* @param value the value to be associated with the specified key
     * @return the previous value associated with the specified key, or the specified value if the key was not present
     * @see ConcurrentHashMap#putIfAbsent(Object, Object)
     */
    public static <K, V> V putIfAbsent(final ConcurrentMap<K, V> map, final K key, final V value) {
        final V exists = map.putIfAbsent(key, value);
        if (exists != null) {

ldap.admin.user.base.dn=ou\=People,dc\=fess,dc\=codelibs,dc\=org
# Object classes for LDAP admin user.
ldap.admin.user.object.classes=organizationalPerson,top,person,inetOrgPerson
# Role filter for LDAP admin.
ldap.admin.role.filter=cn\=%s
# Base DN for LDAP admin role.
ldap.admin.role.base.dn=ou\=Role,dc\=fess,dc\=codelibs,dc\=org
# Object classes for LDAP admin role.
ldap.admin.role.object.classes=groupOfNames
# Group filter for LDAP admin.

    serverIpv6.protocols = listOf(Protocol.H2_PRIOR_KNOWLEDGE)

    // Yield the first IP address so the second IP address completes first.
    val firstConnectLatch = CountDownLatch(1)
    val socketFactory =
      object : DelegatingSocketFactory(SocketFactory.getDefault()) {
        var first = true

        override fun createSocket(): Socket {
          if (first) {
            first = false
            firstConnectLatch.await()

        validate(form, messages -> {}, () -> asHtml(path_AdminGeneral_AdminGeneralJsp));

        final String[] toAddresses = form.notificationTo.split(",");
        final Map<String, Object> dataMap = new HashMap<>();
        dataMap.put("hostname", systemHelper.getHostname());

        final FessConfig fessConfig = ComponentUtil.getFessConfig();

                    .map(AdminPluginAction::beanToMap)
                    .collect(Collectors.toList()));
        }
        return result;
    }

    /**
     * Converts an Artifact object to a Map representation.
     *
     * @param artifact the artifact to convert
     * @return map containing artifact properties
     */
    public static Map<String, String> beanToMap(final Artifact artifact) {

  /**
   * Call the {@code setCount()} method under test, but do not check its return value. Callers
   * should use this method over {@link #setCountCheckReturnValue(Object, int)} when they expect
   * {@code setCount()} to throw an exception, as checking the return value could produce an
   * incorrect error message like "setCount() should return the original count" instead of the

      this.closeable = closeable;
      this.thrown = thrown;
      this.suppressed = suppressed;
    }

    @Override
    public boolean equals(@Nullable Object obj) {
      if (obj instanceof Suppression) {
        Suppression other = (Suppression) obj;
        return closeable.equals(other.closeable)
            && thrown.equals(other.thrown)

    return UnsignedLongs.compare(value, o.value);
  }

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

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

                StringBuilder nameBuilder = new StringBuilder();
                Enumeration<?> parts = nameSequence.getObjects();
                while (parts.hasMoreElements()) {
                    Object part = parts.nextElement();
                    DERGeneralString stringPart = ASN1Util.as(DERGeneralString.class, part);
                    nameBuilder.append(stringPart.getString());

                ntlm = NtlmSsp.authenticate(req, resp, challenge);
                if (ntlm == null) {
                    return null;
                }
                /* negotiation complete, remove the challenge object */
                ssn.removeAttribute("NtlmHttpChal");
            } else {
                final String auth = new String(Base64.decode(msg.substring(6)), "US-ASCII");
                int index = auth.indexOf(':');