final BoolQueryBuilder boolQueryBuilder = QueryBuilders.boolQuery();
                final String[] queries = q.replace("　", " ").replaceAll(" +", " ").trim().split(" ");
                for (int i = 0; i < queries.length; i++) {
                    final String fieldName = FieldNames.READING_PREFIX + i;

                    final String query;

        socket.source.readUtf8LineStrict()
      }
      try {
        bytesRemainingInChunk = socket.source.readHexadecimalUnsignedLong()
        val extensions = socket.source.readUtf8LineStrict().trim()
        if (bytesRemainingInChunk < 0L || extensions.isNotEmpty() && !extensions.startsWith(";")) {
          throw ProtocolException(
            "expected chunk size and optional extensions" +

            if (StringUtil.isNotBlank(requiredKeysStr) && StreamUtil.split(requiredKeysStr, ",")
                    .get(stream -> stream.map(String::trim).filter(StringUtil::isNotEmpty).anyMatch(name -> {
                        final String[] values = req.getParameterValues(name);
                        if (values == null || values.length == 0 || StringUtil.isEmpty(values[0])) {

            final List<String> pathList = new ArrayList<>();
            pathList.add("/usr/share/fess/bin");
            if (path != null) {
                stream(path.split(File.pathSeparator)).of(stream -> stream.map(String::trim).forEach(s -> pathList.add(s)));
            }
            if (logger.isDebugEnabled()) {
                logger.debug("search paths: {}", pathList);
            }
            available = generatorList.stream().map(s -> {

            final List<Integer> list = new ArrayList<>();
            for (final String value : values) {
                try {
                    list.add(Integer.parseInt(value.trim()));
                } catch (final NumberFormatException e) {}
            }
            this.days = new int[list.size()];
            for (int i = 0; i < list.size(); i++) {
                this.days[i] = list.get(i);

                final Node node = nodeList.get(i);
                buf.append(node.getTextContent()).append(' ');
            }
            return new ExtractData(buf.toString().replaceAll("\\s+", " ").trim());
        } catch (final Exception e) {
            throw new ExtractException(e);
        }
    }

    /**
     * Gets an XPathAPI instance from the cache for the current thread.
     *

	}
	// If none left...
	if len(newKeys) == 0 {
		*x = nil
		return true
	}

	// Reserialize...
	x.serialize(plSize, newKeys, newVals)
	return true
}

// xlMetaV2TrimData will trim any data from the metadata without unmarshalling it.
// If any error occurs the unmodified data is returned.
func xlMetaV2TrimData(buf []byte) []byte {
	metaBuf, maj, minor, err := checkXL2V1(buf)
	if err != nil {

     */
    protected String crawlingConfigInternal(final CrawlingConfigForm form) {

        String configName = form.crawlingConfigName;
        String configPath = form.crawlingConfigPath.trim();
        if (StringUtil.isBlank(configName)) {
            configName = StringUtils.abbreviate(configPath, 30);
        }

        // normalize
        final StringBuilder buf = new StringBuilder(1000);

     */
    public static String requireNonEmpty(String value, String fieldName) {
        if (value == null) {
            throw new IllegalArgumentException(fieldName + " cannot be null");
        }
        if (value.trim().isEmpty()) {
            throw new IllegalArgumentException(fieldName + " cannot be empty");
        }
        return value;
    }

    /**
     * Validates array is not null and has expected length

        } else {
            final StringTokenizer st = new StringTokenizer(ro, ",");
            while (st.hasMoreTokens()) {
                final String s = st.nextToken().trim();
                if (s.equalsIgnoreCase("LMHOSTS")) {
                    this.resolverOrder.add(ResolverType.RESOLVER_LMHOSTS);
                } else if (s.equalsIgnoreCase("WINS")) {