@Override
    public Set<MediaType> getSupportedTypes(ParseContext context) {
        return SUPPORTED_TYPES;
    }
minimum confidence score that there's enough
evidence to determine csv/tsv vs. txt
tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-text-module/src/main/java/org/apache/tika/parser/csv/TextAndCSVParser.java