}

  /**
   * Parses the specified string as a signed decimal long value. The ASCII character {@code '-'} (
   * <code>'&#92;u002D'</code>) is recognized as the minus sign.
   *
   * <p>Unlike {@link Long#parseLong(String)}, this method returns {@code null} instead of throwing
   * an exception if parsing fails. Additionally, this method only accepts ASCII digits, and returns
   * {@code null} if non-ASCII digits are present in the string.

    protected Long getDefaultLong(final String key, final Long defaultValue) {
        final String value = systemProperties.getProperty(key);
        if (value != null) {
            try {
                return Long.parseLong(value);
            } catch (final NumberFormatException e) {}
        }
        return defaultValue;
    }

    protected String getDefaultString(final String key, final String defaultValue) {

   *
   * @throws NumberFormatException if the string does not contain a valid unsigned {@code long}
   *     value
   * @throws NullPointerException if {@code string} is null (in contrast to {@link
   *     Long#parseLong(String)})
   */
  @CanIgnoreReturnValue
  public static long parseUnsignedLong(String string) {
    return parseUnsignedLong(string, 10);
  }

  /**

            final String[] values = rolesStr.split(valueSeparator);
            if (maxAge > 0) {
                try {
                    final long time = getCurrentTime() / 1000 - Long.parseLong(values[0]);
                    if (time > maxAge || time < 0) {
                        if (logger.isDebugEnabled()) {
                            logger.debug("role info is expired: {} > {}", time, maxAge);

            final List<EsAccessResult> arList) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final long maxDocumentRequestSize = Long.parseLong(fessConfig.getIndexerWebfsMaxDocumentRequestSize());
        for (final EsAccessResult accessResult : arList) {
            if (logger.isDebugEnabled()) {
                logger.debug("Indexing {}", accessResult.getUrl());

            return 1L;
        }
        if (Constants.TRUE.equalsIgnoreCase(recursive.toString())) {
            return -1L;
        }
        try {
            return Long.parseLong(recursive.toString());
        } catch (final NumberFormatException e) {
            return 1L;
        }
    }

   *     Integer#parseInt(String)})
   */
  @CanIgnoreReturnValue
  public static int parseUnsignedInt(String string, int radix) {
    checkNotNull(string);
    long result = Long.parseLong(string, radix);
    if ((result & INT_MASK) != result) {
      throw new NumberFormatException(
          "Input " + string + " in base " + radix + " is not in the range of an unsigned integer");
    }

                        try {
                            if (Constants.MAPPING_TYPE_LONG.equalsIgnoreCase(mapping.getValue2())) {
                                dataMap.put(mapping.getValue1(), Long.parseLong(values[0]));
                            } else if (Constants.MAPPING_TYPE_DOUBLE.equalsIgnoreCase(mapping.getValue2())) {
                                dataMap.put(mapping.getValue1(), Double.parseDouble(values[0]));

    BigDecimal bigMean =
        new BigDecimal(bigX.add(bigY)).divide(BigDecimal.valueOf(2), BigDecimal.ROUND_FLOOR);
    // parseInt blows up on overflow as opposed to intValue() which does not.
    return Long.parseLong(bigMean.toString());
  }

  private static boolean fitsInLong(BigInteger big) {
    return big.bitLength() <= 63;
  }

  private static final BigInteger MAX_LONG = BigInteger.valueOf(Long.MAX_VALUE);

        return ComponentUtil.getFessConfig().getSystemProperty(AZUREAD_AUTHORITY, "https://login.microsoftonline.com/");
    }

    protected long getStateTtl() {
        return Long.parseLong(ComponentUtil.getFessConfig().getSystemProperty(AZUREAD_STATE_TTL, "3600"));
    }

    protected String getReplyUrl(final HttpServletRequest request) {