public void parse(InputStream is, ContentHandler handler, Metadata metadata) throws IOException, SAXException, TikaException {
        this.parse(is, handler, metadata, new ParseContext());
    }
Parses the output of /bin/ls and counts the number of files and the number of
executables using Tika.
tika-example/src/main/java/org/apache/tika/example/DirListParser.java