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

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

    protected class LangAnayzerConverter implements ReadingConverter {