import com.google.common.cache.CacheBuilder;
import com.google.common.cache.CacheLoader;
import com.google.common.cache.LoadingCache;

public class FessFunctions {
    private static final Logger logger = LogManager.getLogger(FessFunctions.class);

    private static final String GEO_PREFIX = "geo.";

    private static final String FACET_PREFIX = "facet.";

    private static final String PDF_DATE = "pdf_date";

    <function-signature>java.util.Date date(java.lang.Long)</function-signature>
    <example>
      ${fe:date(doc.tstamp)}
    </example>
  </function>

  <function>
    <description>
      Returns Date from a given value.
    </description>
    <name>parseDate</name>
    <function-class>org.codelibs.fess.taglib.FessFunctions</function-class>

                final Map<String, String> params = new LinkedHashMap<>();
                params.put("User Info ID", e.getId());
                params.put("Created Time", FessFunctions.formatDate(e.getCreatedAt()));
                params.put("Updated Time", FessFunctions.formatDate(e.getUpdatedAt()));
                return params;
            }).get();
        }
        if (SearchLogPager.LOG_TYPE_CLICK.equalsIgnoreCase(logType)) {

                                }
                                final Date dt = FessFunctions.parseDate(values[0], dateFormate);
                                if (dt != null) {
                                    dataMap.put(mapping.getValue1(), FessFunctions.formatDate(dt));
                                } else {
                                    logger.warn("Failed to parse {}", mapping);

import javax.annotation.PreDestroy;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.fess.crawler.entity.UrlQueue;
import org.codelibs.fess.taglib.FessFunctions;
import org.codelibs.fess.util.ComponentUtil;
import org.dbflute.optional.OptionalThing;

import com.google.common.cache.CacheBuilder;
import com.google.common.cache.CacheLoader;