Example usage for javax.xml.stream.events XMLEvent isEndElement

Introduction

In this page you can find the example usage for javax.xml.stream.events XMLEvent isEndElement.

Prototype

public boolean isEndElement();

Source Link

Document

A utility function to check if this event is a EndElement.

Usage

From source file:ru.codeinside.gws.crypto.cryptopro.CryptoProvider.java

private String saxFilter(Node node) {
    try {/*w  ww .j  a  va2  s  .  c om*/
        final Transformer transformer = TransformerFactory.newInstance().newTransformer();
        final StringWriter w1 = new StringWriter();
        transformer.transform(new DOMSource(node), new StreamResult(w1));
        XMLInputFactory xif = XMLInputFactory.newInstance();
        XMLEventReader eventReader = xif
                .createXMLEventReader(new StreamSource(new StringReader(w1.toString())));
        XMLEventReader filteredReader = xif.createFilteredReader(eventReader, new EventFilter() {
            @Override
            public boolean accept(XMLEvent event) {
                int type = event.getEventType();
                if (type == XMLStreamConstants.START_DOCUMENT || type == XMLStreamConstants.END_DOCUMENT) {
                    return false;
                }
                if (event.isStartElement()) {
                    StartElement startElement = (StartElement) event;
                    QName name = startElement.getName();
                    if ("".equals(name.getNamespaceURI()) && "root".equals(name.getLocalPart())) {
                        return false;
                    }
                }
                if (event.isEndElement()) {
                    EndElement endElement = (EndElement) event;
                    QName name = endElement.getName();
                    if ("".equals(name.getNamespaceURI()) && "root".equals(name.getLocalPart())) {
                        return false;
                    }
                }
                return true;
            }
        });
        StringWriter sw = new StringWriter();
        XMLOutputFactory xof = XMLOutputFactory.newInstance();
        XMLEventWriter writer = xof.createXMLEventWriter(sw);
        while (filteredReader.hasNext()) {
            writer.add(filteredReader.nextEvent());
        }
        return sw.toString();
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}