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:com.nexmo.client.verify.endpoints.SharedParsers.java

protected static VerifyResult parseVerifyResponseXmlNode(Element root) throws NexmoResponseParseException {
    String requestId = null;/*from w  w w . ja v  a 2s .  co m*/
    int status = -1;
    String errorText = null;

    NodeList fields = root.getChildNodes();
    for (int i = 0; i < fields.getLength(); i++) {
        Node node = fields.item(i);
        if (node.getNodeType() != Node.ELEMENT_NODE)
            continue;

        String name = node.getNodeName();
        if ("request_id".equals(name)) {
            requestId = XmlUtil.stringValue(node);
        } else if ("status".equals(name)) {
            String str = XmlUtil.stringValue(node);
            try {
                if (str != null)
                    status = Integer.parseInt(str);
            } catch (NumberFormatException e) {
                log.error("xml parser .. invalid value in <status> node [ " + str + " ] ");
                status = BaseResult.STATUS_INTERNAL_ERROR;
            }
        } else if ("error_text".equals(name)) {
            errorText = XmlUtil.stringValue(node);
        }
    }

    if (status == -1)
        throw new NexmoResponseParseException("Xml Parser - did not find a <status> node");

    // Is this a temporary error ?
    boolean temporaryError = (status == BaseResult.STATUS_THROTTLED
            || status == BaseResult.STATUS_INTERNAL_ERROR);

    return new VerifyResult(status, requestId, errorText, temporaryError);
}

From source file:Main.java

public static List<Element> elements(final Element element, final Set<String> allowedTagNames) {
    List<Element> elements = null;
    final NodeList nodeList = element.getChildNodes();
    if (nodeList != null) {
        for (int i = 0; i < nodeList.getLength(); i++) {
            final Node child = nodeList.item(i);
            if (Element.class.isAssignableFrom(child.getClass())) {
                final Element childElement = (Element) child;
                final String childTagName = getTagLocalName(childElement);
                if (allowedTagNames.contains(childTagName)) {
                    if (elements == null) {
                        elements = new ArrayList<Element>();
                    }//from ww  w .ja v  a  2 s .c  o  m
                    elements.add(childElement);
                }
            }
        }
    }
    return elements;
}

From source file:com.tascape.qa.th.android.model.UIA.java

public static WindowHierarchy parseHierarchy(InputStream in, UiAutomatorDevice device)
        throws SAXException, ParserConfigurationException, IOException {
    DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
    DocumentBuilder builder = factory.newDocumentBuilder();
    Document document = builder.parse(in);

    Element doc = document.getDocumentElement();
    NodeList nl = doc.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        Node node = nl.item(i);//from   w ww  .  ja va 2  s  . com
        UIANode uiNode = parseNode(node);
        if (uiNode != null) {
            WindowHierarchy hierarchy = new WindowHierarchy(uiNode);
            hierarchy.setRotation(doc.getAttribute("rotation"));
            LOG.debug("{}", hierarchy);
            hierarchy.setUiAutomatorDevice(device);
            return hierarchy;
        }
    }
    throw new UIAException("Cannot parse view hierarchy");
}

From source file:Main.java

/**
 * Looks through all child elements of the specified root (recursively) and
 * returns the elements 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/* w  ww .j av a2s.  com*/
 * @param keyAttributeValue the value that attribute must have
 * @return list of Elements in the tree under root that match the specified
 *         parameters.
 * @throws NullPointerException if any of the arguments is null.
 */
public static List<Element> locateElements(Element root, String tagName, String keyAttributeName,
        String keyAttributeValue) {
    List<Element> result = new ArrayList<Element>();
    NodeList nodes = root.getChildNodes();
    Node node;
    int len = nodes.getLength();
    for (int i = 0; i < len; i++) {
        node = nodes.item(i);
        if (node.getNodeType() != Node.ELEMENT_NODE)
            continue;

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

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

        // look inside.

