Examples with TreeWalker org.w3c.dom.traversal.TreeWalker used on opensource projects

Example 16 with TreeWalker

use of org.w3c.dom.traversal.TreeWalker in project myrobotlab by MyRobotLab.

the class DomUtils method isLastOfItsKindIn.

public static boolean isLastOfItsKindIn(Node node, Node ancestor) {
    if (node == null || ancestor == null)
        return false;
    Document doc = node.getOwnerDocument();
    if (doc == null)
        return false;
    TreeWalker tw = ((DocumentTraversal) doc).createTreeWalker(doc, NodeFilter.SHOW_ALL, new NameNodeFilter(node.getNodeName()), true);
    tw.setCurrentNode(node);
    Node next = tw.nextNode();
    return // no node with same name after this one
    next == null || // next is not in the same ancestor
    !isAncestor(ancestor, next);
}

Example 17 with TreeWalker

use of org.w3c.dom.traversal.TreeWalker in project myrobotlab by MyRobotLab.

the class DomUtils method getFirstElementByTagName.

/**
 * Get the first child element with the given tag name, or <code>null</code> if there is no such element.
 *
 * @param n
 *            n
 * @param name
 *            name
 * @return tx.nextNode
 */
public static Element getFirstElementByTagName(Node n, String name) {
    Document doc = (n instanceof Document) ? (Document) n : n.getOwnerDocument();
    TreeWalker tw = ((DocumentTraversal) doc).createTreeWalker(n, NodeFilter.SHOW_ELEMENT, new NameNodeFilter(name), true);
    return (Element) tw.nextNode();
}

Example 18 with TreeWalker

use of org.w3c.dom.traversal.TreeWalker in project OpenUnison by TremoloSecurity.

the class ForRemoval method loadUnisonConfiguration.

@Override
public JAXBElement<TremoloType> loadUnisonConfiguration(Unmarshaller unmarshaller) throws Exception {
    InputStream in;
    if (configXML.startsWith("WEB-INF")) {
        in = new ByteArrayInputStream(OpenUnisonConfigLoader.generateOpenUnisonConfig(ctx.getRealPath("/" + configXML)).getBytes("UTF-8"));
    } else {
        in = new ByteArrayInputStream(OpenUnisonConfigLoader.generateOpenUnisonConfig(configXML).getBytes("UTF-8"));
    }
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    DocumentBuilder loader = factory.newDocumentBuilder();
    Document document = loader.parse(in);
    DocumentTraversal traversal = (DocumentTraversal) document;
    TreeWalker walker = traversal.createTreeWalker(document.getDocumentElement(), NodeFilter.SHOW_ELEMENT, null, true);
    traverseLevel(walker, "");
    StringWriter writer = new StringWriter();
    TransformerFactory tf = TransformerFactory.newInstance();
    Transformer transformer;
    transformer = tf.newTransformer();
    transformer.transform(new DOMSource(document), new StreamResult(writer));
    String xmlString = writer.getBuffer().toString();
    ByteArrayInputStream bais = new ByteArrayInputStream(xmlString.getBytes("UTF-8"));
    Object obj = unmarshaller.unmarshal(bais);
    JAXBElement<TremoloType> cfg = (JAXBElement<TremoloType>) obj;
    this.unisonConfig = cfg.getValue();
    QueueConfigType qct = (QueueConfigType) GlobalEntries.getGlobalEntries().get("openunison.queueconfig");
    if (qct != null) {
        logger.info("Overriding Queue Configuration");
        if (cfg.getValue().getProvisioning() == null) {
            cfg.getValue().setProvisioning(new ProvisioningType());
        }
        cfg.getValue().getProvisioning().setQueueConfig(qct);
    }
    return cfg;
}