Example usage for org.w3c.dom Element getElementsByTagNameNS

Introduction

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

Prototype

public NodeList getElementsByTagNameNS(String namespaceURI, String localName) throws DOMException;

Source Link

Document

Returns a NodeList of all the descendant Elements with a given local name and namespace URI in document order.

Usage

From source file:Main.java

public static void main(String[] argv) throws Exception {

    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    factory.setNamespaceAware(true);/*from  w w w  .  j ava2s . c om*/
    factory.setValidating(true);

    DocumentBuilder loader = factory.newDocumentBuilder();
    Document document = loader.parse("sample.xml");

    String docNS = "http://www.my-company.com";

    Element order = document.getDocumentElement();
    Attr date = order.getAttributeNodeNS(docNS, "date");
    NodeList children = order.getElementsByTagNameNS(docNS, "item");

}

From source file:Main.java

public static Element findElement(Element parent, String uri, String localName) {
    NodeList nl = parent.getElementsByTagNameNS(uri, localName);
    if (nl.getLength() > 0) {
        return (Element) nl.item(0);
    } else {/*www  .j a v  a2  s .  co m*/
        return null;
    }
}

From source file:Main.java

public static int getSizeNS(Element el, String nameSpaceURI, String tagName) {
    NodeList list = el.getElementsByTagNameNS(nameSpaceURI, tagName);
    return list.getLength();
}

From source file:Main.java

/**
 * Gets the first child Element with a given name
 *
 * @param n the node get the children from
 * @param namespace the namespace of the child element
 * @param elementName the name of the child elements
 * @return the first child Element with a given name
 *//*from   ww w .ja v  a  2s. c  om*/
public static Element getElementByQualifiedName(Element n, String namespace, String elementName) {
    NodeList subNodes = n.getElementsByTagNameNS(namespace, elementName);
    int sz = subNodes.getLength();
    if (sz > 0) {
        return (Element) subNodes.item(0);
    }
    return null;
}

From source file:Main.java

/**
 * Gets the first child Element with a given name
 * /*from  w  w w. j a  va 2  s . com*/
 * @param n
 *            the node get the children from
 * @param namespace
 *            the namespace of the child element
 * @param elementName
 *            the name of the child elements
 * @return the first child Element with a given name
 */
public static Element getElementByQualifiedName(Element n, String namespace, String elementName) {
    NodeList subNodes = n.getElementsByTagNameNS(namespace, elementName);
    int sz = subNodes.getLength();
    if (sz > 0)
        return (Element) subNodes.item(0);
    return null;
}

From source file:DOMHelper.java

/**
 * Gets the first element with the specified qualified name that is descendant
 * of {@code e}.//  w  ww.j  a v  a 2s.  c  o m
 * @return the element or {@code null} if there is no such element
 */
public static Element getFirstDescendant(Element e, String nameSpace, String localName) {
    return (Element) e.getElementsByTagNameNS(nameSpace, localName).item(0);
}

From source file:Main.java

public static Element getElementNS(Element el, String nameSpaceURI, String tagName, int index) {
    NodeList list = el.getElementsByTagNameNS(nameSpaceURI, tagName);
    return (Element) list.item(index);
}

From source file:Main.java

/**
 *
 * @param element Element/*from  w w  w.  j a v a  2  s .  co m*/
 * @param namespace String
 * @param childName String
 * @return String
 */
public static String getChildStringNS(Element element, String namespace, String childName) {
    NodeList nodes = element.getElementsByTagNameNS(namespace, childName);
    if (nodes.getLength() > 0) {
        Node fnd = nodes.item(0).getFirstChild();
        if (fnd != null)
            return fnd.getNodeValue();
    }
    return "";
}

From source file:Main.java

private static Node getSignatureNode(final Element rootElement) throws SignatureException {
    final NodeList nl = rootElement.getElementsByTagNameNS(XMLSignature.XMLNS, NODE_SIGNATURE);
    if (nl.getLength() == 0) {
        throw new SignatureException("Cannot find Signature element");
    }// w w  w .  j  a va 2 s .co  m
    return nl.item(0);
}

From source file:Main.java

/**
 * Extracts the content of the element named <var>name</var> with the namespace
 * <var>elementNS</var> that is a descentant of the element
 * <var>message</var>. This method returns null if the named elemens is not
 * a child of <var>message</var> or if <var>message</var> contains more than
 * one element named <var>name</var>
 * //from   ww  w  .j  a  v  a  2s .  c  o  m
 * @param message
 *            Source Document that contains the element named
 *            <var>name</var>
 * @param elementNS
 *            Namespace of the element named <var>name</var>
 * @param name
 *            Name of the element to be extracted
 * @return Element named <var>name</var>, <br>
 *         or null if <var>message</var> contains zero or more than one
 *         element named <var>name</var>
 */
public static String extractElementText(Element message, String elementNS, String name, boolean strict) {
    NodeList list = message.getElementsByTagNameNS(elementNS, name);
    if (list == null || list.getLength() == 0 || (strict && list.getLength() != 1))
        return null;
    Element element = (Element) list.item(0);
    return element.getTextContent();
}