*/
  @Override
  public String toString() {
    int iMax = length() - 1;
    if (iMax == -1) {
      return "[]";
    }

    // Double.toString(Math.PI).length() == 17
    StringBuilder b = new StringBuilder((17 + 2) * (iMax + 1));
    b.append('[');
    for (int i = 0; ; i++) {
      b.append(longBitsToDouble(longs.get(i)));
      if (i == iMax) {
        return b.append(']').toString();
      }

        consumeSeparator(tokenizer, '=');
        String value;
        if ('"' == tokenizer.previewChar()) {
          tokenizer.consumeCharacter('"');
          StringBuilder valueBuilder = new StringBuilder();
          while ('"' != tokenizer.previewChar()) {
            if ('\\' == tokenizer.previewChar()) {
              tokenizer.consumeCharacter('\\');

        form.start = start;

        return doSearch(form);
    }

    protected String getDisplayQuery(final SearchForm form, final List<Map<String, String>> labelTypeItems) {
        final StringBuilder buf = new StringBuilder(100);
        buf.append(form.q);
        if (!form.fields.isEmpty() && form.fields.containsKey(LABEL_FIELD)) {
            final String[] values = form.fields.get(LABEL_FIELD);

    // ------------------------------------------------------------------------
    @Override
    public String toString() {
        if (isEmpty()) {
            return "empty";
        }
        StringBuilder sb = new StringBuilder(512);
        for (MetadataGraphVertex v : vertices) {
            sb.append("Vertex:  ").append(v.getMd().toString()).append('\n');
            List<MetadataGraphEdge> ins = getIncidentEdges(v);

    }

    protected <T> void insertAll(final List<T> list, final OpType opType, final boolean ignoreAlreadyExists) {
        final List<T> bufferedList = new ArrayList<>(bulkBufferSize);
        final StringBuilder failureBuf = new StringBuilder(100);
        list.stream().forEach(target -> {
            bufferedList.add(target);
            if (bufferedList.size() >= bulkBufferSize) {

    }

    public String encodeUrlFilter(final String path) {
        if (filterPathEncoding == null || path == null) {
            return path;
        }

        try {
            final StringBuilder buf = new StringBuilder(path.length() + 100);
            for (int i = 0; i < path.length(); i++) {
                final char c = path.charAt(i);

                    throw new IllegalStateException("invalid item: " + item.getClass());
            }
        }

        @Override
        public String toString() {
            StringBuilder buffer = new StringBuilder();
            for (Item item : this) {
                if (buffer.length() > 0) {
                    buffer.append((item instanceof ListItem) ? '-' : '.');
                }

        if (StringUtil.isBlank(configName)) {
            configName = StringUtils.abbreviate(configPath, 30);
        }

        // normalize
        final StringBuilder buf = new StringBuilder(1000);
        for (int i = 0; i < configPath.length(); i++) {
            final char c = configPath.charAt(i);
            if (c == '\\') {
                buf.append('/');

                ASN1Sequence nameSequence = ASN1Util.as(ASN1Sequence.class, ASN1Util.as(ASN1TaggedObject.class, principalSequence, 1));

                StringBuilder nameBuilder = new StringBuilder();
                Enumeration<?> parts = nameSequence.getObjects();
                while ( parts.hasMoreElements() ) {
                    Object part = parts.nextElement();

        }
    }

    protected String loadIndexSettings() throws IOException {
        final String dictionaryPath = System.getProperty("fess.dictionary.path", StringUtil.EMPTY);
        final StringBuilder sb = new StringBuilder();
        try (BufferedReader br = new BufferedReader(new InputStreamReader(
                this.getClass().getClassLoader().getResourceAsStream("suggest_indices/suggest_settings_array.json")));) {