* @throws IOException if an I/O error occurs
     */
    public PacDataInputStream(final InputStream in) throws IOException {
        this.dis = new DataInputStream(in);
        this.size = in.available();
    }

    /**
     * Aligns the stream position to the specified boundary.
     * @param mask the alignment mask (typically 2, 4, or 8)
     * @throws IOException if an I/O error occurs
     */

    @Override
    public void touch(Artifact artifact, ArtifactRepository repository, String error) {
        File file = artifact.getFile();

        File touchfile = getTouchfile(artifact);

        if (file.exists()) {
            touchfile.delete();
        } else {
            writeLastUpdated(touchfile, getRepositoryKey(repository), error);
        }
    }

    @Override

func TestUpdateHasOne(t *testing.T) {
	user := *GetUser("update-has-one", Config{})

	if err := DB.Create(&user).Error; err != nil {
		t.Fatalf("errors happened when create: %v", err)
	}

	user.Account = Account{Number: "account-has-one-association"}

	if err := DB.Save(&user).Error; err != nil {
		t.Fatalf("errors happened when update: %v", err)
	}

	var user2 User
	DB.Preload("Account").Find(&user2, "id = ?", user.ID)

        };
    addCallback(f, callback, directExecutor());
    f.cancel(true);
  }

  public void testThrowErrorFromGet() {
    Error error = new AssertionError("ASSERT!");
    ListenableFuture<String> f = UncheckedThrowingFuture.throwingError(error);
    MockCallback callback = new MockCallback(error);
    addCallback(f, callback, directExecutor());
  }

  public void testRuntimeExceptionFromGet() {

func (r *Reader) WriteTo(w io.Writer) (n int64, err error) {
	r.prevRune = -1
	if r.i >= int64(len(r.s)) {
		return 0, nil
	}
	b := r.s[r.i:]
	m, err := w.Write(b)
	if m > len(b) {
		panic("bytes.Reader.WriteTo: invalid Write count")
	}
	r.i += int64(m)
	n = int64(m)
	if m != len(b) && err == nil {
		err = io.ErrShortWrite
	}
	return
}

	}
	if n > s.end-s.start {
		s.setErr(ErrAdvanceTooFar)
		return false
	}
	s.start += n
	return true
}

// setErr records the first error encountered.
func (s *Scanner) setErr(err error) {
	if s.err == nil || s.err == io.EOF {
		s.err = err
	}
}

// Buffer controls memory allocation by the Scanner.
// It sets the initial buffer to use when scanning

open class FailingCall : Call {
  override fun request(): Request = error("unexpected")

  override fun execute(): Response = error("unexpected")

  override fun enqueue(responseCallback: Callback): Unit = error("unexpected")

  override fun cancel(): Unit = error("unexpected")

  override fun isExecuted(): Boolean = error("unexpected")

  override fun isCanceled(): Boolean = error("unexpected")

pkg os, func OpenInRoot(string, string) (*File, error) #67002
pkg os, func OpenRoot(string) (*Root, error) #67002
pkg os, method (*Root) Close() error #67002
pkg os, method (*Root) Create(string) (*File, error) #67002
pkg os, method (*Root) FS() fs.FS #67002
pkg os, method (*Root) Lstat(string) (fs.FileInfo, error) #67002
pkg os, method (*Root) Mkdir(string, fs.FileMode) error #67002

		case "ID":
			err = dc.ReadExactBytes((z.VersionID)[:])
			if err != nil {
				err = msgp.WrapError(err, "VersionID")
				return
			}
		case "MTime":
			z.ModTime, err = dc.ReadInt64()
			if err != nil {
				err = msgp.WrapError(err, "ModTime")
				return
			}
		case "MetaSys":
			var zb0002 uint32
			zb0002, err = dc.ReadMapHeader()
			if err != nil {
				err = msgp.WrapError(err, "MetaSys")

)

func BeginTransaction(db *gorm.DB) {
	if !db.Config.SkipDefaultTransaction && db.Error == nil {
		if tx := db.Begin(); tx.Error == nil {
			db.Statement.ConnPool = tx.Statement.ConnPool
			db.InstanceSet("gorm:started_transaction", true)
		} else if tx.Error == gorm.ErrInvalidTransaction {
			tx.Error = nil
		} else {
			db.Error = tx.Error
		}
	}
}

func CommitOrRollbackTransaction(db *gorm.DB) {