* @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");
        }

        // Verify witness service is authorized
        if (!isAuthorizedWitnessServer(witnessServer)) {
            throw new SecurityException("Unauthorized witness server: " + witnessServer);
        }
    }
    
    public void validateNotification(WitnessNotification notification) throws SecurityException {

     * @param argValue
     *            The value of the argument.
     * @throws NullArgumentException
     *             If the argument is <code>null</code>.
     */
    public static void assertArgumentNotNull(final String argName, final Object argValue) {
        if (argValue == null) {
            throw new NullArgumentException(argName);
        }
    }

    /**

        // 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

   *
   * @throws UnsupportedOperationException always
   * @deprecated Unsupported operation.
   */
  @CanIgnoreReturnValue
  @Deprecated
  @Override
  public final @Nullable V remove(@Nullable Object o) {
    throw new UnsupportedOperationException();
  }

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

        }
    }

    /**
     * Establishes a connection to the SMB server.
     *
     * @throws SmbException if the connection fails
     */
    public void connect() throws SmbException {
        try {
            super.connect(RESPONSE_TIMEOUT);
        } catch (final TransportException te) {
            throw new SmbException("Failed to connect: " + address, te);
        }
    }

    @Override

     * @return the Type 3 message to send to the server
     * @throws GeneralSecurityException if a cryptographic error occurs
     * @throws CIFSException if a CIFS protocol error occurs
     */
    protected Type3Message createType3Message(final Type2Message msg2) throws GeneralSecurityException, CIFSException {
        if (this.auth instanceof NtlmNtHashAuthenticator) {

     * @param fieldName the field name for error reporting
     * @throws IllegalArgumentException if size is invalid
     */
    public static void validateBufferSize(int size, int maxSize, String fieldName) {
        if (size < 0) {
            throw new IllegalArgumentException(fieldName + " size cannot be negative: " + size);
        }
        if (size > maxSize) {

     *            the digest to set
     * @throws SmbException
     */
    private void setDigest(SMBSigningDigest digest) throws SmbException {
        if (this.transport.isSMB2()) {
            this.digest = digest;
        } else {
            this.transport.setDigest(digest);
        }
    }

    /**
     * @return the digest
     * @throws SmbException
     */

   *
   * @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.
   *