CIFSException ex = assertThrows(CIFSException.class, () -> ctx.calculateMIC(data));
        assertTrue(ex.getMessage().contains("Failed to calculate MIC"));
    }

    @Test
    @DisplayName("calculateMIC with null data throws NPE")
    void calculateMIC_nullData() {
        assertThrows(NullPointerException.class, () -> ctx.calculateMIC(null));

    private Object getFieldValue(Object obj, String fieldName) {
        try {
            Field field = getField(obj.getClass(), fieldName);
            field.setAccessible(true);
            return field.get(obj);
        } catch (Exception e) {
            throw new RuntimeException("Failed to get field value: " + fieldName, e);
        }
    }

                // Clear session reference if mutable
                // Note: session field may be final, cannot be nulled
            }
        } catch (Exception e) {
            log.error("Failed to perform emergency tree cleanup", e);
        }
    }

    /**
     *
     * @return whether the tree is connected
     */

        for (final Ingester ingester : ingestFactory.getIngesters()) {
            try {
                target = ingester.process(target, paramMap);
            } catch (final Exception e) {
                logger.warn("[{}] Failed to process ingester", ingester.getClass().getSimpleName(), e);
            }
        }
        return target;
    }

    /**
     * Commits any remaining documents in the cache to the index.

        info.setCapability(capability);

        return info;
    }

    private void encodeSockaddr(byte[] buffer, int offset) {
        // MS-SMB2: SockAddr_Storage field is 128 bytes
        // Clear the entire field first
        for (int i = 0; i < 128; i++) {
            buffer[offset + i] = 0;
        }

        if (ipv6) {
            // IPv6 sockaddr_in6 structure (Windows AF_INET6 = 23)

     * @param role The role.
     */
    public void addRole(final String role) {
        roles.add(role);
    }

    /**
     * Adds a field to filter by.
     * @param field The field name.
     */
    public void addField(final String field) {
        fields.add(field);
    }

    /**
     * Adds a language to filter by.
     * @param lang The language.
     */

        return analyzerSettingsIndexName;
    }

    /**
     * Returns the name of the reading analyzer for a given field and language.
     * @param field The field name.
     * @param lang The language.
     * @return The reading analyzer name.
     */
    public String getReadingAnalyzerName(final String field, final String lang) {

    private Object getFieldValue(Object obj, String fieldName) {
        try {
            Field field = getField(obj.getClass(), fieldName);
            field.setAccessible(true);
            return field.get(obj);
        } catch (Exception e) {
            throw new RuntimeException("Failed to get field value: " + fieldName, e);
        }
    }

    // Item/Field Identifiers
    // ============================================================

    /** Item property key for label field. */
    public static final String ITEM_LABEL = "label";

    /** Item property key for value field. */
    public static final String ITEM_VALUE = "value";

    /** Item property key for name field. */
    public static final String ITEM_NAME = "name";

    /**
     * Creates a temporary file.
     *
     * @param prefix The prefix for the file name.
     * @param suffix The suffix for the file name.
     * @return The created temporary file.
     * @throws IORuntimeException if the file cannot be created.
     */
    public File createTempFile(final String prefix, final String suffix) {
        try {
            final File file = File.createTempFile(prefix, suffix);