private int count;

    private String names = "";

    /**
     * @throws Exception
     */
    @Before
    public void setUp() throws Exception {
        DisposableUtil.dispose();
    }

    /**
     * @throws Exception
     */
    @Test
    public void test1() throws Exception {
        DisposableUtil.add(new TestDisposable("a"));

   * writer each time it is called.
   *
   * <p>The caller is responsible for ensuring that the returned writer is closed.
   *
   * @throws IOException if an I/O error occurs while opening the writer
   */
  public abstract Writer openStream() throws IOException;

  /**
   * Opens a new buffered {@link Writer} for writing to this sink. The returned stream is not

     * @throws PACDecodingException if the token cannot be decoded
     */
    public KerberosApRequest(byte[] token, KerberosKey[] keys) throws PACDecodingException {
        this(parseSequence(token), keys);
    }

    private static ASN1Sequence parseSequence(byte[] token) throws PACDecodingException {
        if (token.length <= 0) {
            throw new PACDecodingException("Empty kerberos ApReq");

     */
    default int getMaxReadingNum() {
        return 10;
    }

    /**
     * Initializes the converter.
     *
     * @throws IOException if an I/O error occurs during initialization.
     */
    void init() throws IOException;

    /**
     * Converts the given text into a list of readings based on the specified field and languages.
     *
     * @param text the text to be converted.

        void testToStringWithNullFileId() throws Exception {
            // Set oplockLevel but leave fileId as null
            Field oplockLevelField = Smb2OplockBreakNotification.class.getDeclaredField("oplockLevel");
            oplockLevelField.setAccessible(true);
            oplockLevelField.set(notification, (byte) 0x01);

            // The implementation calls Hexdump.toHexString which throws NPE on null

        try {
            rateLimiter.checkAttempt(username, ip);
            fail("Should throw SmbException for locked account");
        } catch (SmbException e) {
            assertTrue(e.getMessage().contains("locked out"), "Should indicate account lockout");
        }
    }

    @Test
    public void testIpRateLimit() throws Exception {
        String ip = "192.168.1.3";

        // Close and verify subsequent calls throw
        handle.close();
        CIFSException ex1 = assertThrows(CIFSException.class, handle::getInput, "getInput after close must throw");
        assertTrue(ex1.getMessage().contains("Already closed"));
        CIFSException ex2 = assertThrows(CIFSException.class, handle::getOutput, "getOutput after close must throw");
        assertTrue(ex2.getMessage().contains("Already closed"));

     * @throws IllegalAccessRuntimeException {@link IllegalAccessException} if an error occurs
     * @see Field#getInt(Object)
     */
    public static int getInt(final Field field, final Object target) throws IllegalAccessRuntimeException {
        assertArgumentNotNull("field", field);

        try {
            return field.getInt(target);
        } catch (final IllegalAccessException ex) {

            assertEquals('C', stream.read());
            assertEquals('D', stream.read());

            // Reset will throw IOException because mark is not supported
            try {
                stream.reset();
                fail("reset() should throw IOException when mark is not supported");
            } catch (IOException e) {
                // Expected - FileInputStream does not support mark/reset

    /**
     * @param transport
     * @param sess
     * @param response
     * @throws IOException
     */
    private void treeConnected(final SmbTransportImpl transport, final SmbSessionImpl sess, final TreeConnectResponse response)
            throws CIFSException {
        if (!response.isValidTid()) {
            throw new SmbException("TreeID is invalid");
        }
        this.tid = response.getTid();