if (authenticator != null) {
                return authenticator.getResponse(responseType);
            }
        }
        return null;
    }

    /**
     * Performs logout operations for the specified user using SSO.
     *
     * @param user The user to logout
     * @return The logout URL from the SSO authenticator, or null if SSO is not available
     */

  public void testEqual() throws Exception {
    assertTrue(Objects.equal(1, 1));
    assertTrue(Objects.equal(null, null));

    // test distinct string objects
    String s1 = "foobar";
    String s2 = new String(s1);
    assertTrue(Objects.equal(s1, s2));

    assertFalse(Objects.equal(s1, null));
    assertFalse(Objects.equal(null, s1));
    assertFalse(Objects.equal("foo", "bar"));
    assertFalse(Objects.equal("1", 1));
  }

   * find it when available. When this is null, use the slow way.
   */
  @J2ktIncompatible @GwtIncompatible // java.lang.reflect
  private static final @Nullable Method getStackTraceElementMethod =
      (jla == null) ? null : getGetMethod();

  /**
   * The "getStackTraceDepth" method, only available on some JDKs so we use reflection to find it
   * when available. When this is null, use the slow way.
   */

        if (_conditionQuery != null) {
            QueryBuilder queryBuilder = _conditionQuery.getQuery();
            if (queryBuilder != null) {
                builder.setQuery(queryBuilder);
            }
            _conditionQuery.getFieldSortBuilderList().forEach(sort -> {
                builder.addSort(sort);
            });
        }

        if (_conditionAggregation != null) {

        if (_conditionQuery != null) {
            QueryBuilder queryBuilder = _conditionQuery.getQuery();
            if (queryBuilder != null) {
                builder.setQuery(queryBuilder);
            }
            _conditionQuery.getFieldSortBuilderList().forEach(sort -> {
                builder.addSort(sort);
            });
        }

        if (_conditionAggregation != null) {

            if (dirManager != null && smbFile.getContext().getConfig().isUseDirectoryLeasing()) {
                // Check parent directory cache first
                String parentPath = smbFile.getParent();
                if (parentPath != null) {
                    var parentCache = dirManager.getCacheEntry(parentPath);
                    if (parentCache != null && parentCache.isComplete()) {

    assertEquals("correct", f.apply(new Object()));
    assertEquals("correct", f.apply(null));

    Function<@Nullable Object, @Nullable String> g = Functions.constant(null);
    assertEquals(null, g.apply(2));
    assertEquals(null, g.apply(null));

    new EqualsTester()
        .addEqualityGroup(f, Functions.constant("correct"))

            if (responseData == null) {
                return false;
            }

            boolean urlMatch = true;
            if (urlPattern != null && responseData.getUrl() != null) {
                urlMatch = responseData.getUrl().matches(urlPattern);
            }

            boolean mimeMatch = true;
            if (mimeTypePattern != null && responseData.getMimeType() != null) {

                // Skip init() and directly test timeout handling
                org.codelibs.fess.crawler.client.AccessTimeoutTarget accessTimeoutTarget = null;
                org.codelibs.core.timer.TimeoutTask accessTimeoutTask = null;
                if (accessTimeout != null) {
                    accessTimeoutTarget = new org.codelibs.fess.crawler.client.AccessTimeoutTarget(Thread.currentThread());

        if (createdBy != null) {
            addFieldToSource(sourceMap, "createdBy", createdBy);
        }
        if (createdTime != null) {
            addFieldToSource(sourceMap, "createdTime", createdTime);
        }
        if (fileConfigId != null) {
            addFieldToSource(sourceMap, "fileConfigId", fileConfigId);
        }
        if (hostname != null) {