System.setProperty("org.xml.sax.parser", "org.apache.xerces.parsers.SAXParser"); xr = XMLReaderFactory.createXMLReader();
Class parser = SAXParser.class; xr = XMLReaderFactory.createXMLReader(parser.getName());
    private NetworkServerXMLHolder() {        logger = Logger.getLogger(getClass());        try {            System.setProperty("org.xml.sax.parser",                               "org.apache.xerces.parsers.SAXParser");            xr = XMLReaderFactory.createXMLReader();            xr.setContentHandler( this );        }        catch (Exception ex) {            if (logger.isEnabledFor(Level.ERROR)){                logger.error("Unbehandelte Exception", ex);            }        }    }