}

        return new ArrayList<>(resultSet);
    }

    /**
     * Adds a converter to the chain.
     * @param converter The converter to add.
     */
    public void addConverter(final ReadingConverter converter) {
        converters.add(converter);
    }

        final ReadingConverterChain chain = new ReadingConverterChain();
        chain.addConverter(new AnalyzerConverter(client, settings));
        chain.addConverter(new KatakanaToAlphabetConverter());
        return chain;
    }

    /**
     * Creates a default ReadingConverterChain with a KatakanaToAlphabetConverter.
     *

    }

    protected ReadingConverter createDefaultReadingConverter() throws IOException {
        ReadingConverterChain chain = new ReadingConverterChain();
        // chain.addConverter(new KatakanaConverter());
        chain.addConverter(new KatakanaToAlphabetConverter());
        chain.init();
        return chain;
    }

    protected Normalizer createDefaultNormalizer() {
        // TODO

            converter = new LangAnalyzerConverter(null);
        } else {
            final ReadingConverterChain chain = new ReadingConverterChain();
            for (final String lang : langs) {
                chain.addConverter(new LangAnalyzerConverter(lang));
            }
            converter = chain;
        }
        return converter.convert(text, field);
    }

    /**
     * Language-specific analyzer converter.