*/
    public String[] getTagFieldNames() {
        return tagFieldNames;
    }

    /**
     * Returns the role field name.
     * @return The role field name.
     */
    public String getRoleFieldName() {
        return roleFieldName;
    }

    /**
     * Returns the language field name.
     * @return The language field name.
     */
    public String getLangFieldName() {

            }
            final SuggestItem[] array =
                    stream.flatMap(queryLog -> contentsParser
                            .parseQueryLog(queryLog, ctx.getSupportedFields(), ctx.getTagFieldNames(), ctx.getRoleFieldName(),
                                    readingConverter, normalizer)
                            .stream()).toArray(SuggestItem[]::new);
            final long parseTime = System.currentTimeMillis();