Examples with XPathExpression org.jdom2.xpath.XPathExpression used on opensource projects

Example 46 with XPathExpression

use of org.jdom2.xpath.XPathExpression in project mycore by MyCoRe-Org.

the class MCRRestAPIClassifications method writeXML.

/**
 * Output xml
 * @param eRoot - the root element
 * @param lang - the language which should be filtered or null for no filter
 * @return a string representation of the XML
 * @throws IOException
 */
private static String writeXML(Element eRoot, String lang) throws IOException {
    StringWriter sw = new StringWriter();
    if (lang != null) {
        // <label xml:lang="en" text="part" />
        XPathExpression<Element> xpE = XPathFactory.instance().compile("//label[@xml:lang!='" + lang + "']", Filters.element(), null, Namespace.XML_NAMESPACE);
        for (Element e : xpE.evaluate(eRoot)) {
            e.getParentElement().removeContent(e);
        }
    }
    XMLOutputter xout = new XMLOutputter(Format.getPrettyFormat());
    Document docOut = new Document(eRoot.detach());
    xout.output(docOut, sw);
    return sw.toString();
}