valueMap.put("user", user.map(FessUserBean::getUserId).orElse("-"));
        valueMap.put("permissions",
                user.map(u -> stream(u.getPermissions()).get(stream -> stream.collect(Collectors.joining(permissionSeparator))))
                        .filter(StringUtil::isNotBlank)
                        .orElse("-"));
        log(valueMap);
    }

    /**

    public HtmlResponse list(final OptionalThing<Integer> pageNumber, final SearchForm form) {
        pageNumber.ifPresent(num -> {
            fileConfigPager.setCurrentPageNumber(pageNumber.get());
        }).orElse(() -> {
            fileConfigPager.setCurrentPageNumber(0);
        });
        return asHtml(path_AdminFileconfig_AdminFileconfigJsp).renderWith(data -> {
            searchPaging(data, form);
        });
    }

    public HtmlResponse list(final OptionalThing<Integer> pageNumber, final SearchForm form) {
        pageNumber.ifPresent(num -> {
            webConfigPager.setCurrentPageNumber(pageNumber.get());
        }).orElse(() -> {
            webConfigPager.setCurrentPageNumber(0);
        });
        return asHtml(path_AdminWebconfig_AdminWebconfigJsp).renderWith(data -> {
            searchPaging(data, form);
        });
    }

    assertThat(graph.edgeValue(1, 2).orElse(DEFAULT)).isEqualTo(DEFAULT);
    assertThat(graph.edgeValue(2, 1).orElse(DEFAULT)).isEqualTo(DEFAULT);
    assertThat(graph.edgeValueOrDefault(1, 2, null)).isNull();
    assertThat(graph.edgeValueOrDefault(2, 1, null)).isNull();
    assertThat(graph.edgeValue(1, 2).orElse(null)).isNull();
    assertThat(graph.edgeValue(2, 1).orElse(null)).isNull();

            parser.parse(new InputSource(is));
        }
        parser.getWebConfig().ifPresent(c -> {
            logger.debug(c.toString());
        }).orElse(() -> fail());
        parser.getFileConfig().ifPresent(c -> {
            logger.debug(c.toString());
        }).orElse(() -> fail());
        LabelType[] labelTypes = parser.getLabelTypes();
        assertEquals(3, labelTypes.length);
    }

    @Test

        assertEquals("present", presentOptional.orElse("default"));

        // Test with null value
        String nullValue = null;
        OptionalEntity<String> emptyOptional = OptionalUtil.ofNullable(nullValue);

        assertFalse(emptyOptional.isPresent());
        assertEquals("default", emptyOptional.orElse("default"));

        // Test that empty optional returns null instead of throwing

            setMockRequestAttribute(Constants.SEARCH_LOG_ACCESS_TYPE, accessTypeAttribute);
        }

        final jakarta.servlet.http.HttpServletRequest request = org.lastaflute.web.util.LaRequestUtil.getOptionalRequest().orElse(null);
        final SearchLogHelper.SearchLogContext context = createTestContext(request);

        final MockSearchRequestParams params = new MockSearchRequestParams();
        final LocalDateTime now = LocalDateTime.now();

            saveError(messages -> messages.addErrorsOperationAlreadyRunning(GLOBAL,
                    coordinator.getOperationInfo("reload_doc_index").map(o -> o.hostname).orElse("unknown")));
            return redirect(getClass());
        }
        try {
            searchEngineClient.flushConfigFiles(() -> {
                final String docIndex = fessConfig.getIndexDocumentUpdateIndex();

                throwValidationErrorApi(messages -> {
                    messages.addErrorsFailedToStartJob(GLOBAL, entity.getName());
                });
            }
        }).orElse(() -> {
            throwValidationErrorApi(messages -> {
                messages.addErrorsFailedToStartJob(GLOBAL, id);
            });
        });

            form.seqNo = (Long) entity.remove(fessConfig.getIndexFieldSeqNo());
            form.primaryTerm = (Long) entity.remove(fessConfig.getIndexFieldPrimaryTerm());
        }).orElse(() -> {
            throwValidationError(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, form.id), this::asListHtml);
        });
        currentForm = form;
        saveToken();