.filter(StringUtil::isNotBlank).distinct().collect(Collectors.joining("\n")));
        body.virtualHosts = stream(entity.getVirtualHosts())
                .get(stream -> stream.filter(StringUtil::isNotBlank).distinct().map(String::trim).collect(Collectors.joining("\n")));
        return body;
    }

    @PostConstruct
    public void init() {
        StreamUtil.split(ComponentUtil.getFessConfig().getIndexFiletype(), "\n")
                .of(stream -> stream.filter(StringUtil::isNotBlank).forEach(s -> {
                    final String[] values = StringUtils.split(s, "=", 2);
                    if (values.length == 2) {
                        mimetypeMap.put(values[0], values[1]);
                    }

            final String accountFilter = fessConfig.getLdapAccountFilter();
            final String groupFilter = fessConfig.getLdapGroupFilter();
            if (StringUtil.isNotBlank(baseDn) && StringUtil.isNotBlank(accountFilter)) {
                final LdapManager ldapManager = ComponentUtil.getLdapManager();

            return true;
        }
        return false;
    }

    public void addChildUrlRule(final String tagName, final String attrName) {
        if (StringUtil.isNotBlank(tagName) && StringUtil.isNotBlank(attrName)) {
            childUrlRuleMap.put(tagName, attrName);
        }
    }

    protected XPathAPI getXPathAPI() {
        XPathAPI cachedXPathAPI = xpathAPI.get();

                    }
                    memberType = memberType.toLowerCase(Locale.ENGLISH);
                    final String id = (String) memberOf.get("id");
                    if (StringUtil.isNotBlank(id)) {
                        if (memberType.contains("group")) {
                            groupList.add(id);
                        } else if (memberType.contains("role")) {

                .filter(StringUtil::isNotBlank).distinct().collect(Collectors.joining("\n")));
        body.virtualHosts = stream(entity.getVirtualHosts())
                .get(stream -> stream.filter(StringUtil::isNotBlank).distinct().map(String::trim).collect(Collectors.joining("\n")));
        return body;
    }

        }

        final String resourceName = params == null ? null : params.get(ExtractData.RESOURCE_NAME_KEY);

        String extension;
        String filePrefix;
        if (StringUtil.isNotBlank(resourceName)) {
            final String name = getFileName(resourceName);
            final String[] strings = name.split("\\.");
            final StringBuilder buf = new StringBuilder(100);

        runtime.registerData("installationLink", getHelpUrl(installationLink));
        runtime.registerData("storageEnabled",
                StringUtil.isNotBlank(fessConfig.getStorageEndpoint()) && StringUtil.isNotBlank(fessConfig.getStorageBucket()));
        final boolean eoled = isEoled();
        runtime.registerData("eoled", eoled);
        if (eoled) {

        return stream(ex_q).get(stream -> stream.filter(StringUtil::isNotBlank).distinct().toArray(n -> new String[n]));
    }

    @Override
    public Map<String, String[]> getFields() {
        return fields;
    }

    @Override
    public String[] getLanguages() {
        return stream(lang).get(stream -> stream.filter(StringUtil::isNotBlank).distinct().toArray(n -> new String[n]));
    }

    @Override

                final Node classAttr = node.getAttributes().getNamedItem("class");
                if (classAttr != null) {
                    final String value = classAttr.getNodeValue();
                    if (StringUtil.isNotBlank(value)) {
                        return StreamUtil.split(value, " ").get(stream -> stream.anyMatch(s -> css.equals(s)));
                    }
                }
            } else {