
            commentLines = new ArrayList<>();
            valueLines = new ArrayList<>();

        /**
         * Creates a new instance of <code>PropertiesReader</code> and sets
         * the underlaying reader and the list delimiter.
         *
         * @param reader the reader
         */
        public PropertiesReader(Reader reader, boolean maybeTyped) {
            super(reader);
            commentLines = new ArrayList<>();
            valueLines = new ArrayList<>();

type recordTransform struct {
	reader io.Reader
	// recordDelimiter can be up to 2 characters.
	recordDelimiter []byte
	oneByte         []byte
	useOneByte      bool
}

func (rr *recordTransform) Read(p []byte) (n int, err error) {
	if rr.useOneByte {
		p[0] = rr.oneByte[0]
		rr.useOneByte = false
		n, err = rr.reader.Read(p[1:])
		n++
	} else {
		n, err = rr.reader.Read(p)
	}

	if err != nil {

        /**
         * Constructor.
         * @param reader The reader.
         */
        public TextNormalizeContext(final Reader reader) {
            this.reader = reader;
        }

        /**
         * Executes the text processing operation on the provided reader.
         *
         * This method reads characters from the reader and processes them according to the following rules:

}

// where we keep old *Readers
var readMsgpReaderPool = bpool.Pool[*msgp.Reader]{New: func() *msgp.Reader { return &msgp.Reader{} }}

// mspNewReader returns a *Reader that reads from the provided reader.
// The reader will be buffered.
// Return with readMsgpReaderPoolPut when done.
func msgpNewReader(r io.Reader) *msgp.Reader {
	p := readMsgpReaderPool.Get()
	if p.R == nil {
		p.R = xbufio.NewReaderSize(r, 32<<10)

    public static Iterable<String> iterable(final BufferedReader reader) {
        assertArgumentNotNull("reader", reader);

        return () -> new LineIterator(reader);
    }

    /**
     * Constructs an instance.
     *
     * @param reader
     *            The {@link Reader} to read strings from. Must not be {@literal null}.
     */
    public LineIterator(final Reader reader) {
        assertArgumentNotNull("reader", reader);