Example usage for org.w3c.dom Element getChildNodes

List of usage examples for org.w3c.dom Element getChildNodes

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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:XmlHelper.java

/**
 * Returns an iterator over the children of the given element with the given
 * tag name./*from  www. j  a  v  a  2  s  .  c o  m*/
 * 
 * @param element
 *          The parent element
 * @param tagName
 *          The name of the desired child
 * @return An interator of children or null if element is null.
 */
public static Iterator getChildrenByTagName(Element element, String tagName) {
    if (element == null)
        return null;
    // getElementsByTagName gives the corresponding elements in the whole
    // descendance. We want only children

    NodeList children = element.getChildNodes();
    ArrayList goodChildren = new ArrayList();
    for (int i = 0; i < children.getLength(); i++) {
        Node currentChild = children.item(i);
        if (currentChild.getNodeType() == Node.ELEMENT_NODE
                && ((Element) currentChild).getTagName().equals(tagName)) {
            goodChildren.add(currentChild);
        }
    }
    return goodChildren.iterator();
}

From source file:com.omertron.thetvdbapi.tools.DOMHelper.java

/**
 * Gets the string value of the tag element name passed
 *
 * @param element// w w  w .  j  ava 2s.  c om
 * @param tagName
 * @return
 */
public static String getValueFromElement(Element element, String tagName) {
    NodeList elementNodeList = element.getElementsByTagName(tagName);
    if (elementNodeList == null) {
        return "";
    } else {
        Element tagElement = (Element) elementNodeList.item(0);
        if (tagElement == null) {
            return "";
        }

        NodeList tagNodeList = tagElement.getChildNodes();
        if (tagNodeList == null || tagNodeList.getLength() == 0) {
            return "";
        }
        return ((Node) tagNodeList.item(0)).getNodeValue();
    }
}

From source file:ee.ria.xroad.proxyui.WSDLParser.java

private static String getChildValue(String childName, Element element) {
    if (element == null) {
        return null;
    }//from   w ww.j ava2  s . c  o m

    NodeList nodeList = element.getChildNodes();

    for (int i = 0; i < nodeList.getLength(); i++) {
        Node node = nodeList.item(i);

        if (childName.equals(node.getLocalName())) {
            return getValue(node);
        }
    }

    return null;
}

From source file:Main.java

/**
 *
 * @param element//from ww  w .  j  a  va2s.c o  m
 * @param attributeName
 * @param matches
 */
private static void removeAttributeLoopElement(Element element, String attributeName, String... matches) {

    if (element.hasAttribute(attributeName)) {
        if (matches(element.getTagName(), matches)) {
            element.removeAttribute(attributeName);
        }
    }

    NodeList nodeList = element.getChildNodes();
    int length = nodeList.getLength();
    for (int seq = 0; seq < length; seq++) {
        Node node = nodeList.item(seq);
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            if (element.hasAttribute(attributeName)) {
                if (matches(element.getTagName(), matches)) {
                    removeAttributeLoopElement((Element) node, attributeName, matches);
                }
            }
        }
    }
}

From source file:Main.java

private static void outputElement(Element node, String indent) {
    System.out.print(indent + "<" + node.getTagName());
    NamedNodeMap nm = node.getAttributes();
    for (int i = 0; i < nm.getLength(); i++) {
        Attr attr = (Attr) nm.item(i);
        System.out.print(" " + attr.getName() + "=\"" + attr.getValue() + "\"");
    }/*from   w  w  w .  j a v a 2s .  c  om*/
    System.out.print(">");
    NodeList list = node.getChildNodes();
    for (int i = 0; i < list.getLength(); i++)
        outputloop(list.item(i), indent + TAB);
    System.out.println(indent + "</" + node.getTagName() + ">");
}

