Example usage for org.w3c.dom Element getParentNode

Introduction

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

Prototype

public Node getParentNode();

Source Link

Document

The parent of this node.

Usage

From source file:Main.java

/**
 * Returns a set of the direct ancestors of each element in elements.
 * If one element does not have an ancestor, the whole set will be empty.
 *//*from  www. j a v a 2 s.c  om*/
public static Set<Element> getDirectAncestors(Set<Element> elements) {
    Set<Element> directAncestors = new HashSet<Element>();
    for (Element element : elements) {
        if (element.getParentNode() != null && element.getParentNode() instanceof Element) {
            directAncestors.add((Element) element.getParentNode());
        } else {
            return new HashSet<Element>();
        }
    }
    return directAncestors;
}

From source file:Main.java

/**
 * Method to delete an element based on tag name .
 * @param doc/*from w  w w. j a  v a 2 s .  c  o m*/
 * @param tagName
 * @return
 */
private static Document deleteElement(Document doc, String tagName) {
    //only 2 of 3 were deleted ?
    NodeList nodes = doc.getElementsByTagName(tagName);
    for (int i = 0; i < nodes.getLength(); i++) {
        Element e = (Element) nodes.item(i);
        e.getParentNode().removeChild(e);
    }
    return doc;
}

From source file:Main.java

private static List<Element> getDirectChildren(Element element, String tagName) {
    NodeList nList = element.getElementsByTagName(tagName);
    List<Element> list = new ArrayList<Element>();
    int listLength = nList.getLength();
    for (int i = 0; i < listLength; i++) {
        Element listElement = (Element) nList.item(i);
        if (listElement.getParentNode() == element) {
            list.add(listElement);/*from   w w  w .j  a va  2 s  .  c  o m*/
        }
    }
    return list;
}

From source file:Main.java

public static void insertSiblingAfter(Element newElement, Element sibling) {
    Node nextSibling = sibling.getNextSibling();
    sibling.getParentNode().insertBefore(newElement, nextSibling);
}

From source file:Main.java

/**
 * @param el an Element/*from   w  w  w  .j  a v  a  2s.  co  m*/
 * @return the ordinal position 1..N of this element amongst its sibling
 * elements (of any name), as a String; 
 * or '0' if the element has no parent
 */
public static String ordinalPosition(Element el) {
    String position = "0";
    Node parent = el.getParentNode();
    if (parent instanceof Element) {
        int pos = 0;
        NodeList nl = ((Element) parent).getChildNodes();
        for (int i = 0; i < nl.getLength(); i++) {
            Node n = nl.item(i);
            if (n instanceof Element)
                pos++;
            if (n.equals(el))
                position = new Integer(pos).toString();
        }
    }
    return position;
}

From source file:Main.java

public static Element getElement(Element element, String tagName) {
    final NodeList nodeList = element.getElementsByTagName(tagName);
    if (nodeList == null || nodeList.getLength() < 1) {
        return null;
    }//from  ww w . jav  a2s.  c  o m
    int length = nodeList.getLength();
    for (int i = 0; i < length; i++) {
        Element childEle = (Element) nodeList.item(i);
        if (childEle == null || childEle.getParentNode() == element) {
            return childEle;
        }
    }
    return null;
}

From source file:Main.java

public static void edit(Document doc) {
    NodeList list = doc.getElementsByTagName("name");
    Element element = (Element) list.item(0);

    Element dup = (Element) element.cloneNode(true);

    element.getParentNode().insertBefore(dup, element.getNextSibling());
}

From source file:Main.java

/**
 * Corresponds to the pos() xpath function
 * /*from  w w w.  j a  v  a 2  s .co  m*/
 * @param e
 * @return pos(), also the start index is 1 not 0
 */
public static int getPosition(Element e) {
    Element parent = (Element) e.getParentNode();
    List<Element> children = getChildElements(parent);
    return children.indexOf(e) + 1;
}

From source file:Main.java

public static List<Element> transElements(Element parentEle, NodeList nodeList) {
    final ArrayList<Element> elements = new ArrayList<Element>();
    int length = nodeList.getLength();
    for (int i = 0; i < length; i++) {
        Element element = (Element) nodeList.item(i);
        if (parentEle == null || element.getParentNode() == parentEle) {
            elements.add(element);//from   ww w  .ja  v a2  s . com
        }
    }

    return elements;
}

From source file:Main.java

static public Element selectParentElement(Element element, String parentName) {
    Element parentElement = (Element) element.getParentNode();
    if (parentElement == null) {
        return null;
    }/*ww  w  .  j av a 2 s .co m*/
    if (parentElement.getTagName().equals(parentName)) {
        return parentElement;
    }
    return selectParentElement(parentElement, parentName);
}