public String translate(String text, String sourceLanguage, String targetLanguage)
            throws TikaException, IOException {
        Translator t = getFirstAvailable(loader);
        if (t != null) {
            return t.translate(text, sourceLanguage, targetLanguage);
        }
        throw new TikaException("No translators currently available");
    }
Translate, using the first available service-loaded translator
tika-core/src/main/java/org/apache/tika/language/translate/DefaultTranslator.java