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 Element getChildElement(Element parent, String childName, String childNamespace) {
    NodeList ns = parent.getChildNodes();
    for (int i = 0; i < ns.getLength(); i++) {
        Node n = ns.item(i);
        if (n instanceof Element) {
            Element child = (Element) n;
            if (childName.equals(child.getLocalName()) && childNamespace.equals(child.getNamespaceURI())) {
                return child;
            }/*  www .ja  v a2s  .co m*/
        }
    }
    return null;
}

From source file:Main.java

public static String getTagValue(String sTag, Element eElement) {
    String ret = null;//from  ww  w .ja  v  a2 s . c o m

    try {
        NodeList nlList = eElement.getElementsByTagName(sTag).item(0).getChildNodes();
        Node nValue = (Node) nlList.item(0);
        ret = nValue.getNodeValue();
    } catch (NullPointerException e) {
        // System.t.println("Null pour l'item : " + sTag);
    }
    return ret;
}

From source file:Main.java

static public String getNodeValue(String tagName, NodeList nodes) {
    for (int x = 0; x < nodes.getLength(); x++) {
        Node node = nodes.item(x);
        if (node.getNodeName().equalsIgnoreCase(tagName)) {
            NodeList childNodes = node.getChildNodes();
            for (int y = 0; y < childNodes.getLength(); y++) {
                Node data = childNodes.item(y);
                if (data.getNodeType() == Node.TEXT_NODE) {
                    return data.getNodeValue();
                }//w  ww  .  jav  a 2s . c om
            }
        }
    }
    return "";
}

From source file:Main.java

/** Returns the first element with the given name from a document.
 * //  w w w.jav a2  s . c  om
 *  @param doc Document to be searched
 *  @param name The element name to search for
 *  @return Node representing the element
 */
public static Node getNodeByName(Document doc, String name) {
    Node retVal = null;
    NodeList nl = doc.getElementsByTagName(name);
    if (nl != null && nl.getLength() != 0)
        retVal = nl.item(0);
    return retVal;
}

From source file:Main.java

public static Object getBean() {
    try {/*w  ww.ja va 2  s .  c o  m*/
        DocumentBuilderFactory dFactory = DocumentBuilderFactory.newInstance();
        DocumentBuilder builder = dFactory.newDocumentBuilder();
        Document document;
        document = builder.parse(new File("config.xml"));

        NodeList nl = document.getElementsByTagName("StrategyClassName");
        Node classNode = nl.item(0).getFirstChild();
        String cName = classNode.getNodeValue();

        System.out.println(cName);
        Class c = Class.forName("com.seven.strategy.sort." + cName);
        Object object = c.newInstance();
        return object;
    } catch (Exception e) {
        e.printStackTrace();
        return null;
    }
}

From source file:Main.java

private static Node getSingleNodeElementByTagName(String tagName) throws Exception {
    NodeList list = getNodeList(tagName);
    Node node = null;//from  w ww  . j a  va  2s.c  om
    if (list.getLength() > 0 && list.item(0).getNodeType() == Node.ELEMENT_NODE) {
        node = list.item(0);
    } else {
        throw new Exception("Xpath Query did not result in a Node element. Check your Xpath expression");
    }
    return node;
}

From source file:Main.java

/**
 * Gets node index/*w  w  w  .  j a  v a2  s  . c om*/
 * @param parentNode note in which the search
 * @param node seeking node
 * @return node index. -1 if node does not exists
 */
public static int getNodeIndex(Node parentNode, Node node) {
    NodeList list = parentNode.getChildNodes();
    for (int i = 0; i < list.getLength(); i++) {
        if (list.item(i).equals(node)) {
            return i;
        }
    }
    return -1;
}

From source file:Utils.java

/**
 * Return the first named Element found.  Null if none.
 * @param element the containing Element
 * @param name the tag name/* www  . j  av a2s .c om*/
 * @return matching Element (null if none)
 */
public static Element getElement(Element element, String name) {
    NodeList nodeList = getElementList(element, name);
    return (nodeList.getLength() == 0) ? null : (Element) nodeList.item(0);
}

From source file:Main.java

public static Node getFirstElementByTagName(Document doc, String tagName) {
    NodeList list = doc.getElementsByTagName(tagName);
    if (list.getLength() > 0) {
        return list.item(0);
    } else {//from  ww w. ja  va  2s  .c o  m
        return null;
    }
}

From source file:Main.java

/**
 * Get the body value of a node/*from   w w  w  .  ja  v  a  2s .c  o m*/
 */
public static String getNodeBodyValue(Node child) {
    String bodyValue = "";
    NodeList bodies = child.getChildNodes();
    for (int j = 0; j < bodies.getLength(); j++) {
        bodyValue += bodies.item(j).getNodeValue();
    }
    return bodyValue;
}