initialize();
    public void parse(String systemId) throws IOException, SAXException {        initialize();        try {            parser.parse(systemId, this.encoding);            DXFDocument doc = parser.getDocument();            // the xmlConsumer the next component in            // the pipeline from parent class            doc.toSAX(this, null);            // a little help for the GC            parser.releaseDXFDocument();            doc = null;        } catch (DXFParseException e) {            errorhandler.error(new SAXParseException(e.getMessage(), null));        }    }