.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;
    }

        if (StringUtil.isNotBlank(webConfigPager.name)) {
            cb.query().setName_Wildcard(wrapQuery(webConfigPager.name));
        }
        if (StringUtil.isNotBlank(webConfigPager.urls)) {
            cb.query().setUrls_Wildcard(wrapQuery(webConfigPager.urls));
        }
        if (StringUtil.isNotBlank(webConfigPager.description)) {

import java.util.Map;
import java.util.Set;
import java.util.stream.Collectors;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.helper.LabelTypeHelper;
import org.codelibs.fess.helper.LanguageHelper;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.opensearch.client.SearchEngineClient;

            }
        });

        final String virtualHostKey = ComponentUtil.getVirtualHostHelper().getVirtualHostKey();
        if (StringUtil.isNotBlank(virtualHostKey)) {
            searchLog.setVirtualHost(virtualHostKey);
        } else {
            searchLog.setVirtualHost(StringUtil.EMPTY);
        }

        addDocumentsInResponse(queryResponseList, searchLog);

        searchLogQueue.add(searchLog);
    }

    }

    private static String getValue(final List<String> list, final int index) {
        if (index >= list.size()) {
            return StringUtil.EMPTY;
        }
        String item = list.get(index).trim();
        if (StringUtil.isBlank(item)) {
            return StringUtil.EMPTY;
        }
        if (item.length() > 1 && item.charAt(0) == '"' && item.charAt(item.length() - 1) == '"') {

        final Map<String, String> map = new HashMap<>(2);
        map.put(Constants.ITEM_LABEL, label != null ? label.toString() : StringUtil.EMPTY);
        map.put(Constants.ITEM_VALUE, value != null ? value.toString() : StringUtil.EMPTY);
        return map;
    }

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.app.job;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.timer.TimeoutManager;
import org.codelibs.fess.Constants;
import org.codelibs.fess.app.logic.AccessContextLogic;
import org.codelibs.fess.app.service.ScheduledJobService;

                    }
                    String virtualHost = keyMatch.getVirtualHost();
                    if (StringUtil.isBlank(virtualHost)) {
                        virtualHost = StringUtil.EMPTY;
                    }
                    Map<String, List<Tuple3<String, QueryBuilder, ScoreFunctionBuilder<?>>>> queryMap = keyMatchQueryMap.get(virtualHost);

import java.util.regex.Pattern;
import java.util.stream.Collectors;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.io.CloseableUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.misc.Pair;
import org.codelibs.fess.app.service.FailureUrlService;
import org.codelibs.fess.crawler.builder.RequestDataBuilder;
import org.codelibs.fess.crawler.client.CrawlerClient;

     * @return the virtual host key, or empty string if not specified
     */
    protected String getHostKey(final RelatedContent entity) {
        final String key = entity.getVirtualHost();
        return StringUtil.isBlank(key) ? StringUtil.EMPTY : key;
    }

    /**
     * Retrieves related content for a given search query.
     * First checks for exact term matches, then evaluates regex patterns.