*/
    public PACDecodingException() {
        this(null, null);
    }

    /**
     * Constructs a new PAC decoding exception with the specified detail message.
     * @param message the detail message
     */
    public PACDecodingException(final String message) {
        this(message, null);
    }

    /**
     * Constructs a new PAC decoding exception with the specified cause.

    public void test_nullHandling() {
        // Test with null ParseException
        QueryParseException queryParseException = new QueryParseException(null);
        assertNotNull(queryParseException);
        assertNull(queryParseException.getCause());
        // getMessage() may return null when constructed with null
        // This is expected behavior for exceptions with null cause
    }

    public void test_nestedCause() {

     * Constructs an instance.
     *
     * @param clazz
     *            the class (must not be {@literal null})
     */
    public ClassIterator(final Class<?> clazz) {
        this(clazz, true);
    }

    /**
     * Constructs an instance.
     *
     * @param clazz the class (must not be {@literal null})
     * @param includeObject if {@literal true}, includes the {@link Object} class in the iteration
     */

     * @param keyList The list of keys to register this extractor under.
     */
    public void register(final List<String> keyList) {
        if (keyList == null || keyList.isEmpty()) {
            throw new IllegalArgumentException("keyList must not be null or empty.");
        }
        getExtractorFactory().addExtractor(keyList, this);
    }

    /**
     * Returns the MimeTypeHelper instance from the CrawlerContainer.

        try {
            // Test null vs null
            assertTrue(auth1.equals(new NtlmPasswordAuthenticator("domain", "user", (String) null)));

            // Test null vs empty
            assertFalse(auth1.equals(auth2));

            // Test null vs password
            assertFalse(auth1.equals(auth3));

            // Test empty vs password

  @Throws(IOException::class)
  override fun authenticate(
    route: Route?,
    response: Response,
  ): Request? {
    if (route == null) throw NullPointerException("route == null")
    responses += response
    routes += route
    if (!schemeMatches(response) || credential == null) return null
    val header =
      when (response.code) {
        407 -> "Proxy-Authorization"
        else -> "Authorization"
      }

    val sentRequestMillis = System.currentTimeMillis()

    var invokeStartEvent = true
    var responseBuilder: Response.Builder? = null
    var sendRequestException: IOException? = null
    val hasRequestBody = HttpMethod.permitsRequestBody(request.method) && requestBody != null
    val isUpgradeRequest =
      !hasRequestBody &&
        "upgrade".equals(request.header("Connection"), ignoreCase = true)
    try {

     *
     * @param str the string to encode
     * @param encoding the character encoding to use
     * @return encoded byte array, or empty array if str is null
     */
    public static byte[] getBytes(final String str, final Charset encoding) {
        if (str == null) {
            return new byte[0];
        }
        return str.getBytes(encoding);
    }

    /**

            _dst.enc_ndr_referent(stores, 1);

            if (path != null) {
                _dst = _dst.deferred;
                _dst.enc_ndr_string(path);

            }
            if (comment != null) {
                _dst = _dst.deferred;
                _dst.enc_ndr_string(comment);

            }
            if (stores != null) {
                _dst = _dst.deferred;

    }

    @Test
    void testGetNextNull() {
        // Test case for getNext method when it returns null (no chained request)
        when(mockRequest.getNext()).thenReturn(null);

        assertNull(mockRequest.getNext(), "Next request should be null when mocked to do so.");
        verify(mockRequest, times(1)).getNext();
    }

    @Test
    void testGetResponse() {