text = "";
        assertEquals("", viewHelper.escapeHighlight(text));

        text = "aaa";
        assertEquals("aaa", viewHelper.escapeHighlight(text));

        text = viewHelper.originalHighlightTagPre + "aaa" + viewHelper.originalHighlightTagPost;

        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        if (text == null || text.length() != 1
                || (!fessConfig.getIndexFieldTitle().equals(f) && !fessConfig.getIndexFieldContent().equals(f))) {
            return QueryBuilders.matchPhraseQuery(f, text);
        }

        final UnicodeBlock block = UnicodeBlock.of(text.codePointAt(0));

        }
    }

    private void assertQueryBuilder(final String expect, final String text) throws Exception {
        QueryContext queryContext = assertQueryBuilder(null, null, text);
        List<SortBuilder<?>> sortBuilders = queryContext.sortBuilders();
        assertEquals(1, sortBuilders.size());
        logger.info("{} => {}", text, sortBuilders.get(0).toString());

    }

    public void addFieldLog(final String field, final String text) {
        if (fieldLogMap == null) {
            return;
        }

        List<String> list = fieldLogMap.get(field);
        if (list == null) {
            list = new ArrayList<>();
            fieldLogMap.put(field, list);
        }
        list.add(text);
    }

    public List<String> getDefaultKeyword() {

                        }
                    }
                }

            });
        } catch (final Exception e) {
            final CrawlingAccessException rcae = new CrawlingAccessException("Could not get a text from " + responseData.getUrl(), e);
            rcae.setLogLevel(CrawlingAccessException.WARN);
            throw rcae;
        }
        if (content == null) {
            content = StringUtil.EMPTY;
        }

                }
            }
        } else {
            for (final LabelTypeItem item : labelList) {
                final Set<String> permissions = stream(item.getPermissions()).get(stream -> stream.collect(Collectors.toSet()));
                for (final String roleValue : roleSet) {
                    if (permissions.contains(roleValue)) {
                        final Map<String, String> map = new HashMap<>(2);

     * <pre>
     * <span style="font-size: 130%; color: #553000">[Small Helper]</span>
     * o saveInfo() <span style="color: #3F7E5E">// save messages to session</span>
     * o write() <span style="color: #3F7E5E">// write text to specified file</span>
     * o copyBeanToBean() <span style="color: #3F7E5E">// copy bean to bean by BeanUtil</span>
     * o getServletContext() <span style="color: #3F7E5E">// get servlet context</span>
     * </pre>
     */

        if (childUrlSet != null) {
            // add an url
            try {
                storeChildUrls(childUrlSet.stream().filter(rd -> StringUtil.isNotBlank(rd.getUrl())).collect(Collectors.toSet()),
                        urlQueue.getUrl(), urlQueue.getDepth() != null ? urlQueue.getDepth() + 1 : 1);
            } catch (final Throwable t) {
                if (!ComponentUtil.available()) {

	<modelVersion>4.0.0</modelVersion>
	<artifactId>fess</artifactId>
	<version>14.14.0-SNAPSHOT</version>
	<packaging>war</packaging>
	<name>Fess</name>
	<description>Fess is Full tExt Search System.</description>
	<url>https://fess.codelibs.org/</url>
	<inceptionYear>2009</inceptionYear>
	<licenses>
		<license>
			<name>The Apache Software License, Version 2.0</name>

            final String text = DocumentUtil.getValue(document, field, String.class);
            if (StringUtil.isNotBlank(text)) {
                return escapeHighlight(text);
            }
        }

        return StringUtil.EMPTY;
    }

    protected String escapeHighlight(final String text) {
        final String escaped = LaFunctions.h(text);
        final String value;