Example usage for org.w3c.dom NodeList item

Introduction

In this page you can find the example usage for org.w3c.dom NodeList item.

Prototype

public Node item(int index);

Source Link

Document

Returns the indexth item in the collection.

Usage

From source file:Main.java

public static void removeAllChildren(Element deps) {
    NodeList childNodes = deps.getChildNodes();

    for (int i = childNodes.getLength() - 1; i >= 0; i--) {
        Node item = childNodes.item(i);
        deps.removeChild(item);//  ww  w.  ja v  a2s. c o m
    }
}

From source file:Main.java

/**
 * Search a first node by name in the document
 * //from w ww  .  j  av  a 2 s.co m
 * @param doc      source document
 * @param nodeName   the node name for searching
 * @return         Node with the specified name
 * @see            Node
 * @throws Exception
 */
public static Node findChildNodesByName(Document doc, String nodeName) throws Exception {

    Node node = null;

    NodeList nl = doc.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        node = nl.item(i);
        if (node.getNodeName().equals(nodeName)) {
            break;
        }
    }

    return node;

}

From source file:Main.java

public static List getChildren(Element parentEl, String name) {
    List children = new ArrayList();
    NodeList l = parentEl.getChildNodes();
    for (int i = 0; i < l.getLength(); i++) {
        Node n = l.item(i);
        if (Node.ELEMENT_NODE == n.getNodeType() && name.equals(n.getNodeName())) {
            children.add((Element) n);
        }/*w  w  w. j a v a 2  s.  com*/
    }
    return children;
}

From source file:Main.java

public static Collection<Node> search_nodes_by_attribute(Node root, String attr_name, String attr_value) {
    Collection<Node> result = new LinkedList<Node>();
    if (root instanceof Element) {
        if (((Element) root).hasAttribute(attr_name)
                && ((Element) root).getAttribute(attr_name).equals(attr_value))
            result.add(root);/* ww  w  . ja  v a2 s  .c o  m*/
    }
    NodeList list = root.getChildNodes();
    for (int i = 0; i < list.getLength(); ++i) {
        Node child = list.item(i);
        Collection<Node> ret = search_nodes_by_attribute(child, attr_name, attr_value);
        result.addAll(ret);
    }
    return result;
}

From source file:Main.java

/**
 * Extracts the first CDATA child from the given {@code org.w3c.dom.Element}.
 *
 * @param elem the parent Element/*from w  w w  . jav a  2  s.  c o m*/
 * @return the String value of the CDATA section, or {@code null} if none
 *         found
 */
public static String getCdata(Element elem) {
    NodeList nodes = elem.getChildNodes();
    for (int i = 0; i < nodes.getLength(); i++) {
        Node node = nodes.item(i);
        if (node.getNodeType() == Node.CDATA_SECTION_NODE) {
            CharacterData cdataNode = (CharacterData) node;
            return cdataNode.getData();
        }
    }
    return null;
}

From source file:Main.java

public static void removeElementXML(Node node, short nodeType, String name) {
    if (node.getNodeType() == nodeType && (name == null || node.getNodeName().equals(name))) {
        node.getParentNode().removeChild(node);
    } else {/*from   ww w  .  j  a  v  a 2s  .  c  o m*/
        // Visit the children
        NodeList list = node.getChildNodes();
        for (int i = 0; i < list.getLength(); i++) {
            removeElementXML(list.item(i), nodeType, name);
        }
    }
}

From source file:Main.java

public static String getElementValue(Node node, String nodeName) {
    NodeList children = node.getChildNodes();
    for (int i = 0; i < children.getLength(); i++) {
        Node child = children.item(i);
        if ((child.getNodeType() == Node.ELEMENT_NODE) && (child.getNodeName().equals(nodeName)))
            return getElementValue(child);
    }// w ww.  j av  a 2s.co  m
    return null;
}

From source file:Main.java

public static Element[] getElementsByName(Element parent, String name) {

    List<Node> resList = Lists.newArrayList();
    NodeList nl = getNodeList(parent);
    for (int i = 0; i < nl.getLength(); i++) {
        Node nd = nl.item(i);
        if (nd.getNodeName().equals(name)) {
            resList.add(nd);//from   w  w w .  j  av  a 2  s .c  o  m
        }
    }
    Element[] res = new Element[resList.size()];
    for (int i = 0; i < resList.size(); i++) {
        res[0] = (Element) resList.get(i);
    }

    return res;
}

From source file:Main.java

public static Element getElementByTagName(Element parent, String childName) {
    NodeList nl = parent.getElementsByTagName(childName);
    if (nl.getLength() == 0)
        return null;
    return (Element) nl.item(nl.getLength() - 1);
}

From source file:Main.java

/**
 *  Returns the first child element found with the specified tag name
 *  @param node The node to search//from ww w .ja v a 2  s.  co  m
 *  @param element The element tag name to search for
 *  @return The matching element Node
 */
public synchronized static Node getFirstElementIgnoreCase(Node node, String element) {
    if (node != null && element != null) {
        NodeList nl = node.getChildNodes();

        for (int i = 0; i < nl.getLength(); i++) {
            Node n = nl.item(i);

            if (n.getNodeType() == Node.ELEMENT_NODE && n.getNodeName().equalsIgnoreCase(element)) {
                return n;
            }
        }
    }

    return null;
}