Example usage for org.w3c.dom Node getNodeType

Introduction

In this page you can find the example usage for org.w3c.dom Node getNodeType.

Prototype

public short getNodeType();

Source Link

Document

A code representing the type of the underlying object, as defined above.

Usage

From source file:Main.java

/**
 * Looks through all child elements of the specified root (recursively)
 * and returns the first element that corresponds to all parameters.
 *
 * @param root the Element where the search should begin
 * @param tagName the name of the node we're looking for
 * @param keyAttributeName the name of an attribute that the node has to
 * have/*from w  w w . jav  a  2s .  c  o m*/
 * @param keyAttributeValue the value that attribute must have
 * @return the Element in the tree under root that matches the specified
 * parameters.
 * @throws NullPointerException if any of the arguments is null.
 */
public static Element locateElement(Element root, String tagName, String keyAttributeName,
        String keyAttributeValue) {
    NodeList nodes = root.getChildNodes();
    int len = nodes.getLength();

    for (int i = 0; i < len; i++) {
        Node node = nodes.item(i);

        if (node.getNodeType() != Node.ELEMENT_NODE)
            continue;

        Element element = (Element) node;

        // is this the node we're looking for?
        if (node.getNodeName().equals(tagName)) {
            String attr = element.getAttribute(keyAttributeName);

            if ((attr != null) && attr.equals(keyAttributeValue))
                return element;
        }

        //look inside.
        Element child = locateElement(element, tagName, keyAttributeName, keyAttributeValue);

        if (child != null)
            return child;
    }
    return null;
}

From source file:Main.java

/**
 * This method will return the content of this particular <code>element</code>.
 * For example,/*  w  ww  .  j a v  a  2  s  . com*/
 * <p/>
 * <pre>
 *    <result>something_1</result>
 * </pre>
 * When the {@link org.w3c.dom.Element} <code>&lt;result&gt;</code> is passed in as
 * argument (<code>element</code> to this method, it returns the content of it,
 * namely, <code>something_1</code> in the example above.
 *
 * @return
 */
public static String getContent(Element element) {
    StringBuilder paramValue = new StringBuilder();
    NodeList childNodes = element.getChildNodes();
    for (int j = 0; j < childNodes.getLength(); j++) {
        Node currentNode = childNodes.item(j);
        if (currentNode != null && currentNode.getNodeType() == Node.TEXT_NODE) {
            String val = currentNode.getNodeValue();
            if (val != null) {
                paramValue.append(val.trim());
            }
        }
    }
    return paramValue.toString().trim();
}

From source file:Main.java

/** Finds and returns the next sibling element node. */
public static Element getNextSiblingElement(Node node) {

    // search for node
    Node sibling = node.getNextSibling();
    while (sibling != null) {
        if (sibling.getNodeType() == Node.ELEMENT_NODE) {
            return (Element) sibling;
        }/*  w w  w .  j  ava 2  s  .c o  m*/
        sibling = sibling.getNextSibling();
    }

    // not found
    return null;

}

From source file:Main.java

/**
 * Returns a single element having a given tag
 *///from   w w  w.j ava  2 s .  co  m
public static Element getSingleElement(Element element, String tagName) {
    Node node = element.getFirstChild();

    while (node != null) {
        if (node.getNodeType() == Node.ELEMENT_NODE && node.getNodeName().compareTo(tagName) == 0)
            return (Element) node;

        node = node.getNextSibling();
    }

    return null;
}

From source file:Main.java

private static List<Element> getJsModulesForSpecificPlatform(Document doc, String platformName) {
    List<Element> suitableJsModules = new ArrayList<Element>();
    Element documentElement = doc.getDocumentElement();
    NodeList childNodes = documentElement.getChildNodes();

    for (int i = 0; i < childNodes.getLength(); i++) {
        Node node = childNodes.item(i);
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            Element element = (Element) node;

            if (isJsModuleElement(element)) { // Common js-module for all types of projects (ios, android, wp8 etc.)
                suitableJsModules.add(element);
            } else if (isPlatformElement(element) && (element.getAttribute(ATTRIBUTE_NAME) != null)
                    && element.getAttribute(ATTRIBUTE_NAME).equals(platformName)) { // platform-specific js-module
                List<Element> androidJsModules = getChildElementsByName(element, TAG_JS_MODULE);
                suitableJsModules.addAll(androidJsModules);
            }//from w  w w.  j  a  v  a2s . co m
        }
    }

    return suitableJsModules;
}

From source file:Main.java

public static List<Map<String, String>> ReadPlaylistItemsFromFile(String path, String filename) {

