Example usage for org.w3c.dom Node getParentNode

List of usage examples for org.w3c.dom Node getParentNode

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Introduction

In this page you can find the example usage for org.w3c.dom Node getParentNode.

Prototype

public Node getParentNode();

Source Link

Document

The parent of this node.

Usage

From source file:edu.stanford.muse.slant.CustomSearchHelper.java

private static void deleteCSE(String authtoken, String cseName)
        throws IOException, ParserConfigurationException, XPathExpressionException {
    // see http://code.google.com/apis/customsearch/docs/api.html

    String url = "http://www.google.com/cse/api/default/annotations/?num=5000"; // w/o num param, returns only top 20 results
    GetMethod get = new GetMethod(url);
    get.addRequestHeader("Content-type", "text/xml");
    get.addRequestHeader("Authorization", "GoogleLogin auth=" + authtoken);
    int statusCode = new HttpClient().executeMethod(get);
    if (statusCode != HttpStatus.SC_OK) {
        log.warn(/* w  ww . ja v  a  2  s .  co m*/
                "Unable to read Google CSE annotations, and therefore unable to delete existing annotations! HTTP status = "
                        + statusCode);
        return;
    }

    /* sample xml: 
    <?xml version="1.0" encoding="UTF-8" ?>
    <Annotations start="0" num="2182" total="2182">
    <Annotation about="visualizing.stanford.edu/*" score="0.000810373" timestamp="0x0004b2a4c7d271fd" href="Chp2aXN1YWxpemluZy5zdGFuZm9yZC5lZHUvKhD948m-zNSsAg">
    <Label name="_cse_testengine" />
    <AdditionalData attribute="original_url" value="http://visualizing.stanford.edu/*" />
       </Annotation>
    ...
     */

    // parse xml and get href's for the annotations for this cse.
    String responseBody = IOUtils.toString(get.getResponseBodyAsStream(), "UTF-8");
    InputSource is = new InputSource(new StringReader(responseBody));
    XPath xpath = XPathFactory.newInstance().newXPath();
    String expression = "/Annotations/Annotation/Label[@name='_cse_" + cseName + "']";
    NodeList nodes = (NodeList) xpath.evaluate(expression, is, XPathConstants.NODESET);
    List<String> hrefs = new ArrayList<String>();
    log.info(nodes.getLength() + " existing annotation(s) for search engine " + cseName
            + ". They will be deleted.");
    for (int i = 0; i < nodes.getLength(); i++) {
        Node label = nodes.item(i);
        Node annotation = label.getParentNode();
        Node hrefNode = annotation.getAttributes().getNamedItem("href");
        String href = hrefNode.getNodeValue();
        hrefs.add(href);
    }

    // hrefs now has all the existing href's for this CSE. send a remove command with these href's.
    StringBuilder removeXML = new StringBuilder("<Batch><Remove><Annotations>");
    int batchCount = 0;
    for (Iterator<String> it = hrefs.iterator(); it.hasNext();) {
        String href = it.next();
        removeXML.append(" <Annotation href=\"" + href + "\" />");
        batchCount++;
        if (batchCount == ANNOTATION_UPLOAD_BATCH_SIZE || !it.hasNext()) {
            removeXML.append("</Annotations></Remove></Batch>");
            boolean success = pushAnnotations(authtoken, removeXML.toString());
            if (!success)
                log.warn("Failed to delete " + batchCount + " existing annotations for search engine " + cseName
                        + " xml = " + removeXML);
            else
                log.info("Successfully deleted " + batchCount + " existing annotations for search engine "
                        + cseName);
            removeXML = new StringBuilder("<Batch><Remove><Annotations>");
            batchCount = 0;
        }
    }
}

