setField(resp, Trans2FindFirst2Response.class, "lastName", null);
            }
            resp.received();
            return resp;
        });

        DirFileEntryEnumIterator1 it = new DirFileEntryEnumIterator1(tree, parent, "*", null, 0);

        // Act & Assert: entries a, b, c (dot entries filtered) then end
        assertTrue(it.hasNext());

              "options": {
                "match": "null",
                "result": {
                  "text": "N/A"
                }
              },
              "type": "special"
            }
          ],
          "thresholds": {
            "mode": "absolute",
            "steps": [
              {
                "color": "green",
                "value": null
              },
              {

        if (repository == null || repository.getBasedir() == null) {
            return session;
        }

        if (session != null) {
            LocalRepositoryManager lrm = session.getLocalRepositoryManager();
            if (lrm != null && lrm.getRepository().getBasedir().equals(new File(repository.getBasedir()))) {
                return session;

            final byte[] unicodeHash) {
        if (domain == null || username == null || ansiHash == null || unicodeHash == null) {
            throw new IllegalArgumentException("External credentials cannot be null");
        }
        this.domain = domain;
        this.username = username;
        this.password = null;
        this.challenge = challenge;
        this.ansiHash = ansiHash;

        if (upperBound != null) {
          map = map.headMap(upperBound);
        }
        return map;
      }
      return null;
    }

    @Override
    void maintainEmptyInvariant() {
      updateWholeRowField();
      if (wholeRow != null && wholeRow.isEmpty()) {
        backingMap.remove(rowKey);
        wholeRow = null;
        backingRowMap = null;
      }
    }

    @Override

          () -> new ToOptionalState<>(null),
          (state, o) -> state.add((o == null) ? NULL_PLACEHOLDER : o),
          ToOptionalState::combine,
          state -> {
            Object result = state.getElement();
            return (result == NULL_PLACEHOLDER) ? null : result;
          },
          Collector.Characteristics.UNORDERED);

  /**

     * unaltered.
     *
     * @param path The path to resolve, may be {@code null}.
     * @param basedir The base directory to resolve relative paths against, may be {@code null}.
     * @return The resolved path or {@code null} if the input path was {@code null}.
     */
    String alignToBaseDirectory(String path, File basedir);

        if (tf.getConfig().isDfsDisabled() || tf.getCredentials().getUserDomain() == null
                || tf.getCredentials().getUserDomain().isEmpty()) {
            return null;
        }

        if (this._domains != null && System.currentTimeMillis() > this._domains.expiration) {
            this._domains = null;
        }
        if (this._domains != null) {
            return this._domains.map;
        }
        try {

    }

    // Edge / invalid: null referral or empty/blank path
    @Test
    @DisplayName("handleDFSReferral handles null referral and empty path")
    void handleDfsReferralNullAndEmpty() {
        when(locator.handleDFSReferral(null, "")).thenReturn("smb://server/share/");
        assertEquals("smb://server/share/", locator.handleDFSReferral(null, ""));
        verify(locator).handleDFSReferral(null, "");

        assertNull(searchRenderData.getQueryId());
    }

    @Test
    public void test_setAndGetDocumentItems() {
        // Test with null
        searchRenderData.setDocumentItems(null);
        assertNull(searchRenderData.getDocumentItems());

        // Test with empty list
        List<Map<String, Object>> emptyList = new ArrayList<>();