if (locale != null) {
            final String lang = locale.getLanguage();
            if (ComponentUtil.getFessConfig().isOnlineHelpSupportedLang(lang)) {
                target = lang.toUpperCase(Locale.ROOT);
            }
        }
        return url.replaceFirst("\\{lang\\}", target == null ? "EN" : target);
    }

    public String getHelpLink(final String name) {

import static com.google.common.truth.Truth.assertWithMessage;
import static java.lang.Math.sqrt;
import static java.util.stream.DoubleStream.concat;
import static org.junit.Assert.assertThrows;

import com.google.common.collect.ImmutableList;
import com.google.common.math.StatsTesting.ManyValues;
import com.google.common.primitives.Doubles;
import com.google.common.primitives.Longs;
import junit.framework.TestCase;

/**

import java.io.UnsupportedEncodingException;
import java.net.URLEncoder;
import java.util.List;

import org.apache.commons.lang3.StringUtils;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.misc.DynamicProperties;
import org.codelibs.fess.Constants;
import org.codelibs.fess.annotation.Secured;

import static com.google.common.math.MathPreconditions.checkPositive;
import static com.google.common.math.MathPreconditions.checkRoundingUnnecessary;
import static java.lang.Math.abs;
import static java.lang.Math.min;
import static java.math.RoundingMode.HALF_EVEN;
import static java.math.RoundingMode.HALF_UP;

import com.google.common.annotations.GwtCompatible;

import java.util.zip.GZIPInputStream;
import java.util.zip.GZIPOutputStream;

import org.apache.commons.lang3.StringUtils;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.io.ReaderUtil;
import org.codelibs.core.io.SerializeUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.crawler.builder.RequestDataBuilder;

constraints.EAN.message                     = {item} ist kein gültiger {type}-Barcode.
constraints.Email.message                   = {item} ist keine gültige E-Mail-Adresse.
constraints.Length.message                  = Die Länge von {item} muss zwischen {min} und {max} liegen.
constraints.LuhnCheck.message               = Die Prüfziffer für ${value} ist ungültig, die Luhn-Modulo 10-Prüfsumme ist fehlgeschlagen.

  }

  @Override
  public int compareTo(UnsignedLong o) {
    checkNotNull(o);
    return UnsignedLongs.compare(value, o.value);
  }

  @Override
  public int hashCode() {
    return Longs.hashCode(value);
  }

  @Override
  public boolean equals(@CheckForNull Object obj) {
    if (obj instanceof UnsignedLong) {
      UnsignedLong other = (UnsignedLong) obj;
      return value == other.value;

  }

  @Override
  public int compareTo(UnsignedLong o) {
    checkNotNull(o);
    return UnsignedLongs.compare(value, o.value);
  }

  @Override
  public int hashCode() {
    return Longs.hashCode(value);
  }

  @Override
  public boolean equals(@CheckForNull Object obj) {
    if (obj instanceof UnsignedLong) {
      UnsignedLong other = (UnsignedLong) obj;
      return value == other.value;

    // Serial form:
    // 1 signed byte for the strategy
    // 1 unsigned byte for the number of hash functions
    // 1 big endian int, the number of longs in our bitset
    // N big endian longs of our bitset
    DataOutputStream dout = new DataOutputStream(out);
    dout.writeByte(SignedBytes.checkedCast(strategy.ordinal()));

    val commonsHttpclient = "org.apache.httpcomponents:httpclient"
    val commonsIo = "commons-io:commons-io"
    val commonsLang = "commons-lang:commons-lang"
    val commonsLang3 = "org.apache.commons:commons-lang3"
    val commonsMath = "org.apache.commons:commons-math3"
    val configurationCacheReport = "org.gradle.buildtool.internal:configuration-cache-report:$configurationCacheReportVersion"