* @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();
  }

  /**

    /**
     * Sets up the test environment before each test.
     * Initializes a mock {@link SmbPipeResource} and a mock implementation of {@link SmbPipeHandle}.
     * @throws CIFSException if an error occurs during setup.
     */
    @BeforeEach
    public void setUp() throws CIFSException {
        mockPipeResource = mock(SmbPipeResource.class);
        mockSmbPipeHandleInternal = mock(SmbPipeHandleInternal.class);

        buffer.putInt(value);
        baos.write(buffer.array(), 0, 4);
    }

    /**
     * Test constructor with KERB_CHECKSUM_HMAC_MD5 type.
     *
     * @throws IOException if an I/O error occurs
     * @throws PACDecodingException if the PAC is malformed
     */
    @Test
    void testConstructorKerbChecksumHmacMd5() throws IOException, PACDecodingException {
        // Prepare data

     * @param func the callback function to build XContent
     * @param mediaType the media type for the content builder
     * @return an OutputStream containing the built content, or an empty ByteArrayOutputStream if an error occurs
     */
    public static OutputStream getXContentBuilderOutputStream(final XContentBuilderCallback func, final MediaType mediaType) {

     * @param resp The response.
     * @param challenge The domain controller challenge.
     * @throws IOException If an IO error occurs.
     * @return the authenticated NtlmPasswordAuthentication object
     * @throws IOException If an IO error occurs.
     * @throws ServletException If an error occurs.
     */
    public static NtlmPasswordAuthentication authenticate(final HttpServletRequest req, final HttpServletResponse resp,

     *             if a network error occurs
     */

    @Override
    public int read(final byte[] b) throws IOException {
        return read(b, 0, b.length);
    }

    /**
     * Reads up to len bytes of data from this input stream into an array of bytes.
     *
     * @throws IOException
     *             if a network error occurs
     */

    @Override

    /**
     * Closes this file handle and optionally sets the last write time
     *
     * @param lastWriteTime the last write time to set, or 0 to leave unchanged
     * @throws CIFSException if an error occurs while closing the file
     */
    void close(long lastWriteTime) throws CIFSException;

    /**
     * {@inheritDoc}
     *
     * @see java.lang.AutoCloseable#close()
     */
    @Override

    /**
     * Connects and performs logon to the tree using the specified context
     * @param tf the CIFS context to use for connection
     * @throws SmbException if an SMB error occurs during connection
     */
    @Deprecated
    void connectLogon(CIFSContext tf) throws SmbException;

    /**
     * Sends an SMB request and returns the response
     * @param <T> the response type

     *
     * @param request The servlet request
     * @param response The servlet response
     * @param chain The filter chain
     * @throws IOException If an I/O error occurs
     * @throws ServletException If a servlet error occurs
     */
    @Override
    public void doFilter(final ServletRequest request, final ServletResponse response, final FilterChain chain)
            throws IOException, ServletException {

     * @throws IOException if an I/O error occurs
     */
    protected abstract void makeKey(Request request) throws IOException;

    /**
     * Reads and returns the key of the next message without consuming it.
     *
     * @return the request key of the next message
     * @throws IOException if an I/O error occurs
     */
    protected abstract Request peekKey() throws IOException;

    /**