.anyMatch(entry -> entry.getValue().toString().toLowerCase().contains(keywords[0].toLowerCase())),
                    doc.toString());
            assertFalse(
                    doc.entrySet()
                            .stream()
                            .anyMatch(entry -> entry.getValue().toString().toLowerCase().contains(keywords[2].toLowerCase())),
                    doc.toString());
        }
    }

        if (map != null) {
            final String[] queries = map.get(toLowerCase(query));
            if (queries != null) {
                return queries;
            }
        }
        return StringUtil.EMPTY_STRINGS;
    }

    private String toLowerCase(final String term) {
        return term != null ? term.toLowerCase(Locale.ROOT) : term;
    }

    }

    /**
     * Converts a string to lowercase.
     *
     * @param term The string to convert.
     * @return The lowercase string.
     */
    private String toLowerCase(final String term) {
        return term != null ? term.toLowerCase(Locale.ROOT) : term;
    }

            }
            return contentList.toArray(new String[contentList.size()]);
        }
        return StringUtil.EMPTY_STRINGS;
    }

    private String toLowerCase(final String term) {
        return term != null ? term.toLowerCase(Locale.ROOT) : term;
    }

    /**
     * Sets the prefix used to identify regex patterns in related content terms.

        $(document).on('input', '.filter-search-input', function() {
            var query = $(this).val().toLowerCase();
            $(this).closest('.filter-dropdown-menu').find('.filter-check-item').each(function() {
                var label = $(this).find('.filter-check-label').text().toLowerCase();
                $(this).toggle(label.indexOf(query) !== -1);
            });
        });

        }
        if (logger.isDebugEnabled()) {
            logger.debug("Loaded ScriptEngine: {}", name);
        }
        scriptEngineMap.put(name.toLowerCase(Locale.ROOT), scriptEngine);
        scriptEngineMap.put(scriptEngine.getClass().getSimpleName().toLowerCase(Locale.ROOT), scriptEngine);
    }

    /**
     * Gets a script engine.
     * @param name The name of the script engine.
     * @return The script engine.

        }

        @Override
        public String fromActionNameToPath(String actionName) {
            return "/" + actionName.toLowerCase();
        }

        @Override
        public String fromPathToActionName(String path) {
            return path.substring(1).toLowerCase();
        }

        @Override
        public String fromClassNameToSuffix(String className) {

     */
    protected String createSearchRole(final int type, final String name) {
        if (fessConfig.isLdapLowercasePermissionName()) {
            return type + fessConfig.getCanonicalLdapName(name).toLowerCase(Locale.ROOT);
        }
        return type + fessConfig.getCanonicalLdapName(name);
    }

        }
        if (logger.isDebugEnabled()) {
            logger.debug("Loaded DataStore: name={}", name);
        }
        dataStoreMap.put(name.toLowerCase(Locale.ROOT), dataStore);
        dataStoreMap.put(dataStore.getClass().getSimpleName().toLowerCase(Locale.ROOT), dataStore);
    }

    /**
     * Retrieves a data store instance by name.
     * The lookup is case-insensitive and will match both registered names

        if (headers != null) {
            final Map<String, List<String>> map = new HashMap<>();
            headers.entrySet().stream().filter(e -> e.getKey() != null).forEach(
                    e -> map.put(e.getKey().toLowerCase(Locale.ROOT), e.getValue() == null ? List.of() : List.copyOf(e.getValue())));
            this.headers = Map.copyOf(map);
        }
    }

    /**
     * Gets the headers of the response.
     *