Example usage for org.w3c.dom Node getParentNode

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:Main.java

public static void removeAll(Node node, short nodeType, String name) {
    if (node.getNodeType() == nodeType && (name == null || node.getNodeName().equals(name))) {
        node.getParentNode().removeChild(node);
    } else {/*from   w w  w. j  av  a2  s . c  o  m*/
        NodeList list = node.getChildNodes();
        for (int i = 0; i < list.getLength(); i++) {
            removeAll(list.item(i), nodeType, name);
        }
    }
}

From source file:Main.java

public static boolean isDescendant(Node testNode, Node compareToNode) {
    if (testNode != null && compareToNode != null) {
        while (testNode.getParentNode() != null) {
            if (testNode.getParentNode() == compareToNode) {
                return true;
            }/*  w ww. j  a  v a 2 s .c  o  m*/
            testNode = testNode.getParentNode();
        }
    }
    return false;
}

From source file:Main.java

@SuppressWarnings("UseSpecificCatch")
public static boolean saveXML(Document doc, File outfile, boolean indent) {
    try {//from   w ww  .j  ava 2  s.c  o m
        Transformer transformer = TransformerFactory.newInstance().newTransformer();
        DOMSource source = new DOMSource(doc);
        StreamResult result = new StreamResult(new OutputStreamWriter(new FileOutputStream(outfile), "UTF-8"));
        if (indent) {
            XPathFactory xpathFactory = XPathFactory.newInstance();
            // XPath to find empty text nodes.
            XPathExpression xpathExp = xpathFactory.newXPath().compile("//text()[normalize-space(.) = '']");
            NodeList emptyTextNodes = (NodeList) xpathExp.evaluate(doc, XPathConstants.NODESET);

            // Remove each empty text node from document.
            for (int i = 0; i < emptyTextNodes.getLength(); i++) {
                Node emptyTextNode = emptyTextNodes.item(i);
                emptyTextNode.getParentNode().removeChild(emptyTextNode);
            }
            transformer.setOutputProperty(OutputKeys.INDENT, "yes");
            transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "4");
        }
        transformer.transform(source, result);
        return true;
    } catch (Exception ex) {
        return false;
    }
}

From source file:Main.java

public static String[] getElementPath(Node node) {
    Vector vector = new Vector();
    for (; node != null; node = node.getParentNode())
        if (node.getNodeType() == 1)
            if (!hasSameNamedSibling(node))
                vector.addElement(node.getNodeName());
            else//from   w w w . ja  va2s  .c om
                vector.addElement(node.getNodeName() + "[" + (getElementIndex(node) + 1) + "]");

    int i = vector.size();
    String as[] = new String[i];
    int j = i - 1;
    for (int k = 0; k < i;) {
        as[k] = (String) vector.elementAt(j);
        k++;
        j--;
    }

    return as;
}

From source file:Main.java

public static List elements(Element element) {
    List elements = new ArrayList();
    NodeList nodeList = element.getChildNodes();
    for (int i = 0; i < nodeList.getLength(); i++) {
        Node node = nodeList.item(i);
        if ((node instanceof Element) && (element == node.getParentNode())) {
            elements.add(node);/*from www . ja v  a 2 s  . co  m*/
        }
    }
    return elements;
}

From source file:Main.java

public static boolean hasParent(Node e, String ns, String name) {
    if (e == null)
        return false;
    return isA(e.getParentNode(), ns, name);
}

From source file:Main.java

/**
 * in this NQF project, the root node is QualityMeasureDocument
 * @param aNode/* w w w . j a  v a  2  s . c o  m*/
 * @param rootNode
 * @return the distance a node to the rootnode
 */
public static int getHeight(Node aNode, Node rootNode) {
    int height = 0;
    if (aNode == null) {
        return 0;
    }
    while (aNode.getParentNode() != rootNode) {
        aNode = aNode.getParentNode();
        height++;
    }
    return height;
}

From source file:Main.java

/**
 * Gets the immediately child elements list from the parent element.
 * /*from w  w  w  . j  av  a2 s  .c om*/
 * @param parent the parent element in the element tree
 * @param tagName the specified tag name
 * @return the NOT NULL immediately child elements list
 */
public static List<Element> getChildElements(Element parent, String tagName) {
    NodeList nodes = parent.getElementsByTagName(tagName);
    List<Element> elements = new ArrayList<Element>();

    for (int i = 0; i < nodes.getLength(); i++) {
        Node node = nodes.item(i);
        if (node instanceof Element && node.getParentNode() == parent) {
            elements.add((Element) node);
        }
    }

    return elements;
}

From source file:Main.java

/**
 * Gets the immediately child elements list from the parent element.
 * /*from  ww  w  .  j a va 2  s . c o m*/
 * @param parent the parent element in the element tree
 * @return the NOT NULL immediately child elements list
 */
public static List<Element> getChildElements(Element parent) {
    NodeList nodes = parent.getChildNodes();
    List<Element> elements = new ArrayList<Element>();

    for (int i = 0; i < nodes.getLength(); i++) {
        Node node = nodes.item(i);
        if (node instanceof Element && node.getParentNode() == parent) {
            elements.add((Element) node);
        }
    }

    return elements;
}

From source file:Main.java

public static final String indenting(Node rootNode) throws XPathExpressionException, TransformerException {

    XPath xPath = XPathFactory.newInstance().newXPath();
    NodeList nodeList = (NodeList) xPath.evaluate("//text()[normalize-space()='']", rootNode,
            XPathConstants.NODESET);

    for (int i = 0; i < nodeList.getLength(); ++i) {
        Node node = nodeList.item(i);
        node.getParentNode().removeChild(node);
    }//from  w  ww .j  a v a  2  s. com

    Transformer transformer = TransformerFactory.newInstance().newTransformer();
    transformer.setOutputProperty(OutputKeys.ENCODING, "UTF-8");
    transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
    transformer.setOutputProperty(OutputKeys.INDENT, "yes");
    transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "4");

    StringWriter stringWriter = new StringWriter();
    StreamResult streamResult = new StreamResult(stringWriter);

    transformer.transform(new DOMSource(rootNode), streamResult);

    return stringWriter.toString();
}