*    corresponding call to [FrameCallback].
   */
  @Throws(IOException::class)
  fun processNextFrame() {
    readHeader()
    if (isControlFrame) {
      readControlFrame()
    } else {
      readMessageFrame()
    }
  }

  @Throws(IOException::class, ProtocolException::class)
  private fun readHeader() {
    if (closed) throw IOException("closed")

     * @param maxSize maximum allowed size
     * @throws SmbException if validation fails
     */
    public void validateBuffer(byte[] buffer, int expectedSize, int maxSize) throws SmbException {
        totalValidations.incrementAndGet();

        if (buffer == null) {
            failedValidations.incrementAndGet();
            throw new SmbException("Response buffer is null");
        }

            if (token == null) {
                if (len == 0) {
                    return new byte[0];
                }
                throw new CIFSException("token is null but len > 0");
            }
            if (off < 0 || len < 0 || off > token.length || off + len > token.length) {
                throw new CIFSException("invalid offset/length");
            }

        // We need to create a proper ASN1TaggedObject with APPLICATION tag class
        // Create a custom base object that throws IOException
        ASN1Encodable badBase = new ASN1Encodable() {
            @Override
            public ASN1Primitive toASN1Primitive() {
                // Return a primitive that will throw IOException when getEncoded is called

     * @param unshared whether to use an exclusive connection
     * @throws DcerpcException if DCERPC initialization fails
     * @throws MalformedURLException if the URL is malformed
     */
    public DcerpcPipeHandle(final String url, final CIFSContext tc, final boolean unshared) throws DcerpcException, MalformedURLException {
        super(tc, DcerpcHandle.parseBinding(url));

   * @return the result returned by the Callable
   * @throws TimeoutException if the time limit is reached
   * @throws ExecutionException if {@code callable} throws a checked exception
   * @throws UncheckedExecutionException if {@code callable} throws a {@code RuntimeException}
   * @throws ExecutionError if {@code callable} throws an {@code Error}
   * @since 22.0
   */
  @CanIgnoreReturnValue

   *
   * @throws UnsupportedOperationException always
   * @deprecated Unsupported operation.
   */
  @Deprecated
  @Override
  @DoNotCall("Always throws UnsupportedOperationException")
  public final void putAll(Table<? extends R, ? extends C, ? extends V> table) {
    throw new UnsupportedOperationException();
  }

  /**
   * Guaranteed to throw an exception and leave the table unmodified.
   *

        // Act & Assert
        SmbException thrown = assertThrows(SmbException.class, handle::close);
        assertEquals(errorCode, thrown.getNtStatus());
        verify(mockDcerpcHandle, times(1)).sendrecv(any(MsrpcSamrOpenDomain.class));
        verify(mockDcerpcHandle, times(1)).sendrecv(any(MsrpcSamrCloseHandle.class));
    }

    @Test
    void close_shouldThrowIOExceptionOnSendRecvFailure() throws IOException {
        // Arrange

 * order that they are added.
 *
 * <p>Exceptions thrown by a listener will be propagated up to the executor. Any exception thrown
 * during {@code Executor.execute} (e.g., a {@code RejectedExecutionException} or an exception
 * thrown by {@linkplain MoreExecutors#directExecutor direct execution}) will be caught and logged.
 *
 * @author Nishant Thakkar

        }

        throw new CIFSException("Loop in DFS referrals");
    }

    /**
     * @param loc
     * @return tree handle
     * @throws SmbException
     */
    public SmbTreeHandleImpl connectWrapException(final SmbResourceLocatorImpl loc) throws SmbException {
        try {
            return connect(loc);
        } catch (final SmbException se) {
            throw se;