SAXParserFactory saxParserFactory = SAXParserFactory.newInstance();

        saxParserFactory.setNamespaceAware(true);
        saxParserFactory.setValidating(true);
        
        saxParser = null;

        try {
            saxParser = saxParserFactory.newSAXParser();
            saxParser.setProperty( "http://java.sun.com/xml/jaxp/properties/schemaLanguage", 
                      "http://www.w3.org/2001/XMLSchema");
            saxParser.setProperty( "http://java.sun.com/xml/jaxp/properties/schemaSource", 
                      "file:D:\\Tasks\\Java\\XML\\schet.xsd");
        } catch (ParserConfigurationException ex) {
            Logger.getLogger(FileIMCRootFactory.class.getName()).log(Level.SEVERE, null, ex);
        } catch (SAXException ex) {
            Logger.getLogger(FileIMCRootFactory.class.getName()).log(Level.SEVERE, null, ex);
        }

        imcSAXHandler = new IMCSAXHandler();

        imcSAXHandler.addObserver(this);

...
...
...
...
...
        try {
            saxParser.parse(
                    filePath,
                    imcSAXHandler.getHandler()); 
        } catch (SAXException ex) {
            Logger.getLogger(FileIMCRootFactory.class.getName()).log(Level.SEVERE, null, ex);
        } catch (IOException ex) {
            Logger.getLogger(FileIMCRootFactory.class.getName()).log(Level.SEVERE, null, ex);
        }

        saxParserFactory.setNamespaceAware(true);
        saxParserFactory.setValidating(true);

        try {
            saxParser = saxParserFactory.newSAXParser();
            saxParser.setProperty( "http://java.sun.com/xml/jaxp/properties/schemaLanguage", 
                      "http://www.w3.org/2001/XMLSchema");
            saxParser.setProperty( "http://java.sun.com/xml/jaxp/properties/schemaSource", 
                      "file:D:\\Tasks\\Java\\XML\\schet.xsd");