import java.io.IOException;
import java.io.Reader;
import java.nio.CharBuffer;
import java.util.ArrayDeque;
import java.util.Queue;
import javax.annotation.CheckForNull;

/**
 * A class for reading lines of text. Provides the same functionality as {@link
 * java.io.BufferedReader#readLine()} but for all {@link Readable} objects, not just instances of
 * {@link Reader}.
 *
 * @author Chris Nokleberg
 * @since 1.0
 */

		if err := setxattr(path, name, value); err != nil {
			log.Fatalln(fmt.Errorf("setting attribute %s failed with: %v", name, err))
		}
	} else {
		if name == "" {
			log.Fatalln("you must specify an attribute name for reading")
		}
		var names []string
		if name == "." {
			attrs, err := listxattr(path)
			if err != nil {
				log.Fatalln(fmt.Errorf("listing attributes failed with: %v", err))
			}
			names = append(names, attrs...)

			//    https://blog.cloudflare.com/when-tcp-sockets-refuse-to-die/
			// This is a sensitive configuration, it is better to set it to high values, > 60 secs since it can
			// affect clients reading data with a very slow pace  (disappropriate with socket buffer sizes)
			if opts.UserTimeout > 0 {
				_ = syscall.SetsockoptInt(fd, syscall.IPPROTO_TCP, unix.TCP_USER_TIMEOUT, opts.UserTimeout)
			}

	// ensure that this error is sticky.
	err error
}

type fileReader interface {
	io.Reader
	fileState

	WriteTo(io.Writer) (int64, error)
}

// NewReader creates a new [Reader] reading from r.
func NewReader(r io.Reader) *Reader {
	return &Reader{r: r, curr: &regFileReader{r, 0}}
}

// Next advances to the next entry in the tar archive.

	if flag.NArg() != 1 {
		usage()
	}

	f, err := objfile.Open(flag.Arg(0))
	if err != nil {
		log.Fatal(err)
	}
	defer f.Close()

	tab, err := f.PCLineTable()
	if err != nil {
		log.Fatalf("reading %s: %v", flag.Arg(0), err)
	}

	stdin := bufio.NewScanner(os.Stdin)
	stdout := bufio.NewWriter(os.Stdout)

	for stdin.Scan() {
		p := stdin.Text()
		if strings.Contains(p, ":") {

import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.io.DataInput;
import java.io.IOException;
import javax.annotation.CheckForNull;

/**
 * An extension of {@code DataInput} for reading from in-memory byte arrays; its methods offer
 * identical functionality but do not throw {@link IOException}.
 *
 * <p><b>Warning:</b> The caller is responsible for not attempting to read past the end of the

   * draining it is flipped (undrained bytes between position and limit).
   */
  private ByteBuffer byteBuffer;

  /** Whether we've finished reading the reader. */
  private boolean endOfInput;
  /** Whether we're copying encoded bytes to the caller's buffer. */
  private boolean draining;
  /** Whether we've successfully flushed the encoder. */

   * draining it is flipped (undrained bytes between position and limit).
   */
  private ByteBuffer byteBuffer;

  /** Whether we've finished reading the reader. */
  private boolean endOfInput;
  /** Whether we're copying encoded bytes to the caller's buffer. */
  private boolean draining;
  /** Whether we've successfully flushed the encoder. */

        final EditBody body = new EditBody();
        body.id = entity.getId();
        body.dictId = dictId;
        body.token = entity.getToken();
        body.reading = entity.getReading();
        body.pos = entity.getPos();
        body.segmentation = entity.getSegmentation();
        return body;
    }

The **Advanced User Guide** builds on this one, uses the same concepts, and teaches you some extra features.

But you should first read the **Tutorial - User Guide** (what you are reading right now).