From source file:com.weibo.wesync.notify.xml.DomUtils.java

/**
 * Retrieve all child elements of the given DOM element that match any of the given element names. Only look at the
 * direct child level of the given element; do not go into further depth (in contrast to the DOM API's
 * <code>getElementsByTagName</code> method).
 *
 * @param ele         the DOM element to analyze
 * @param childEleNames the child element names to look for
 * @return a List of child <code>org.w3c.dom.Element</code> instances
 * @see org.w3c.dom.Element/*from   w  w  w .j  a v a  2 s  .  co m*/
 * @see org.w3c.dom.Element#getElementsByTagName
 */
public static List<Element> getChildElementsByTagName(Element ele, String[] childEleNames) {
    Assert.notNull(ele, "Element must not be null");
    Assert.notNull(childEleNames, "Element names collection must not be null");
    List<String> childEleNameList = Arrays.asList(childEleNames);
    NodeList nl = ele.getChildNodes();
    List<Element> childEles = new ArrayList<Element>();
    for (int i = 0; i < nl.getLength(); i++) {
        Node node = nl.item(i);
        if (node instanceof Element && nodeNameMatch(node, childEleNameList)) {
            childEles.add((Element) node);
        }
    }
    return childEles;
}

From source file:de.codesourcery.utils.xml.XmlHelper.java

public static String getDirectChildValue(Element parent, String childTag, boolean isRequired)
        throws ParseException {

    NodeList list = parent.getChildNodes();

    Node matchingNode = null;/*www  .j  a  v  a 2  s. c  o m*/
    for (int i = 0; i < list.getLength(); i++) {
        Node n = list.item(i);

        if (n.getNodeName().equals(childTag)) {
            if (matchingNode == null) {
                matchingNode = n;
            } else {
                throw new ParseException(
                        "Node " + parent.getNodeName() + " contains more than one child <" + childTag + "> ?!",
                        -1);
            }
        }
    }

    if (matchingNode == null) {
        if (isRequired) {
            throw new ParseException(
                    "Node " + parent.getNodeName() + " contains no child node <" + childTag + "> ?!", -1);
        }
        return null;
    }

    return getNodeValue(matchingNode, null, isRequired);
}

From source file:Main.java

public static List<Element> getElementsByTagNameNS(Element parent, String uri, String name, boolean localOnly) {
    List<Element> ret = new ArrayList<Element>();
    if (!localOnly) {
        NodeList elementList = parent.getElementsByTagNameNS(uri, name);
        for (int i = 0; i < elementList.getLength(); i++) {
            ret.add((Element) elementList.item(i));
        }//  w ww.java2 s  . co m
    } else {
        NodeList childList = parent.getChildNodes();
        for (int i = 0; i < childList.getLength(); i++) {
            if (childList.item(i).getNodeType() != Node.ELEMENT_NODE)
                continue;
            Element child = (Element) childList.item(i);
            if ((uri.equals("*") || child.getNamespaceURI().equals(uri))
                    && ((child.getLocalName() == null && uri.equals("*") && child.getTagName().equals(name))
                            || child.getLocalName().equals(name)))
                ret.add(child);
        }
    }
    return ret;
}

From source file:Main.java

public static Element cloneElementAs(Element srcEl, Document dstDoc, String elName) {
    if (srcEl.getNodeName().equals(elName)) {
        if (srcEl.getOwnerDocument() == dstDoc) {
            return (Element) srcEl.cloneNode(true);
        } else {//w  w w.  j av a 2 s  . c o  m
            return (Element) dstDoc.importNode(srcEl, true);
        }
    } else {
        final Element dstEl = dstDoc.createElement(elName);
        final NodeList srcChildren = srcEl.getChildNodes();
        final int n = srcChildren.getLength();
        for (int i = 0; i < n; ++i) {
            final Node srcChild = srcChildren.item(i);
            final Node dstChild = dstDoc.importNode(srcChild, true);
            dstEl.appendChild(dstChild);
        }
        return dstEl;
    }
}

From source file:com.bluexml.xforms.actions.EnumAction.java

private static void fillValues(String type, Document doc) {
    Element root = doc.getDocumentElement();

    Map<String, String> values = new HashMap<String, String>();
    Map<String, String> keys = new HashMap<String, String>();

    NodeList childNodes = root.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node child = childNodes.item(i);
        if (child instanceof Element) {
            Element element = (Element) child;
            addValue(element, values, keys);
        }/*from ww  w  .j a va2s. c  o m*/
    }

    enumValues.put(type, values);
    enumKeys.put(type, keys);
}