From source file:XMLConfig.java

/** Return the path of a node as it is used in XMLConfig.
 * @param n node// w w  w.  j a v a2s  . c  o m
 * @return path
 */
public static String getNodePath(Node n) {
    if (n == null) {
        return "";
    }
    String path = "";
    while (n.getParentNode() != null) {
        path = n.getNodeName() + "/" + path;
        n = n.getParentNode();
    }

    return path.substring(0, path.length() - 1);
}

From source file:bridge.toolkit.commands.S1000DConverter.java

/**
 * modify scoEntryItem in scoEntryContent, move lom from scoEntryItem
 * /*  w  w  w .  java 2 s  .  c o m*/
 * @param nodes
 * @throws Exception
 */
private static void walkingthrough(Node nodes, org.w3c.dom.Document document) throws Exception {

    changeScoEntry(nodes, document);

    int length = nodes.getChildNodes().getLength();
    for (int i = 0; i < length; i++) {
        Node node = nodes.getChildNodes().item(i);

        changeScoEntry(node, document);

        if (node.getNodeName().equals("scoEntryItem")) {
            // the lom children must linked to the parent child (scoEntry)
            int lengthlom = node.getChildNodes().getLength();
            for (int lom = 0; lom < lengthlom; lom++) {
                if (node.getChildNodes().item(lom) != null
                        && node.getChildNodes().item(lom).getNodeName().equals("lom:lom")) {
                    // clone the node..
                    Node cloneLom = node.getChildNodes().item(lom).cloneNode(true);
                    // first of all I remove it
                    Node lomnode = node.getChildNodes().item(lom);
                    Node father = lomnode.getParentNode();
                    Node grandf = father.getParentNode();
                    father.removeChild(lomnode);
                    // then I add it to the new parent..
                    grandf.insertBefore(cloneLom, father);
                }

                // for each dmRef open the DM and read the real data module
                // content to be show in the lesson
                if (node.getChildNodes().item(lom) != null
                        && node.getChildNodes().item(lom).getNodeName().equals("dmRef")) {
                    String filename = resourcepack + "\\" + gettingDmfilename(node.getChildNodes().item(lom))
                            + ".xml";
                    if (new File(filename).exists()) {
                        // if the data module is a scoContent will copy each
                        // dmref in the scoEntry
                        org.w3c.dom.Document dm41 = getDoc(new File(filename));

                        if (processXPathSingleNode("dmodule/content/scoContent", dm41) != null)
                            ;
                        {
                            NodeList dmre = processXPath("/dmodule/content/scoContent/trainingStep/dmRef",
                                    dm41);
                            Node father = node.getChildNodes().item(lom).getParentNode();
                            father.removeChild(node.getChildNodes().item(lom));
                            // remove the reference to Scocontent and
                            // replace it with the dm inside
                            for (int nodi = 0; nodi < dmre.getLength(); nodi++) {
                                Node cloneref = dmre.item(nodi).cloneNode(true);
                                document.adoptNode(cloneref);
                                father.appendChild(cloneref);
                            }

                        }
                    }

                }

            }

            // rename scoEntryItem in scoEntry
            node = changeNodename(node, document, "scoEntryContent");
        }
        walkingthrough(node, document);
    }
}

From source file:it.cnr.icar.eric.common.SOAPMessenger.java

private static org.w3c.dom.Node nextNode(org.w3c.dom.Node node) {
    // assert(node != null);
    org.w3c.dom.Node child = node.getFirstChild();

    if (child != null) {
        return child;
    }//from  w w  w  .  j a va 2  s .c  om

    org.w3c.dom.Node sib;

    while ((sib = node.getNextSibling()) == null) {
        node = node.getParentNode();

        if (node == null) {
            // End of document
            return null;
        }
    }

    return sib;
}

From source file:DomUtils.java

/**
 * Replace one node with another node./*from w  ww  .ja v  a2 s.c o  m*/
 * @param newNode New node - added in same location as oldNode.
 * @param oldNode Old node - removed.
 */
public static void replaceNode(Node newNode, Node oldNode) {

    Node parentNode = oldNode.getParentNode();

    if (parentNode == null) {
        System.out.println("Cannot replace node [" + oldNode + "] with [" + newNode + "]. [" + oldNode
                + "] has no parent.");
    } else {
        parentNode.replaceChild(newNode, oldNode);
    }
}

From source file:DomUtils.java

/**
 * Count the DOM nodes before the supplied node, not including the node itself.
 * <p/>//from w  w w . j  av  a  2s .c o m
 * Counts the sibling nodes.
 * @param node Node whose siblings are to be counted.
 * @return The number of siblings before the supplied node.
 */
public static int countNodesBefore(Node node) {
    Node parent = node.getParentNode();
    if (parent == null) {
        System.out.println("Cannot count nodes before [" + node + "]. [" + node + "] has no parent.");
        return 0;
    }

