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

public static String getElementText(Element n) {
    NodeList childNodes = n.getChildNodes();
    String result = new String();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node node = childNodes.item(i);
        if (node.getNodeType() == Node.TEXT_NODE) {
            result += node.getNodeValue();
        }//from   ww  w . j ava  2 s . co  m
    }
    return result;
}

From source file:Main.java

public static Object getContent(Element element) {
    NodeList nl = element.getChildNodes();
    StringBuffer content = new StringBuffer();
    for (int i = 0; i < nl.getLength(); i++) {
        Node node = nl.item(i);/*from w ww. j  a  v  a 2 s  .co  m*/
        switch (node.getNodeType()) {
        case Node.ELEMENT_NODE:
            return node;
        case Node.CDATA_SECTION_NODE:
        case Node.TEXT_NODE:
            content.append(node.getNodeValue());
            break;
        }
    }
    return content.toString().trim();
}

From source file:Main.java

public static List<Element> getChildren(Element parent) {

    NodeList children = parent.getChildNodes();

    final int length = children.getLength();

    ArrayList<Element> elements = new ArrayList<Element>();

    for (int index = 0; index < length; index++) {

        Node node = children.item(index);

        if (node.getNodeType() != Node.ELEMENT_NODE) {
            continue;
        }//from w  ww. jav  a 2s . c  o  m

        elements.add((Element) node);
    }

    return elements;
}

From source file:Main.java

public static Element getChildElementByTagName(Element ele, String childEleName) {

    NodeList nl = ele.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        Node node = nl.item(i);/*from  w w  w.  j  av a2s .c o  m*/
        if (node instanceof Element && childEleName.equals(node.getNodeName())
                || childEleName.equals(node.getLocalName())) {
            return (Element) node;
        }
    }
    return null;
}

From source file:Main.java

public final static Element subElement(Element superEle, String subName) {
    NodeList list = superEle.getChildNodes();
    if (list == null) {
        return null;
    }/*from  ww w. j a v  a2s.  c o  m*/
    for (int i = 0; i < list.getLength(); i++) {
        Node node = list.item(i);
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            if (node.getNodeName().equals(subName)) {
                return (Element) node;
            }
        }
    }
    return null;
}

From source file:Main.java

private static void removeWhitespaces(Element element) {
    NodeList children = element.getChildNodes();
    for (int i = 0; i < children.getLength();) {
        Node n = children.item(i);
        if (n instanceof Element) {
            removeWhitespaces((Element) n);
            ++i;/* w ww  .j a v a2s . c om*/
        } else if (n instanceof Text && ((Text) n).getTextContent().trim().length() == 0) {
            element.removeChild(n);
        } else {
            ++i;
        }
    }
}

From source file:Main.java

/**
 * Traverses through a DOM tree starting at the given element and removes all those text-nodes from it that only
 * contain white spaces.//  w  ww  . j av a 2s  .c om
 * 
 * @param parent
 *          the parent Element
 */
public static void removeWhitespaceTextNodes(Element parent) {
    final NodeList nl = parent.getChildNodes();

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

        if (child.getNodeType() == Node.TEXT_NODE) {
            if (child.getNodeValue().trim().length() == 0) {
                parent.removeChild(child);
                i--; // since the child is removed counting up must be made undone
            }
        } else if (child.getNodeType() == Node.ELEMENT_NODE && child.getChildNodes().getLength() > 0) {
            removeWhitespaceTextNodes((Element) child);
        }
    }
}

From source file:Main.java

/**
 * Get the Element children of an element as an array.
 * @param element//  w  w w . j a  va2 s .c  o  m
 * @return non-<code>null</code> array 
 */
public static Element[] getChildElements(Element element) {
    NodeList childNodes = element.getChildNodes();
    List<Element> kids = new ArrayList<Element>();
    Node node = childNodes.item(0);
    while (node != null) {
        if (node instanceof Element) {
            kids.add((Element) node);
        }
        node = node.getNextSibling();
    }
    return (Element[]) kids.toArray(new Element[kids.size()]);
}

From source file:Main.java

public static Element getChildWithAttribute(Element parent, String attrName) {
    NodeList childNodes = parent.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node node = childNodes.item(i);
        if (node instanceof Element) {
            Element element = (Element) node;
            if (!"".equals(element.getAttribute(attrName))) {
                return element;
            }/*from  w ww  .  jav  a2s.  c om*/
        }
    }
    return null;
}

From source file:Main.java

License:asdf

public static void newEmail(Document doc, String newname, String newemail) {
    Element root = doc.getDocumentElement();
    NodeList rootlist = root.getChildNodes();
    for (int i = 0; i < rootlist.getLength(); i++) {
        Element person = (Element) rootlist.item(i);
        NodeList personlist = person.getChildNodes();
        Element name = (Element) personlist.item(0);
        NodeList namelist = name.getChildNodes();
        Text nametext = (Text) namelist.item(0);
        String oldname = nametext.getData();
        if (oldname.equals(newname)) {
            Element email = (Element) personlist.item(1);
            NodeList emaillist = email.getChildNodes();
            Text emailtext = (Text) emaillist.item(0);
            emailtext.setData(newemail);
        }/*  w w w  .  j  a  v  a2s .c  o m*/
    }
}