*
   * @param file the file to read from
   * @return a byte array containing all the bytes from file
   * @throws IllegalArgumentException if the file is bigger than the largest possible byte array
   *     (2^31 - 1)
   * @throws IOException if an I/O error occurs
   */
  public static byte[] toByteArray(File file) throws IOException {
    return asByteSource(file).read();
  }

  /**

        @Override
        public byte[] getSessionKey() throws CIFSException {
            return sessionKey;
        }

        @Override
        protected void doSendFragment(byte[] buf, int off, int length) throws IOException {
            // Mock implementation for testing
        }

        @Override
        protected int doReceiveFragment(byte[] buf) throws IOException {
            return doReceiveFragmentReturn;

   */

  @Override
  public void write(int c) throws IOException {
    checkNotClosed();
    target.append((char) c);
  }

  @Override
  public void write(String str) throws IOException {
    checkNotNull(str);
    checkNotClosed();
    target.append(str);
  }

  @Override
  public void write(String str, int off, int len) throws IOException {
    checkNotNull(str);
    checkNotClosed();

      };
    }

    @Override
    protected void run() throws Exception {}
  }

  public void testStopWhileStarting_runNotCalled() throws Exception {
    CountDownLatch started = new CountDownLatch(1);
    FakeService service =
        new FakeService() {
          @Override
          protected void startUp() throws Exception {
            super.startUp();
            started.await();
          }

            // Assert - should not throw exception when file exists
        }
    }

    @Nested
    class WhenHandlingConnections {

        @Test
        void testConnect() throws IOException {
            // Arrange
            doNothing().when(smbFile).connect();

            // Act
            smbFile.connect();

            // Assert - should not throw exception
        }

     * Establish RDMA connection
     */
    public abstract void connect() throws IOException;
    
    /**
     * Send data using RDMA
     */
    public abstract void send(ByteBuffer data, RdmaMemoryRegion region) throws IOException;
    
    /**
     * Receive data using RDMA  
     */
    public abstract ByteBuffer receive(int timeout) throws IOException;
    
    /**
     * Perform RDMA read operation

  final ImmutableSet<V> createValues() {
    throw new AssertionError("should never be called");
  }

  /**
   * Guaranteed to throw an exception and leave the bimap unmodified.
   *
   * @throws UnsupportedOperationException always
   * @deprecated Unsupported operation.
   */
  @CanIgnoreReturnValue
  @Deprecated
  @Override
  @DoNotCall("Always throws UnsupportedOperationException")

     *
     * @param url An smb URL string representing the file to write to
     * @throws SmbException if an SMB error occurs
     * @throws MalformedURLException if the URL is not properly formatted
     * @throws UnknownHostException if the host cannot be resolved
     */

    public SmbFileOutputStream(final String url) throws SmbException, MalformedURLException, UnknownHostException {
        this(url, false);
    }

     * @throws SmbException if an SMB-specific error occurs
     * @throws CIFSException if a general CIFS error occurs
     */
    void ensureDFSResolved() throws CIFSException;

    /**
     * Checks if the server has the specified capability
     * @param cap the capability flag to check
     * @return whether the capability is present
     * @throws CIFSException if an error occurs checking capabilities

          MILLISECONDS.sleep(DELAY_MS);
        } catch (InterruptedException e) {
          throw new RuntimeException(e);
        }
        throw new SampleRuntimeException();
      };

  private TimeLimiter service;

  private static final ExecutorService executor = newFixedThreadPool(1);

  @Override
  protected void setUp() throws Exception {
    super.setUp();
    service = SimpleTimeLimiter.create(executor);
  }