    NodeList siblings = parent.getChildNodes();
    int count = 0;
    int siblingCount = siblings.getLength();

    for (int i = 0; i < siblingCount; i++) {
        Node sibling = siblings.item(i);

        if (sibling == node) {
            break;
        }
        count++;
    }

    return count;
}

From source file:DomUtils.java

/**
 * Get all the text DOM sibling nodes before the supplied node and 
 * concatenate them together into a single String.
 * @param node Text node.//from   ww  w. ja  v  a 2 s. c om
 * @return String containing the concatentated text.
 */
public static String getTextBefore(Node node) {
    Node parent = node.getParentNode();
    if (parent == null) {
        System.out.println("Cannot get text before node [" + node + "]. [" + node + "] has no parent.");
        return "";
    }

    NodeList siblings = parent.getChildNodes();
    StringBuffer text = new StringBuffer();
    int siblingCount = siblings.getLength();

    for (int i = 0; i < siblingCount; i++) {
        Node sibling = siblings.item(i);

        if (sibling == node) {
            break;
        }
        if (sibling.getNodeType() == Node.TEXT_NODE) {
            text.append(((Text) sibling).getData());
        }
    }

    return text.toString();
}

From source file:DomUtils.java

/**
 * Insert the supplied node before the supplied reference node (refNode).
 * @param newNode Node to be inserted.//w  ww .j ava  2  s . c  o  m
 * @param refNode Reference node before which the supplied nodes should
 * be inserted.
 */
public static void insertBefore(Node newNode, Node refNode) {

    Node parentNode = refNode.getParentNode();

    if (parentNode == null) {
        System.out.println(
                "Cannot insert [" + newNode + "] before [" + refNode + "]. [" + refNode + "] has no parent.");
        return;
    }

    if (parentNode instanceof Document && newNode.getNodeType() == Node.ELEMENT_NODE) {
        System.out.println(
                "Request to insert an element before the Document root node.  This is not allowed.  Replacing the Document root with the new Node.");
        parentNode.removeChild(refNode);
        parentNode.appendChild(newNode);
    } else {
        parentNode.insertBefore(newNode, refNode);
    }
}

From source file:DomUtils.java

/**
 * Count the DOM nodes of the supplied type (nodeType) before the supplied
 * node, not including the node itself./*from w  w w.j av  a  2s .  c  om*/
 * <p/>
 * Counts the sibling nodes.
 * @param node Node whose siblings are to be counted.
 * @param nodeType The DOM {@link Node} type of the siblings to be counted. 
 * @return The number of siblings of the supplied type before the supplied node.
 */
public static int countNodesBefore(Node node, short nodeType) {
    Node parent = node.getParentNode();
    if (parent == null) {
        System.out.println("Cannot count nodes before [" + node + "]. [" + node + "] has no parent.");
        return 0;
    }

    NodeList siblings = parent.getChildNodes();
    int count = 0;
    int siblingCount = siblings.getLength();

    for (int i = 0; i < siblingCount; i++) {
        Node sibling = siblings.item(i);

        if (sibling == node) {
            break;
        }
        if (sibling.getNodeType() == nodeType) {
            count++;
        }
    }

    return count;
}

From source file:DomUtils.java

/**
 * Count the DOM element nodes before the supplied node, having the specified 
 * tag name, not including the node itself.
 * <p/>/*from www . j a v  a  2s  . co m*/
 * Counts the sibling nodes.
 * @param node Node whose element siblings are to be counted.
 * @param tagName The tag name of the sibling elements to be counted. 
 * @return The number of siblings elements before the supplied node with the 
 * specified tag name.
 */
public static int countElementsBefore(Node node, String tagName) {
    Node parent = node.getParentNode();
    if (parent == null) {
        System.out.println("Cannot count nodes before [" + node + "]. [" + node + "] has no parent.");
        return 0;
    }

    NodeList siblings = parent.getChildNodes();
    int count = 0;
    int siblingCount = siblings.getLength();

    for (int i = 0; i < siblingCount; i++) {
        Node sibling = siblings.item(i);

        if (sibling == node) {
            break;
        }
        if (sibling.getNodeType() == Node.ELEMENT_NODE && ((Element) sibling).getTagName().equals(tagName)) {
            count++;
        }
    }

    return count;
}