return caught;
      }
      throw new AssertionError(
          "expected to throw " + expectedThrowable.getSimpleName() + " but threw " + t, t);
    }
    if (userPassedSupplier) {
      throw new AssertionError(
          "expected to throw "
              + expectedThrowable.getSimpleName()
              + " but returned result: "
              + result);
    } else {

     *
     * @param macSigningKey the MAC signing key for message authentication
     * @param bypass whether to bypass MAC signing
     * @throws SmbException if MD5 algorithm is not available
     */
    public SigningDigest(final byte[] macSigningKey, final boolean bypass) throws SmbException {
        try {
            digest = MessageDigest.getInstance("MD5");
        } catch (final NoSuchAlgorithmException ex) {

     * the class loader that loaded this class is returned.
     * </p>
     *
     * @param targetClass the target class (must not be {@literal null})
     * @return the class loader
     * @throws IllegalStateException if the class loader could not be obtained
     */
    public static ClassLoader getClassLoader(final Class<?> targetClass) {
        assertArgumentNotNull("targetClass", targetClass);

     * @throws CrawlerSystemException if the MIME type is blank or maxLength is negative
     */
    public void addMaxLength(final String mimeType, final long maxLength) {
        if (StringUtil.isBlank(mimeType)) {
            throw new CrawlerSystemException("MIME type is a blank.");
        }
        if (maxLength < 0) {
            throw new CrawlerSystemException("The value of maxLength is invalid.");

        method.setAccessible(true);

        // This should fail because localhost doesn't support SMB multi-channel
        // but the method should not throw NullPointerException
        try {
            method.invoke(multiChannelManager, localhost, loopback);
            // If it doesn't throw, that's unexpected for localhost
            fail("Expected CIFSException for localhost multi-channel attempt");

    private final ServerSocket serverSocket;

    private MyServerExampleWithFrq() throws IOException {
      this.serverSocket = new ServerSocket(0);
    }

    static MyServerExampleWithFrq create(AtomicBoolean finalizeReferentRan) throws IOException {
      MyServerExampleWithFrq myServer = new MyServerExampleWithFrq();
      ServerSocket serverSocket = myServer.serverSocket;

    private final ServerSocket serverSocket;

    private MyServerExampleWithFrq() throws IOException {
      this.serverSocket = new ServerSocket(0);
    }

    static MyServerExampleWithFrq create(AtomicBoolean finalizeReferentRan) throws IOException {
      MyServerExampleWithFrq myServer = new MyServerExampleWithFrq();
      ServerSocket serverSocket = myServer.serverSocket;

    void testReadPacketTypeSpecialStream() throws IOException {
        // Create a mock stream that returns exactly -1 on first read (special case)
        when(mockInputStream.read(any(byte[].class), anyInt(), anyInt())).thenReturn(-1); // Immediate EOF

        byte[] buffer = new byte[10];

        // The readn method will return 0 when stream returns -1
        // So this should still throw IOException, not return -1

     *
     * @param tc the CIFS context
     * @param chlng the server challenge
     * @return the signing key
     * @throws SmbException if an SMB error occurs
     * @throws GeneralSecurityException if a security error occurs
     */
    public byte[] getSigningKey(CIFSContext tc, byte[] chlng) throws SmbException, GeneralSecurityException {
        switch (tc.getConfig().getLanManCompatibility()) {
        case 0:
        case 1:

     * @return the actual version string with timestamp and build number, or null if not found
     * @throws SAXException if XML parsing fails
     * @throws IOException if I/O error occurs
     */
    protected String getSnapshotActualVersion(final DocumentBuilder builder, final String pluginUrl, final String version)
            throws SAXException, IOException {
        String timestamp = null;
        String buildNumber = null;