Example usage for org.w3c.dom Element getFirstChild

Introduction

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

Prototype

public Node getFirstChild();

Source Link

Document

The first child of this node.

Usage

From source file:org.jenkinsci.plugins.os_ci.openstack.StackStatusTest.java

private static String getCharacterDataFromElement(Element e) {
    Node child = e.getFirstChild();
    if (child instanceof CharacterData) {
        CharacterData cd = (CharacterData) child;
        return cd.getData();
    }/* w  w w . j  av a2  s. c  om*/
    return "";
}

From source file:Main.java

public static List<Element> getElementChilds(Element elem) {
    List<Element> elemList = new ArrayList<Element>();
    for (Node child = elem.getFirstChild(); child != null; child = child.getNextSibling()) {
        if (child instanceof Element) {
            elemList.add((Element) child);
        }//from   ww w  .  jav  a 2s  . co m
    }
    return elemList;
}

From source file:Main.java

public static String getElementValue(Element inElement) {
    if (null == inElement)
        return null;
    Node wkFirstChild = inElement.getFirstChild();
    if (null == wkFirstChild)
        return "";
    else//from w  w w.  j  a va2s .co m
        return wkFirstChild.getNodeValue();
}

From source file:Main.java

public static Element removeElementContentWhitespace(Element root) {
    boolean foundElt = false;
    for (Node n1 = root.getFirstChild(); n1 != null; n1 = n1.getNextSibling()) {
        if (n1.getNodeType() != Node.ELEMENT_NODE)
            continue;
        foundElt = true;/* w  ww  .  j a  v a2 s .  c o m*/
        removeElementContentWhitespace(Element.class.cast(n1));
    }
    if (foundElt) {
        Node n1 = root.getFirstChild();
        while (n1 != null) {
            Node n2 = n1.getNextSibling();
            if (n1.getNodeType() == Node.TEXT_NODE && isEmptyText(Text.class.cast(n1))) {
                root.removeChild(n1);
            }
            n1 = n2;
        }
    }
    return root;
}

From source file:Main.java

/**
 * Helper function for quickly retrieving an boolean value of a given
 * XML element, with a default initialization value passed in a parameter.
 * @param ele The document element from which to pull the boolean value.
 * @param tagName The name of the node./* ww  w .  j a v  a2 s.  c  o  m*/
 * @param defaultValue The default value of the node if it's value can't be processed.
 * @return The boolean value of the given node in the element passed in.
 */
public static boolean getBooleanValue(Element ele, String tagName, boolean defaultValue) {

    boolean boolVal = defaultValue;
    NodeList nl = ele.getElementsByTagName(tagName);

    if (nl != null && nl.getLength() > 0) {

        Element el = (Element) nl.item(0);

        if (el.getFirstChild().getNodeValue() != null) {

            boolVal = "true".equals(el.getFirstChild().getNodeValue());

        } else {

            boolVal = defaultValue;

        }
    }

    return boolVal;
}

From source file:Main.java

/** Get string value of an element.
 *  @param element Element/*from   w  w w  .j av a2  s.c  om*/
 *  @return String of the node. Empty string if nothing found.
 */
public static String getString(final Element element) {
    final Node text = element.getFirstChild();
    if (text == null) // <empty /> node
        return "";
    if ((text.getNodeType() == Node.TEXT_NODE || text.getNodeType() == Node.CDATA_SECTION_NODE))
        return text.getNodeValue();
    return "";
}

From source file:Main.java

public static void insertBeforeFirstChild(Element object, Element attrId) {
    if (object.hasChildNodes()) {
        object.insertBefore(attrId, object.getFirstChild());
    } else {//from ww  w  .  j a v  a2s.c o m
        object.appendChild(attrId);
    }
}

From source file:Main.java

static public void setElementText(Element elm, String text) {
    Node node = elm.getFirstChild();
    if (node == null) {
        if (text != null)
            elm.appendChild(elm.getOwnerDocument().createTextNode(text));
    } else if (node.getNodeType() == Node.TEXT_NODE) {
        if (text == null)
            node.getParentNode().removeChild(node);
        else//  w  ww  .  ja  v a 2 s.  co  m
            node.setNodeValue(text);
    } else if (text != null) {
        Text textNode = node.getOwnerDocument().createTextNode(text);
        elm.insertBefore(textNode, elm.getFirstChild());
    }
}

From source file:Utils.java

/**
 * Return the first element child with the specified qualified name.
 * /*  w ww .j  a va  2s .com*/
 * @param parent
 * @param ns
 * @param lp
 * @return
 */
public static Element getFirstChildWithName(Element parent, String ns, String lp) {
    for (Node n = parent.getFirstChild(); n != null; n = n.getNextSibling()) {
        if (n instanceof Element) {
            Element e = (Element) n;
            String ens = (e.getNamespaceURI() == null) ? "" : e.getNamespaceURI();
            if (ns.equals(ens) && lp.equals(e.getLocalName())) {
                return e;
            }
        }
    }
    return null;
}

From source file:Main.java

public static void getAllAttrs(Element parent, String name, List<String> lst) {
    for (Node child = parent.getFirstChild(); child != null; child = child.getNextSibling()) {
        if (child.getNodeType() == Node.ELEMENT_NODE) {
            getAllAttrValueByName(child, name);
            List<String> tmp = getAllAttrValueByName(child, name);
            if (tmp != null) {
                lst.addAll(tmp);//w w w  .  j  a  va  2 s.c  o  m
            } else {
                // recursive childnodes
                getAllAttrs((Element) child, name, lst);
            }
        }
    }
}