protected abstract void parseLong(CacheBuilderSpec spec, long value);

    @Override
    public void parse(CacheBuilderSpec spec, String key, @Nullable String value) {
      if (isNullOrEmpty(value)) {
        throw new IllegalArgumentException("value of key " + key + " omitted");
      }
      try {
        parseLong(spec, Long.parseLong(value));
      } catch (NumberFormatException e) {

    protected abstract void parseLong(CacheBuilderSpec spec, long value);

    @Override
    public void parse(CacheBuilderSpec spec, String key, @Nullable String value) {
      if (isNullOrEmpty(value)) {
        throw new IllegalArgumentException("value of key " + key + " omitted");
      }
      try {
        parseLong(spec, Long.parseLong(value));
      } catch (NumberFormatException e) {

        this.revision = Byte.parseByte(st.nextToken());
        String tmp = st.nextToken();
        long id = 0;
        if ( tmp.startsWith("0x") )
            id = Long.parseLong(tmp.substring(2), 16);
        else
            id = Long.parseLong(tmp);

        this.identifier_authority = new byte[6];
        for ( int i = 5; id > 0; i-- ) {
            this.identifier_authority[ i ] = (byte) ( id % 256 );

        this.revision = Byte.parseByte(st.nextToken());
        String tmp = st.nextToken();
        long id = 0;
        if (tmp.startsWith("0x"))
            id = Long.parseLong(tmp.substring(2), 16);
        else
            id = Long.parseLong(tmp);

        this.identifier_authority = new byte[6];
        for (int i = 5; id > 0;  i--) {
            this.identifier_authority[i] = (byte) (id % 256);
            id >>= 8;

  }

  /**
   * 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) {

        if (props != null) {
            String rawVal = props.getProperty(key);
            if (rawVal != null) {
                try {
                    return new Date(Long.parseLong(rawVal));
                } catch (NumberFormatException e) {
                    getLogger().debug("Cannot parse lastUpdated date: '" + rawVal + "'. Ignoring.", e);
                }
            }
        }

   *
   * @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());