* @return the default groups
     */
    protected static String[] getDefaultGroupsAsArray() {
        final String value = ComponentUtil.getFessConfig().getSystemProperty("oic.default.groups");
        if (StringUtil.isBlank(value)) {
            return StringUtil.EMPTY_STRINGS;
        }
        return split(value, ",").get(stream -> stream.filter(StringUtil::isNotBlank).map(String::trim).toArray(n -> new String[n]));
    }

    /**

  @MapFeature.Require(SUPPORTS_REMOVE)
  /*
   * We are comparing Multimaps of the same type, so as long as they have value collections that
   * implement equals() (as with ListMultimap or SetMultimap, as opposed to a QueueMultimap or
   * something), our equality check is value-based.
   */
  @SuppressWarnings("UndefinedEquals")
  public void testRetainAllPropagatesToMultimap() {

  }

  /** Returns the key used to look up this system property. */
  public String key() {
    return key;
  }

  /**
   * Returns the current value for this system property by delegating to {@link
   * System#getProperty(String)}.
   *
   * <p>The value returned by this method is non-null except in rare circumstances:
   *
   * <ul>

   */
  public static <C extends Comparable<?>> Range<C> singleton(C value) {
    return closed(value, value);
  }

  /**
   * Returns the minimal range that {@linkplain Range#contains(Comparable) contains} all of the
   * given values. The returned range is {@linkplain BoundType#CLOSED closed} on both ends.
   *
   * @throws ClassCastException if the values are not mutually comparable

            buf.append(json);
            buf.append('}');
        } else if (value instanceof Long || value instanceof Integer) {
            buf.append(((Number) value).longValue());
        } else if (value instanceof Number) {
            buf.append(((Number) value).doubleValue());
        } else {
            buf.append('"').append(StringEscapeUtils.escapeJson(value.toString())).append('"');
        }
        return buf;
    }

        baos.write(value & 0xFF);
        baos.write((value >> 8) & 0xFF);
        baos.write((value >> 16) & 0xFF);
        baos.write((value >> 24) & 0xFF);
    }

    private void writeLittleEndianLong(ByteArrayOutputStream baos, long value) {
        for (int i = 0; i < 8; i++) {
            baos.write((int) ((value >> (i * 8)) & 0xFF));
        }
    }

    @Test

            return null;
        }
        if (clazz.equals(Integer.class)) {
            final Number value = (Number) field;
            return (T) Integer.valueOf(value.intValue());
        }
        if (clazz.equals(Long.class)) {
            final Number value = (Number) field;
            return (T) Long.valueOf(value.longValue());
        }
        return (T) field;
    }

    /**

constraints.DecimalMax.message = {item}, {value} değerinden küçük olmalıdır.
constraints.DecimalMin.message = {item}, {value} değerinden büyük olmalıdır.
constraints.Digits.message = {item} bir sayı olmalıdır. (beklenen: <sayı>.<sayı>)
constraints.Future.message = {item} gelecek bir değer olmalıdır.
constraints.Max.message = {item}, {value} değerine eşit veya küçük olmalıdır.
constraints.Min.message = {item}, {value} değerine eşit veya büyük olmalıdır.

     * <pre>
     * message: {item} must be less than {value}.
     * </pre>
     * @param property The property name for the message. (NotNull)
     * @param value The parameter value for message. (NotNull)
     * @return this. (NotNull)
     */
    public FessMessages addConstraintsDecimalMaxMessage(String property, String value) {
        assertPropertyNotNull(property);

     *
     * @param value
     *            String value
     * @param locale
     *            Locale
     * @return String result with delimiters removed
     */
    public static String removeDelimeter(String value, final Locale locale) {
        final String groupingSeparator = findGroupingSeparator(locale);
        if (groupingSeparator != null) {