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

/**
 * Get the first instance of an element by name.
 * //from   ww w.j av  a2s  . c o  m
 * @param parent
 *            The parent to get the element from.
 * @param elementName
 *            The name of the element to look for.
 * @return The element or null if it is not found.
 */
public static Element getElement(Element parent, String elementName) {
    Element retval = null;
    final NodeList children = parent.getElementsByTagName(elementName);
    if (children.getLength() > 0) {
        retval = (Element) children.item(0);
    }
    return retval;
}

From source file:Main.java

public static void visitRecursively(Node node, BufferedWriter bw) throws Exception {
    NodeList list = node.getChildNodes();
    for (int i = 0; i < list.getLength(); i++) {
        // get child node
        Node childNode = list.item(i);
        if (childNode.getNodeType() == Node.TEXT_NODE) {
            System.out.println("Found Node: " + childNode.getNodeName() + " - with value: "
                    + childNode.getNodeValue() + " Node type:" + childNode.getNodeType());

            String nodeValue = childNode.getNodeValue();
            nodeValue = nodeValue.replace("\n", "").replaceAll("\\s", "");
            if (!nodeValue.isEmpty()) {
                System.out.println(nodeValue);
                bw.write(nodeValue);/*from   www  . j  av  a2 s .  c om*/
                bw.newLine();
            }
        }
        visitRecursively(childNode, bw);
    }
}

From source file:Main.java

public static boolean hasChild(Element parent, String nodeName) {
    NodeList childNodes = parent.getChildNodes();
    int length = childNodes.getLength();
    for (int i = 0; i < length; i++)
        if (childNodes.item(i).getNodeName().equals(nodeName))
            return true;
    return false;
}

From source file:Main.java

private static Node ifNodeExists(Node upper, String path) {
    NodeList list = upper.getChildNodes();
    for (int i = 0; i < list.getLength(); i++) {
        if (list.item(i).getNodeName().equals(path))
            return list.item(i);
    }/*from w w  w  . j  a v a 2  s.  c  o m*/
    return null;
}

From source file:Main.java

public static Element getChildElement(Element p_rootElement, String p_elementName) {
    NodeList nodeList = p_rootElement.getElementsByTagName(p_elementName);
    // if (nodeList.getLength() >= 0)
    return (Element) nodeList.item(0);
    // return null;
}

From source file:Main.java

public static String getNodeContent(Document document, String nodeName) {
    NodeList nl = document.getElementsByTagName(nodeName);
    if (0 == nl.getLength()) {
        return "";
    } else {/*from  ww  w .j  a  v a2 s. c  o m*/
        return nl.item(0).getTextContent();
    }
}

From source file:Main.java

/**
 * Returns a List of all descendant Element nodes having the specified
 * [namespace name] property. The elements are listed in document order.
 *
 * @param node The node to search from./*from  w  ww.  j  av a2s. com*/
 * @param namespaceURI An absolute URI denoting a namespace name.
 * @return A List containing elements in the specified namespace; the list
 * is empty if there are no elements in the namespace.
 */
public static List<Element> getElementsByNamespaceURI(Node node, String namespaceURI) {
    List<Element> list = new ArrayList<Element>();
    NodeList children = node.getChildNodes();
    for (int i = 0; i < children.getLength(); i++) {
        Node child = children.item(i);
        if (child.getNodeType() != Node.ELEMENT_NODE) {
            continue;
        }
        if (child.getNamespaceURI().equals(namespaceURI)) {
            list.add((Element) child);
        }
    }
    return list;
}

From source file:Main.java

/**
 * Gets <code>CDATASection</code> element for node.
 *
 * @param node node with text.// w w  w. j  a  v a  2s. co m
 * @return text, that contains the specified node.
 */
public static String getNodeCDATASection(final Node node) {
    //        node.normalize();
    final NodeList list = node.getChildNodes();
    for (int i = 0, len = list.getLength(); i < len; i++) {
        final Node child = list.item(i);
        if (child.getNodeType() == Node.CDATA_SECTION_NODE)
            return child.getNodeValue();
    }
    return null;
}

From source file:Main.java

public static Node findByID(Document doc, String id, String tagName) {
    NodeList node = doc.getElementsByTagName(tagName);
    for (int i = 0; i < node.getLength(); i++) {
        NamedNodeMap attributtes = node.item(i).getAttributes();
        for (int j = 0; j < attributtes.getLength(); j++)
            if (id.equalsIgnoreCase(attributtes.item(j).getNodeValue()))
                return node.item(i);
    }/*from   ww  w .  j  a v a 2s.com*/

    return null;
}

From source file:Main.java

/**
 * Returns the first node that is a direct child of root with the coresponding
 * name.  Does not search children of children.
 *///w ww.  j  ava 2 s . c o  m
public static Element getFirstChild(Element root, String name) {
    NodeList nl = root.getChildNodes();
    int size = nl.getLength();
    for (int i = 0; i < size; i++) {
        Node node = nl.item(i);
        if (!(node instanceof Element))
            continue;
        Element ele = (Element) node;
        if (ele.getTagName().equals(name))
            return ele;
    }

    return null;
}