return if (!fieldType.isInstance(value)) null else fieldType.cast(value)
    } catch (_: NoSuchFieldException) {
    }

    c = c.superclass
  }

  // Didn't find the field we wanted. As a last gasp attempt,
  // try to find the value on a delegate.
  if (fieldName != "delegate") {
    val delegate = readFieldOrNull(instance, Any::class.java, "delegate")

        XContentBuilderCallback callback = (builder, params) -> {
            // Test behavior when builder operations might fail
            if (builder == null) {
                throw new IOException("Builder is null");
            }
            builder.startObject();
            builder.field("null_test", "value");
            builder.endObject();
            return builder;
        };

  protected void checkCanCreate() {
    if (subjectGenerator == null) {
      throw new IllegalStateException("Call using() before createTestSuite().");
    }
    if (name == null) {
      throw new IllegalStateException("Call named() before createTestSuite().");
    }
    if (features == null) {
      throw new IllegalStateException("Call withFeatures() before createTestSuite().");
    }
  }

        assertEquals(fileIndex, readIndex);
    }

    @Test
    @DisplayName("Test setFileName method with null")
    void testSetFileNameNull() {
        request = new Smb2QueryDirectoryRequest(mockConfig);

        request.setFileName(null);

        // Verify size calculation doesn't include filename
        int expectedSize = Smb2Constants.SMB2_HEADER_LENGTH + 32;

         */
        public String getBbb(final Object a) {
            return null;
        }

        /**
         * @return boolean
         */
        public boolean isCCC() {
            return true;
        }

        /**
         * @return Object
         */
        public Object isDdd() {
            return null;
        }

        /**
         * @return String
         */

    }

    public void test_rethrow() {
        // Test rethrowing the exception
        DictionaryExpiredException originalException = null;
        DictionaryExpiredException rethrownException = null;

        try {
            try {
                throw new DictionaryExpiredException();
            } catch (DictionaryExpiredException e) {
                originalException = e;

  static <T extends Throwable> T assertThrows(
      Class<T> expectedThrowable, ThrowingRunnable runnable) {
    return doAssertThrows(
        expectedThrowable,
        () -> {
          runnable.run();
          return null;
        },
        /* userPassedSupplier= */ false);
  }

  private static <T extends Throwable> T doAssertThrows(
      Class<T> expectedThrowable, ThrowingSupplier supplier, boolean userPassedSupplier) {

    protected int readDataWireFormat(final byte[] buffer, int bufferIndex, final int len) throws SMBProtocolDecodingException {
        final int start = bufferIndex;
        final AllocInfo inf = createInfo();
        if (inf != null) {
            bufferIndex += inf.decode(buffer, bufferIndex, getDataCount());
            this.info = inf;
        }
        return bufferIndex - start;
    }

    /**
     * @return
     */

     * @see ArtifactCoordinates#getClassifier()
     */
    @Nonnull
    String getClassifier();

    /**
     * Returns the file extension of the artifact.
     * The dot separator is not included in the returned string.
     *
     * @return the file extension or an empty string if none, never {@code null}
     * @see ArtifactCoordinates#getExtension()

     *
     * @return the user groups
     */
    public String[] getUserGroups() {
        String[] userGroups = DocumentUtil.getValue(attributes, "groups", String[].class);
        if (userGroups == null) {
            userGroups = getDefaultGroupsAsArray();
        }
        return userGroups;
    }

    /**
     * Gets the OpenID Connect user.
     *
     * @return the OpenID Connect user
     */