public void parseCimProfile(InputStream in) {
        XMLInputFactory factory = XMLInputFactory.newInstance();
        try {
            Reader reader = new InputStreamReader(in);
            XMLEventReader eventReader = factory.createXMLEventReader(reader);
            while(eventReader.hasNext()){
                XMLEvent event = eventReader.nextEvent();
                if(event.getEventType() == XMLStreamConstants.START_ELEMENT) {
                    StartElement startElement = event.asStartElement();
                    String element = startElement.getName().getLocalPart();
                    if (element.equalsIgnoreCase("Class")) {
                        System.out.println(element);
                    }
                }
            }            
        } catch (XMLStreamException e) {
            Logger.getLogger(CimService.class.getName()).log(Level.SEVERE, "message", e);
        }

13-Nov-2014 16:35:25.126 SEVERE [http-apr-8080-exec-12] null.null message
 javax.xml.stream.XMLStreamException: ParseError at [row,col]:[1,1]
Message: Content is not allowed in prolog.
        at com.sun.org.apache.xerces.internal.impl.XMLStreamReaderImpl.next(Unknown Source)
        at com.sun.xml.internal.stream.XMLEventReaderImpl.nextEvent(Unknown Source)
        at ru.epsa.cim.service.CimService.parseCimProfile(CimService.java:91)