        List<Element> childs = locateElements((Element) node, tagName, keyAttributeName, keyAttributeValue);

        if (childs != null)
            result.addAll(childs);

    }

    return result;
}

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

/**
 * Retrieve all child elements of the given DOM element   
        //from  w  w  w.  j  a va2s . c om
 * @param ele         the DOM element to analyze
 * @return a List of child <code>org.w3c.dom.Element</code> instances
 */
public static List<Element> getChildElements(Element ele) {
    Assert.notNull(ele, "Element must not be null");
    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) {
            childEles.add((Element) node);
        }
    }
    return childEles;
}

From source file:Main.java

/**
 * Get the content of the given element.
 *
 * @param element       The element to get the content for.
 * @param defaultStr    The default to return when there is no content.
 * @return              The content of the element or the default.
 *///from   w  ww  . jav a 2s .c  o  m
public static String getElementContent(Element element, String defaultStr) throws Exception {
    if (element == null)
        return defaultStr;

    NodeList children = element.getChildNodes();
    String result = "";
    for (int i = 0; i < children.getLength(); i++) {
        if (children.item(i).getNodeType() == Node.TEXT_NODE
                || children.item(i).getNodeType() == Node.CDATA_SECTION_NODE) {
            result += children.item(i).getNodeValue();
        } else if (children.item(i).getNodeType() == Node.COMMENT_NODE) {
            // Ignore comment nodes
        }
    }
    return result.trim();
}

From source file:Main.java

/**
 * This method will find all the parameters under this <code>paramsElement</code> and return them as
 * Map<String, String>. For example,
 * <pre>// w w  w . j a v  a  2s  .com
 *   <result ... >
 *      <param name="param1">value1</param>
 *      <param name="param2">value2</param>
 *      <param name="param3">value3</param>
 *   </result>
 * </pre>
 * will returns a Map<String, String> with the following key, value pairs :-
 * <ul>
 *  <li>param1 - value1</li>
 *  <li>param2 - value2</li>
 *  <li>param3 - value3</li>
 * </ul>
 *
 * @param paramsElement
 * @return
 */
public static Map getParams(Element paramsElement) {
    LinkedHashMap params = new LinkedHashMap();

    if (paramsElement == null) {
        return params;
    }

    NodeList childNodes = paramsElement.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node childNode = childNodes.item(i);

        if ((childNode.getNodeType() == Node.ELEMENT_NODE) && "param".equals(childNode.getNodeName())) {
            Element paramElement = (Element) childNode;
            String paramName = paramElement.getAttribute("name");

            String val = getContent(paramElement);
            if (val.length() > 0) {
                params.put(paramName, val);
            }
        }
    }
    return params;
}

From source file:Main.java

/**
 * Returns an iterator over the children of the given element with
 * the given tag name./*from  www .  j  a v a  2 s.com*/
 * @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<Element> 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<Element> 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((Element) currentChild);
        }
    }
    return goodChildren.iterator();
}

From source file:Main.java

/**
 * Get textvalue from element. Loop all #text chidlnoes.
 * This is used by getText() methods, endusers usually
 * should not call this directly.//from  ww  w .ja  v a  2  s .c o  m
 */
private static String getSimpleText(Element element) {
    if (element == null)
        return null;
    StringBuilder sb = new StringBuilder();
    NodeList nodes = element.getChildNodes();
    Node node;
    for (int i = 0; i < nodes.getLength(); i++) {
        node = nodes.item(i);
        if (node.getNodeType() == Node.TEXT_NODE)
            sb.append(node.getNodeValue());
    }
    return sb.toString().trim();
}

From source file:Main.java

public static List<Element> getChildNodes(Element ele) {

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

    if (ele == null) {
        return elements;
    }/*from w w  w  . j  a  v a 2s  .  co  m*/

    NodeList nl = ele.getChildNodes();

    if (nl != null && nl.getLength() > 0) {
        for (Integer i = 0; i < nl.getLength(); i++) {
            Node node = nl.item(i);
            if (node instanceof Element) {
                elements.add((Element) node);
            }
        }
    }

    return elements;
}