return null;
throw new SAXNotSupportedException("no feature: " + name);
	public Object getProperty(String name) throws SAXNotRecognizedException,			SAXNotSupportedException {		if (PROPERTY_DXF_ENCODING.equals(name)) {			return (Object) this.encoding;		} else if (PROPERTY_PARSER_CONFIGURATION_INPUTSTREAM.equals(name)) {			return null;		} else if (PROPERTY_PARSER_CONFIGURATION_FILENAME.equals(name)) {			return (Object) this.configURL;		}		// throw new SAXNotSupportedException("no feature: " + name);		return null;	}