Example usage for org.w3c.dom Element getChildNodes

Introduction

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

Prototype

public NodeList getChildNodes();

Source Link

Document

A NodeList that contains all children of this node.

Usage

From source file:Main.java

/**
 * get all child elements matching the given tag 
 * //from   w  w  w .  j a  v  a 2  s.  c o m
 * @param tag
 * @param searchIn
 * @return
 */
public static ArrayList<Element> getChildElementsByTag(String tag, Element searchIn) {
    ArrayList<Element> toReturn = new ArrayList<Element>();
    NodeList list = searchIn.getChildNodes();

    for (int i = 0; i < list.getLength(); i++) {
        Node n = list.item(i);
        if (n instanceof Element && ((Element) n).getTagName().equals(tag)) {
            toReturn.add((Element) n);
        }

    }
    return toReturn;
}

From source file:Main.java

private static void resolveLeafNodeValue(Node node) {
    if (node != null) {
        Element element = (Element) node;
        NodeList childNodeList = element.getChildNodes();
        for (int j = 0; j < childNodeList.getLength(); j++) {
            Node chileNode = childNodeList.item(j);
            if (!chileNode.hasChildNodes()) {
                String nodeValue = resolveSystemProperty(chileNode.getTextContent());
                childNodeList.item(j).setTextContent(nodeValue);
            } else {
                resolveLeafNodeValue(chileNode);
            }//ww w.  j  a  v  a  2  s.co  m
        }
    }
}

From source file:Main.java

public static String getContentText(Element elementNode) {
    StringBuffer result = new StringBuffer();
    NodeList children = elementNode.getChildNodes();
    for (int c = 0; c < children.getLength(); c++) {
        Node child = children.item(c);
        if ((child.getNodeType() == Node.TEXT_NODE) && (child instanceof Text)) {
            String name = ((Text) child).getData();
            result.append(name);/*from ww w  .  j  a  v a2 s .c o m*/
        }
    }
    return result.toString();
}

From source file:Main.java

public static String getTextData(Element element) {
    NodeList childNodes = element.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        if ((childNodes.item(i).getNodeType() == Node.TEXT_NODE)
                || (childNodes.item(i).getNodeType() == Node.CDATA_SECTION_NODE)) {
            if (childNodes.item(i) != null) {
                String tmpStr = ((Text) childNodes.item(i)).getWholeText().trim();
                if (tmpStr.length() > 0) {
                    return tmpStr;
                }//from   w w w .  j  av  a2s.  c  om
            }
        }
    }
    return null;
}

From source file:Main.java

public static Vector<Element> getChildList(Element elem, String elementName) {
    if (elem == null)
        return null;
    NodeList nl = elem.getChildNodes();
    if (nl == null)
        return null;
    Vector<Element> retlist = new Vector<Element>(100);
    for (int n = 0; n < nl.getLength(); n++) {
        Element element = (Element) nl.item(n);
        if (elementName.equals(element.getTagName())) {
            retlist.addElement(element);
        }/*from   w  ww .  java2  s.  co m*/
    }
    if (retlist.size() == 0)
        return null;
    return retlist;
}

From source file:Main.java

/**
 * Set the text content of an element. All exisitng Text Node are
 * removed before adding a new Text Node containing the given text.
 *
 * @param element target element to set text content, cannot be null.
 * @param text content of the element, cannot be null.
 *///from   www .j  ava  2s.  co  m
public static void setElementText(Element element, String text) {

    // Remove all text element
    NodeList list = element.getChildNodes();
    int len = list.getLength();

    for (int i = 0; i < len; i++) {
        Node n = list.item(i);

        if (n.getNodeType() == Node.TEXT_NODE) {
            element.removeChild(n);
        }
    }
    Node child = element.getFirstChild();
    Node textnode = element.getOwnerDocument().createTextNode(text);

    // insert text node as first child
    if (child == null) {
        element.appendChild(textnode);
    } else {
        element.insertBefore(textnode, child);
    }
}

From source file:Main.java

public static String getText(Element node) {
    StringBuffer sb = new StringBuffer();
    NodeList list = node.getChildNodes();

    for (int i = 0; i < list.getLength(); i++) {
        Node child = list.item(i);

        switch (child.getNodeType()) {
        case Node.CDATA_SECTION_NODE:
        case Node.TEXT_NODE:
            sb.append(child.getNodeValue());
        }//from w w w .j a  va2  s. com
    }

    return sb.toString();
}

From source file:Main.java

/**
 * Get the first found child element with the provided local name that is a
 * direct child the provided element./* w  w w.j  a  v  a  2  s .  com*/
 * 
 * @param parent
 *            The parent element
 * @param name
 *            The name of the child element to find
 * @return The first found child element, null if no matching children
 */
public static Element getFirstChildElementByLocalName(Element parent, String localName) {
    assertNotNull(parent);
    NodeList children = parent.getChildNodes();
    Node node;
    for (int i = 0; i < children.getLength(); i++) {
        node = children.item(i);
        if (node.getNodeType() == Node.ELEMENT_NODE && node.getLocalName().equals(localName)) {
            return (Element) node;
        }
    }

    return null;
}

From source file:Main.java

/**
 * Get child elements by classname//w ww  . j  a  v a2s.  co m
 *
 * @param ele parent element
 * @param cname of elements to find
 */
public static List<Element> getElementsByClass(Element ele, String cname) {
    Vector<Element> list = new Vector();
    NodeList nl = ele.getChildNodes();
    for (int j = 0; j < nl.getLength(); j++) {
        if (nl.item(j).getNodeType() != Node.ELEMENT_NODE)
            continue;
        Element e = (Element) nl.item(j);
        if (e.getAttribute("class").equals(cname))
            list.add(e);
    }
    return (list);
}

From source file:Main.java

/**
 * Access all immediate child elements inside the given Element
 *
 * @param element the starting element, cannot be null.
 * @param elemName the name of the child element to look for, cannot be
 * null./*from  ww  w. ja v a 2s  . com*/
 * @return array of all immediate child element inside element, or
 * an array of size zero if no child elements are found.
 */
public static Element[] getChildElements(Element element) {
    NodeList list = element.getChildNodes();
    int len = list.getLength();
    ArrayList<Node> array = new ArrayList<Node>(len);

    for (int i = 0; i < len; i++) {
        Node n = list.item(i);

        if (n.getNodeType() == Node.ELEMENT_NODE) {
            array.add(n);
        }
    }
    Element[] elems = new Element[array.size()];

    return (Element[]) array.toArray(elems);
}