public String getLanguage() {
        return fLang;
    }
Get the ISO code for the language of the detected charset.

@return The ISO code for the language or <code>null</code> if the
language cannot be determined.
@stable ICU 3.4
tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-text-module/src/main/java/org/apache/tika/parser/txt/CharsetMatch.java