    List<Map<String, String>> results = new ArrayList<Map<String, String>>();

    try {/* w ww .j  a  va2  s . c o  m*/
        File fXmlFile = new File(path, filename);
        DocumentBuilderFactory dbFactory = DocumentBuilderFactory.newInstance();
        DocumentBuilder dBuilder = dbFactory.newDocumentBuilder();
        Document doc = dBuilder.parse(fXmlFile);
        doc.getDocumentElement().normalize();

        NodeList songList = doc.getElementsByTagName("song");
        Log.d("ReadItemsFromFile", "List Length: " + songList.getLength());

        for (int i = 0; i < songList.getLength(); i++) {

            Node nNode = songList.item(i);
            if (nNode.getNodeType() == Node.ELEMENT_NODE) {
                Element eElement = (Element) nNode;

                HashMap<String, String> mapElement = new HashMap<String, String>();

                mapElement.put("name", eElement.getElementsByTagName("name").item(0).getTextContent());
                mapElement.put("artist", eElement.getElementsByTagName("artist").item(0).getTextContent());
                mapElement.put("startTime",
                        eElement.getElementsByTagName("startTime").item(0).getTextContent());
                mapElement.put("url", eElement.getElementsByTagName("url").item(0).getTextContent());

                results.add(mapElement);
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
        return null;
    }
    return results;

}

From source file:Main.java

public static Node findWithAttrubute(Node root, String name, String attributeName) {
    final NodeList list = root.getChildNodes();
    for (int i = 0; i < list.getLength(); i++) {
        final Node subnode = list.item(i);
        if (subnode.getNodeType() == Node.ELEMENT_NODE) {
            if (subnode.getNodeName().equals(name)) {
                if (subnode.getAttributes().getNamedItem(attributeName) != null) {
                    return subnode;
                }/*w w w . ja  v  a2 s .co m*/
            }
        }
    }
    return null;
}

From source file:Main.java

public static void stepThrough(Node start) {
    System.out.println(start.getNodeName() + " = " + start.getNodeValue());

    if (start.getNodeType() == Element.ELEMENT_NODE) {
        NamedNodeMap startAttr = start.getAttributes();
        for (int i = 0; i < startAttr.getLength(); i++) {
            Node attr = startAttr.item(i);
            System.out.println(" Attribute: " + attr.getNodeName() + " = " + attr.getNodeValue());
        }//from  w ww. j ava 2s.c o  m
    }

    for (Node child = start.getFirstChild(); child != null; child = child.getNextSibling()) {
        stepThrough(child);
    }
}

From source file:Main.java

/**
 * Gets the index of the specified element amongst elements with the same
 * name/*from   w w w  .  ja v a2 s .  co  m*/
 * 
 * @param element
 *           the element to get for
 * @return the index of the element, will be >= 1
 */

public static int getElementIndex(Node element) {
    int result = 1;

    Node elm = element.getPreviousSibling();
    while (elm != null) {
        if (elm.getNodeType() == Node.ELEMENT_NODE && elm.getNodeName().equals(element.getNodeName()))
            result++;
        elm = elm.getPreviousSibling();
    }

    return result;
}

From source file:Main.java

private static Node getPreviousTypedNode(Node node, short nodeType) {
    node = node.getPreviousSibling();/*  w w  w.  j  a  v  a2  s  .c  o  m*/

    while (node != null && node.getNodeType() != nodeType) {
        node = node.getPreviousSibling();
    }

    return node;
}