InputStream is = new ByteArrayInputStream("Hi".getBytes());
            byte[] buffer = new byte[10];

            Transport.readn(is, buffer, 0, 2); // Read all
            int bytesRead = Transport.readn(is, buffer, 0, 5); // Try to read more
            assertEquals(0, bytesRead);
        }
    }

    @Nested
    @DisplayName("Resource management tests")

		if er.readN == 0 && Equal(etag, er.checksum) {
			return er
		}
	}
	if len(forceMD5) != 0 {
		return &Reader{
			src:      r,
			md5:      NewUUIDHash(forceMD5),
			checksum: etag,
		}
	}
	return &Reader{
		src:      r,
		md5:      md5.New(),
		checksum: etag,
	}
}

// Read reads up to len(p) bytes from the underlying
// io.Reader as specified by the io.Reader interface.

        return ((src[srcIndex++] & 0x01) << 16) + ((src[srcIndex++] & 0xFF) << 8) + (src[srcIndex++] & 0xFF);
    }

    static int readn(final InputStream in, final byte[] b, final int off, final int len) throws IOException {
        int i = 0, n;

        while (i < len) {
            n = in.read(b, off + i, len - i);
            if (n <= 0) {
                break;
            }
            i += n;
        }

        return ((src[srcIndex++] & 0x01) << 16) + ((src[srcIndex++] & 0xFF) << 8) + (src[srcIndex++] & 0xFF);
    }

    static int readn(final InputStream in, final byte[] b, final int off, final int len) throws IOException {
        int i = 0, n;

        while (i < len) {
            n = in.read(b, off + i, len - i);
            if (n <= 0) {
                break;
            }
            i += n;
        }

    }
  }

  /**
   * Returns a {@link CharSource} that reads from the given URL using the given character set.
   *
   * @since 14.0
   */
  public static CharSource asCharSource(URL url, Charset charset) {
    return asByteSource(url).asCharSource(charset);
  }

  /**
   * Reads all bytes from a URL into a byte array.
   *
   * @param url the URL to read from
   * @return a byte array containing all the bytes from the URL

	_, err = io.ReadFull(f, dst)
	return dst, st, err
}

// ReadFile reads the named file and returns the contents.
// A successful call returns err == nil, not err == EOF.
// Because ReadFile reads the whole file, it does not treat an EOF from Read
// as an error to be reported.
//
// passes NOATIME flag for reads on Unix systems to avoid atime updates.
func ReadFile(name string) ([]byte, error) {

		c.Conn.SetWriteDeadline(now.Add(c.writeDeadline + updateInterval))
		c.writeSetAt = now
	}
}

// Read - reads data from the connection using wrapped buffered reader.
func (c *DeadlineConn) Read(b []byte) (n int, err error) {
	if c.abortReads.Load() {
		return 0, context.DeadlineExceeded
	}
	c.setReadDeadline()
	n, err = c.Conn.Read(b)
	return n, err
}

// Write - writes data to the connection.

type MonitorReaderOptions struct {
	BucketOptions
	HeaderSize int
}

// Read implements a throttled read
func (r *MonitoredReader) Read(buf []byte) (n int, err error) {
	if r.throttle == nil {
		return r.r.Read(buf)
	}
	if r.lastErr != nil {
		err = r.lastErr
		return n, err
	}
	b := r.throttle.Burst()  // maximum available tokens

	}

	readTriggerCh := make(chan bool, len(p.readers))
	defer xioutil.SafeClose(readTriggerCh) // close the channel upon return

	for i := 0; i < p.dataBlocks; i++ {
		// Setup read triggers for p.dataBlocks number of reads so that it reads in parallel.
		readTriggerCh <- true
	}

	disksNotFound := int32(0)
	bitrotHeal := int32(0)       // Atomic bool flag.
	missingPartsHeal := int32(0) // Atomic bool flag.

// 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
}

func (l *HardLimitedReader) Read(p []byte) (n int, err error) {
	if l.N < 0 {